ondansetron odt - Medication Listings

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-1H-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 g/mol. Ondansetron is a white to off-white powder. Each 4 mg ondansetron orally disintegrating tablet, USP for oral administration contains 4 mg ondansetron base. Each 8 mg ondansetron orally disintegrating tablet, USP for oral administration contains 8 mg ondansetron base. Each ondansetron orally disintegrating tablet, USP also contains the inactive ingredients mannitol, crospovidone, lactose monohydrate, microcrystalline cellulose, aspartame, strawberry guarana flavor, colloidal silicon dioxide, and magnesium stearate. The strawberry guarana flavor contains maltodextrin, propylene glycol, artificial flavors, and acetic acid. Ondansetron orally disintegrating tablets, USP are orally administered formulation of ondansetron which disintegrates on the tongue and does not require water to aid dissolution or swallowing. Meets USP Disintegration Test 2. Structure