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What should I know about Zofran (ondansetron) before taking it?

Zofran (ondansetron) is a prescription medication used to prevent nausea and vomiting due to surgery or cancer treatments, such as chemotherapy and radiation. Your doctor may prescribe it for other reasons, such as persistent vomiting during pregnancy. You should not take it if you are allergic to Zofran (ondansetron), take certain other medications, or have certain medical conditions. Talk with your doctor about your medical conditions and other medications you are taking to make sure it is safe to take Zofran (ondansetron). Zofran (ondansetron) acts quickly and may cause minor side effects, such as diarrhea or constipation, feeling tired or weak, fever, headache, dizziness, or drowsiness. Call 911 immediately if you have difficulty breathing or swelling of the mouth, lips, or tongue. These are signs of a severe allergic reaction.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.