Ondansetron Overview, Precautions, Dosage, How to Take, Storage and Side Effects

Ondansetron, marketed under the brand name Zofran, is a blocks the actions of chemicals in the body that can trigger nausea and vomiting. Ondansetron is used to prevent nausea and vomiting that may be caused by surgery, cancer chemotherapy, or radiation treatment. Ondansetron may be used for purposes not listed in this medication guide.