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Jun 10, 2026 - 09:31 AM
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We’ve provided several answers to questions related to Zofran , see some other helpful Q&A related to this product.
Question: How quickly does Zofran stop nausea?
Answer: Zofran (ondansetron) usually begins to relieve nausea within 30 minutes after taking it by mouth or dissolving tablet. The full effect is often felt within one to two hours. However, individual response times may vary.
Question: Do I need a prescription for Zofran in Canada?
Answer: Yes, you need a prescription for Zofran (ondansetron) in Canada. It is not available over the counter and must be prescribed by a licensed healthcare professional.
Question: Is Ondansetron available over the counter?
Answer: No, Ondansetron is not available over the counter. It is a prescription medication, so you need a doctor's prescription to obtain it.
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