<unk>  is an antiemetic that is FDA approved for the prophylaxis of acute and delayed nausea and vomiting associated with initial and repeat courses of cancer chemotherapy.   Common adverse reactions include erythema, constipation , indigestion , asthenia , headache , fatigue ,serotonin syndrome..
Netupitant and palonosetron
Ergotamine and caffeine 
Indacaterol and glycopyrrolate
Diphenoxylate hydrochloride and atropine sulfate
Isometheptene, caffeine and acetaminophen
Tiotropium bromide and olodaterol
Thonzylamine hydrochloride and chlophedianol hydrochloride
Hydrocodone bitartrate and Homatropine methylbromide