DESCRIPTION

The active ingredient in ondansetron orally disintegrating tablets is ondansetron base, the racemic form of ondansetron, and a selective blocking agent of the serotonin 5-HT 3 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 C 18 H 19 N 3 O representing a molecular weight of 293.4.

USP disintegration test pending.

Each ondansetron orally disintegrating tablet intended for oral administration contains 4 mg or 8 mg of ondansetron base.

In addition, each ondansetron orally disintegrating tablet 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 are a orally administered formulation of ondansetron which rapidly disintegrates on the tongue and does not require water to aid dissolution or swallowing.

structural formula