Drugs Home > Ondansetron

Ondansetron is a prescription medication that is used to prevent nausea and vomiting that can be caused by chemotherapy, radiation, or surgery. It comes in a number of forms, including tablets, orally disintegrating tablets, a flavored liquid, and an intravenous form. Ondansetron works by blocking serotonin, a chemical produced by the body that is related to nausea and vomiting. As with any medication, there can be some side effects with this drug, such as headaches, fatigue, and constipation.

What Is Ondansetron?

Ondansetron hydrochloride (Zofran®) is a prescription medicine that has been licensed to prevent nausea and vomiting due to several causes.

Side Effects of Ondansetron

As with any medicine, there are possible side effects with ondansetron. However, not everyone who takes it will experience side effects. In fact, most people tolerate it well. When side effects do occur, they are often minor and either require no treatment or can easily be treated by you or your healthcare provider. Serious side effects are less common.
The most common side effects of ondansetron include:
(Click Side Effects of Ondansetron to learn about the specific side effects of this medication, including serious side effects to look out for. You can also read about other possible side effects by going to:
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
List of references (click here):
Other Articles in This eMedTV Presentation

Topics & Medications


Related Channels

eMedTV Links
Copyright © 2006-2020 Clinaero, Inc.

eMedTV serves only as an informational resource. This site does not dispense medical advice or advice of any kind. Site users seeking medical advice about their specific situation should consult with their own physician. Click Terms of Use for more information.

This site complies with the HONcode standard for trustworthy health information:
verify here.