Medical Dictionary


noun on·dan·se·tron \än-ˈdän-si-ˌträn, ōn-\

Medical Definition of ONDANSETRON

:  an antiemetic drug administered orally or parenterally in the form of its hydrated hydrochloride C18H19N3O·HCl·2H2O to prevent nausea and vomiting especially when a consequence of chemotherapy or surgery—see zofran


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