<unk> (oral) is an antiemetic that is FDA approved for the treatment of chemotherapy-induced nausea and vomiting, highly emetogenic chemotherapy; prophylaxis, chemotherapy-induced nausea and vomiting, moderately emetogenic chemotherapy; prophylaxis, postoperative nausea and vomiting; prophylaxis, radiation-induced nausea and vomiting; prophylaxis.   Common adverse reactions include constipation, diarrhea, increased liver enzymes, headache, fatigue, malaise.
Ondansetron 
Palonosetron
Niperotidine
Alosetron
Pantethine
Lerisetron
Ramosetron
Palonosetron hydrochloride