Also spelled antemetic. A drug used to control nausea and vomiting (emesis), which are common side effects of chemotherapy. Antiemetic drugs can be used before, during, or after chemotherapy. Granisetron and ondansetron are examples of antiemetic drugs.
An antiemetic is a drug that is effective against vomiting and nausea. Antiemetics are typically used to treat motion sickness and the side effects of opioid analgesics, general anaesthetics and chemotherapy directed against cancer.