The active ingredient in ondansetron orally disintegrating tablets, USP is ondansetron base, the racemic form of ondansetron, and a selective blocking agent of the serotonin 5-HT3 receptor type. Chemically it is (±) 1, 2, 3, 9-tetrahydro-9-methyl-3-[(2-methyl-1 H-imidazol- 1-yl)methyl]-4H-carbazol-4-one. It has the following structural formula:
The molecular formula is C18H19N3O representing a molecular weight of 293.4.
USP disintegration test pending.
Each ondansetron orally disintegrating tablet, USP intended for oral administration contains 4 mg or 8 mg of ondansetron base. In addition, each ondansetron orally disintegrating tablet, USP contains the following inactive ingredients: aspartame, calcium stearate, colloidal silicon dioxide, mannitol, microcrystalline cellulose, polacrilin potassium, sodium starch glycolate, strawberry flavor and talc. Ondansetron orally disintegrating tablets, USP are a orally administered formulation of ondansetron which rapidly disintegrates on the tongue and does not require water to aid dissolution or swallowing.
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do not exceed the maximum recommended daily dose in a 24 hour period
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shake well before use
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dose may be taken once a day preferably at bedtime, in divided doses, or as directed by a doctor
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drink a full glass (8 oz) of liquid with each dose
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for accurate dosing, use dose cup provided
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mL = milliliter; TBSP = Tablespoon
•
do not exceed the maximum recommended daily dose in a 24 hour period
•
shake well before use
•
dose may be taken once a day preferably at bedtime, in divided doses, or as directed by a doctor
•
drink a full glass (8 oz) of liquid with each dose
•
for accurate dosing, use dose cup provided
•
mL = milliliter; TBSP = Tablespoon