Drugs
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Ondansetron (marketed as Zofran) Information
Ondansetron and ondansetron hydrochloride is used to prevent nausea and vomiting caused by cancer chemotherapy, radiation therapy and surgery.
It is in a class of medications called 5-HT3 receptor antagonists. Works by blocking the action of serotonin, a natural substance that may cause nausea and vomiting
Adverse reactions or quality problems experienced with the use of this product may be reported to the FDA's MedWatch Adverse Event Reporting program using the contact information at the bottom of this page.
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Related Information
FDA Drug Safety Communication: New information regarding QT prolongation with ondansetron (Zofran)
6/29/2012FDA Drug Safety Communication: Abnormal heart rhythms may be associated with use of Zofran (ondansetron)
9/15/2011FDA Drug Safety Podcast for Healthcare Professionals: Abnormal heart rhythms may be associated with use of Zofran (ondansetron)
9/16/2011
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Contact FDA
1-800-332-1088
1-800-FDA-0178 Fax
Report a Serious Problem
Regular Mail: Use postage-paid FDA Form 3500
Mail to: MedWatch 5600 Fishers Lane
Rockville, MD 20857
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