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Questions About Cancer? 1-800-4-CANCER

NCI Dictionary of Cancer Terms

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5-hydroxytryptamine 3 receptor antagonist  listen  (5-hy-DROK-see-TRIP-tuh-meen 3 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-HT3 receptor antagonist and type 3 serotonin receptor antagonist.