NCI Dictionary of Cancer Terms
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5-HT3 receptor antagonist (… reh-SEP-ter an-TA-guh-nist)
|A type of drug used to treat certain types of irritable bowel syndrome and relieve nausea and vomiting. It is a type of antiemetic. Also called 5-hydroxytryptamine 3 receptor antagonist and type 3 serotonin receptor antagonist.|