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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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"IndicationAndUsage": "TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .",
"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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"IndicationAndUsage": "TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .",
"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
},
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
},
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"IndicationAndUsage": "TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .",
"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
},
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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{
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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{
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
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{
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
},
{
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"Description": "TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water."
},
{
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"IndicationAndUsage": "TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .",
"Description": "TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water."
},
{
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"Description": "TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water."
},
{
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"IndicationAndUsage": "TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .",
"Description": "TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water."
},
{
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"IndicationAndUsage": "TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .",
"Description": "TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water."
},
{
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"IndicationAndUsage": "TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .",
"Description": "TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water."
},
{
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"Description": "TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water."
},
{
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"Description": "TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water."
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"Description": "TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water."
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<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
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<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
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<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
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<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
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<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
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<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
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<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
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<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
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<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
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<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
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<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0055-2</NDCCode>
<PackageDescription>3 BLISTER PACK in 1 CARTON (71858-0055-2) / 10 CAPSULE in 1 BLISTER PACK</PackageDescription>
<NDC11Code>71858-0055-02</NDC11Code>
<ProductNDC>71858-0055</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>CAPSULE</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20181201</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA021924</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>175</StrengthNumber>
<StrengthUnit>ug/1</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Active</Status>
<LastUpdate>2026-03-27</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20271231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20250824</StartMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0060-2</NDCCode>
<PackageDescription>3 BLISTER PACK in 1 CARTON (71858-0060-2) / 10 CAPSULE in 1 BLISTER PACK</PackageDescription>
<NDC11Code>71858-0060-02</NDC11Code>
<ProductNDC>71858-0060</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
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<RouteName>ORAL</RouteName>
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<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA021924</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>200</StrengthNumber>
<StrengthUnit>ug/1</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Active</Status>
<LastUpdate>2026-03-27</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20271231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20250824</StartMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT is L-thyroxine (T4) indicated for adults and pediatric patients 6 years and older with: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT (levothyroxine sodium) capsules for oral use contain synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T 4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT (levothyroxine sodium) capsules are amber-colored, round/biconvex capsules containing a viscous amber-colored liquid. The inactive ingredients in TIROSINT are gelatin, glycerin and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0105-1</NDCCode>
<PackageDescription>2 POUCH in 1 CARTON (71858-0105-1) / 5 AMPULE in 1 POUCH (71858-0105-4) / 1 mL in 1 AMPULE (71858-0105-6) </PackageDescription>
<NDC11Code>71858-0105-01</NDC11Code>
<ProductNDC>71858-0105</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20190301</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>13</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Deprecated</Status>
<LastUpdate>2026-02-02</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20261231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20190301</StartMarketingDatePackage>
<EndMarketingDatePackage>20260131</EndMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0105-2</NDCCode>
<PackageDescription>6 POUCH in 1 CARTON (71858-0105-2) / 5 AMPULE in 1 POUCH (71858-0105-4) / 1 mL in 1 AMPULE (71858-0105-6) </PackageDescription>
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<ProductNDC>71858-0105</ProductNDC>
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<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
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<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20190301</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>13</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Active</Status>
<LastUpdate>2026-03-31</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20271231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20250725</StartMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0110-1</NDCCode>
<PackageDescription>2 POUCH in 1 CARTON (71858-0110-1) / 5 AMPULE in 1 POUCH (71858-0110-4) / 1 mL in 1 AMPULE (71858-0110-6) </PackageDescription>
<NDC11Code>71858-0110-01</NDC11Code>
<ProductNDC>71858-0110</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20190301</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>25</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Deprecated</Status>
<LastUpdate>2026-02-02</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20261231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20190301</StartMarketingDatePackage>
<EndMarketingDatePackage>20260131</EndMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0110-2</NDCCode>
<PackageDescription>6 POUCH in 1 CARTON (71858-0110-2) / 5 AMPULE in 1 POUCH (71858-0110-4) / 1 mL in 1 AMPULE (71858-0110-6) </PackageDescription>
<NDC11Code>71858-0110-02</NDC11Code>
