Dictionary of Cancer Terms
View in Spanish: Ondansetrón
Ondansetron (on-DAN-seh-tron)
The active ingredient in a drug used to treat nausea and vomiting caused by cancer treatment. Ondansetron is a type of serotonin receptor antagonist and a type of antiemetic.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.