ondansetron

ondansetron
A serotonin 5-HT3 receptor antagonist used as an antiemetic, particularly in patients undergoing chemotherapy or radiation treatment for cancer.

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on·dan·se·tron än-'dän-si-.trän, ōn- n an antiemetic drug administered orally or parenterally in the form of its hydrated hydrochloride C18H19N3O·HCl·2H2O to prevent nausea and vomiting esp. when a consequence of chemotherapy or surgery see zofran

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n.
a drug used to control severe nausea and vomiting, especially when it results from chemotherapy and radiotherapy. Ondansetron works by opposing the action of the neurotransmitter serotonin (5-hydroxytryptamine). Trade name: Zofran.

Medical dictionary. 2011.

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  • ondansetron hydrochloride — on·dan·se·tron hy·dro·chlo·ride (on danґsə tron) [USP] an antiemetic used for prevention of nausea and vomiting occurring after surgery or in conjunction with cancer chemotherapy or radiotherapy; administered orally or intravenously …   Medical dictionary

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