title: Pain on injection with droperidol and prevention of pain with etomidate.
mesh_terms: D004329:Droperidol / Q000009:adverse effects*; D005045:Etomidate / Q000009:adverse effects*; D006801:Humans; D007267:Injections / Q000009:adverse effects; D010146:Pain / Q000517:prevention & control*
chemical_list: D004329:Droperidol; D005045:Etomidate