Ondansetrondrug info
ondansetron 0.8 MG/ML Oral Solution
What it is used for
Ondansetron is indicated for the prevention of nausea and vomiting associated with: highly emetogenic cancer chemotherapy, including cisplatin greater than or equal to 50 mg/m 2. initial and repeat courses of moderately emetogenic cancer chemotherapy. radiotherapy in patients receiving either total body irradiation, single high-dose fraction to the abdomen, or daily fractions to the abdomen. Ondansetron is also indicated for the prevention of postoperative nausea and/or vomiting. Ondansetron is a 5-HT 3 receptor antagonist indicated for the prevention of: nausea and vomiting associated with highly emetogenic cancer chemotherapy, including cisplatin greater than or equal to 50 mg/m 2. nausea and vomiting associated with initial and repeat courses of moderately emetogenic cancer chemotherapy. nausea and vomiting associated with radiotherapy in patients receiving either total body irradiation, single high-dose fraction to the abdomen, or daily fractions to the abdomen. postoperative nausea and/or vomiting.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective May 30, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
Description
The active ingredient in ondansetron oral solution, USP is ondansetron hydrochloride, USP as the dihydrate, the racemic form of ondansetron and a selective blocking agent of the serotonin 5-HT 3 receptor type. Chemically it is 4H-carbazol-4-one, 1, 2, 3, 9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-, monohydrochloride, (±)-, dihydrate. It has the following structural formula: The empirical formula is C 18 H 19 N 3 O∙HCl∙2H 2 O, representing a molecular weight of 365.9 g/mol. Ondansetron hydrochloride, USP (dihydrate) is a white to off-white powder that is soluble in water and normal saline. Each 5 mL of ondansetron oral solution, USP contains 5 mg of ondansetron hydrochloride, USP (dihydrate) equivalent to 4 mg of ondansetron (base) and the following inactive ingredients: anhydrous citric acid, glycerin, purified water, saccharin sodium, sodium citrate, sodium benzoate and strawberry flavor. Chemical Structure
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective May 30, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
This page reproduces regulatory text for reference. It is not medical advice, and KenyRx is not a pharmacy or a prescriber. Talk to a doctor or pharmacist about whether a medicine is right for you.
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