<ProductNDC>71858-0110</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20190301</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>25</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Active</Status>
<LastUpdate>2026-03-31</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20271231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20250725</StartMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0112-1</NDCCode>
<PackageDescription>2 POUCH in 1 CARTON (71858-0112-1) / 5 AMPULE in 1 POUCH (71858-0112-4) / 1 mL in 1 AMPULE (71858-0112-6) </PackageDescription>
<NDC11Code>71858-0112-01</NDC11Code>
<ProductNDC>71858-0112</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20210701</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>37.5</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Deprecated</Status>
<LastUpdate>2026-02-02</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20261231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20210701</StartMarketingDatePackage>
<EndMarketingDatePackage>20260131</EndMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0112-2</NDCCode>
<PackageDescription>6 POUCH in 1 CARTON (71858-0112-2) / 5 AMPULE in 1 POUCH (71858-0112-4) / 1 mL in 1 AMPULE (71858-0112-6) </PackageDescription>
<NDC11Code>71858-0112-02</NDC11Code>
<ProductNDC>71858-0112</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20210701</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>37.5</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Active</Status>
<LastUpdate>2026-03-31</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20271231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20250725</StartMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0113-1</NDCCode>
<PackageDescription>2 POUCH in 1 CARTON (71858-0113-1) / 5 AMPULE in 1 POUCH (71858-0113-4) / 1 mL in 1 AMPULE (71858-0113-6) </PackageDescription>
<NDC11Code>71858-0113-01</NDC11Code>
<ProductNDC>71858-0113</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20210701</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>44</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Deprecated</Status>
<LastUpdate>2026-02-02</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20261231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20210701</StartMarketingDatePackage>
<EndMarketingDatePackage>20260131</EndMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0113-2</NDCCode>
<PackageDescription>6 POUCH in 1 CARTON (71858-0113-2) / 5 AMPULE in 1 POUCH (71858-0113-4) / 1 mL in 1 AMPULE (71858-0113-6) </PackageDescription>
<NDC11Code>71858-0113-02</NDC11Code>
<ProductNDC>71858-0113</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20210701</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>44</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Active</Status>
<LastUpdate>2026-03-31</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20271231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20250725</StartMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0115-1</NDCCode>
<PackageDescription>2 POUCH in 1 CARTON (71858-0115-1) / 5 AMPULE in 1 POUCH (71858-0115-4) / 1 mL in 1 AMPULE (71858-0115-6) </PackageDescription>
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<ProductNDC>71858-0115</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
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<RouteName>ORAL</RouteName>
<StartMarketingDate>20190301</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>50</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Deprecated</Status>
<LastUpdate>2026-02-02</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20261231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20190301</StartMarketingDatePackage>
<EndMarketingDatePackage>20260131</EndMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0115-2</NDCCode>
<PackageDescription>6 POUCH in 1 CARTON (71858-0115-2) / 5 AMPULE in 1 POUCH (71858-0115-4) / 1 mL in 1 AMPULE (71858-0115-6) </PackageDescription>
<NDC11Code>71858-0115-02</NDC11Code>
<ProductNDC>71858-0115</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20190301</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>50</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Active</Status>
<LastUpdate>2026-03-31</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20271231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20250725</StartMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0117-1</NDCCode>
<PackageDescription>2 POUCH in 1 CARTON (71858-0117-1) / 5 AMPULE in 1 POUCH (71858-0117-4) / 1 mL in 1 AMPULE (71858-0117-6) </PackageDescription>
<NDC11Code>71858-0117-01</NDC11Code>
<ProductNDC>71858-0117</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20210701</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>62.5</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Deprecated</Status>
<LastUpdate>2026-02-02</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20261231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20210701</StartMarketingDatePackage>
<EndMarketingDatePackage>20260131</EndMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0117-2</NDCCode>
<PackageDescription>6 POUCH in 1 CARTON (71858-0117-2) / 5 AMPULE in 1 POUCH (71858-0117-4) / 1 mL in 1 AMPULE (71858-0117-6) </PackageDescription>
<NDC11Code>71858-0117-02</NDC11Code>
<ProductNDC>71858-0117</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20210701</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>62.5</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Active</Status>
<LastUpdate>2026-03-31</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20271231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20250725</StartMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
<NDC>
<NDCCode>71858-0120-1</NDCCode>
<PackageDescription>2 POUCH in 1 CARTON (71858-0120-1) / 5 AMPULE in 1 POUCH (71858-0120-4) / 1 mL in 1 AMPULE (71858-0120-6) </PackageDescription>
<NDC11Code>71858-0120-01</NDC11Code>
<ProductNDC>71858-0120</ProductNDC>
<ProductTypeName>HUMAN PRESCRIPTION DRUG</ProductTypeName>
<ProprietaryName>Tirosint</ProprietaryName>
<ProprietaryNameSuffix>Sol</ProprietaryNameSuffix>
<NonProprietaryName>Levothyroxine Sodium</NonProprietaryName>
<DosageFormName>SOLUTION</DosageFormName>
<RouteName>ORAL</RouteName>
<StartMarketingDate>20190301</StartMarketingDate>
<MarketingCategoryName>NDA</MarketingCategoryName>
<ApplicationNumber>NDA206977</ApplicationNumber>
<LabelerName>IBSA Pharma Inc.</LabelerName>
<SubstanceName>LEVOTHYROXINE SODIUM</SubstanceName>
<StrengthNumber>75</StrengthNumber>
<StrengthUnit>ug/mL</StrengthUnit>
<Pharm_Classes>Thyroxine [CS], l-Thyroxine [EPC]</Pharm_Classes>
<Status>Deprecated</Status>
<LastUpdate>2026-02-02</LastUpdate>
<PackageNdcExcludeFlag>N</PackageNdcExcludeFlag>
<ProductNdcExcludeFlag>N</ProductNdcExcludeFlag>
<ListingRecordCertifiedThrough>20261231</ListingRecordCertifiedThrough>
<StartMarketingDatePackage>20190301</StartMarketingDatePackage>
<EndMarketingDatePackage>20260131</EndMarketingDatePackage>
<SamplePackage>Y</SamplePackage>
<IndicationAndUsage>TIROSINT-SOL is L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, for: 1 Hypothyroidism - As replacement therapy in primary (thyroidal), secondary (pituitary), and tertiary (hypothalamic) congenital or acquired hypothyroidism ( 1) , 2 Pituitary Thyrotropin (Thyroid-Stimulating Hormone, TSH) Suppression - As an adjunct to surgery and radioiodine therapy in the management of thyrotropin-dependent well-differentiated thyroid cancer ( 1) .</IndicationAndUsage>
<Description>TIROSINT-SOL (levothyroxine sodium) oral solution contains synthetic L-3,3',5,5'-tetraiodothyronine sodium salt [levothyroxine (T4) sodium]. Synthetic T4 is chemically identical to that produced in the human thyroid gland. Levothyroxine (T4) sodium has an empirical formula of C 15H 10I 4NNaO 4 ∙ x H 2O (where x = 5), molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown:. TIROSINT-SOL oral solution is a clear, colorless to slightly yellow solution supplied in a 1 mL white, non-transparent, unit-dose ampule and is available in the following strengths (mcg/mL): 13, 25, 37.5, 44, 50, 62.5, 75, 88, 100, 112, 125, 137, 150, 175, 200. The inactive ingredients in TIROSINT-SOL are glycerol and water.</Description>
</NDC>
</NDCList>