on·​dan·​se·​tron än-ˈdän-si-ˌträn, ōn- How to pronounce ondansetron (audio)
: an antiemetic drug administered orally or parenterally in the form of its hydrated hydrochloride C18H19N3O·HCl·2H2O to prevent nausea and vomiting occurring especially as a consequence of cancer chemotherapy or surgery

Note: Odansetron is marketed under the trademark Zofran.

Dictionary Entries Near ondansetron

Cite this Entry

“Ondansetron.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/ondansetron. Accessed 20 Jul. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!