Droperidol /droʊˈpɛrIdɔːl is an antidopaminergic drug used as an antiemetic and as an antipsychotic. Droperidol is also often used as a sedative in intensive-care treatment. Contents. 1 History; 2 Medical use; 3 Black box warning; 4 Side effects; 5 Chemistry .. Alcuronium Allopregnanolone...