title: Controlled comparison of lorazepam and pentobarbital as hypnotics for presurgical patients.
mesh_terms: D000759:Adjuvants, Anesthesia / Q000009:adverse effects; D000328:Adult; D000368:Aged; D001552:Benzazepines / Q000494:pharmacology*; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D006993:Hypnotics and Sedatives / Q000009:adverse effects / Q000494:pharmacology*; D007659:Ketones / Q000494:pharmacology; D008297:Male; D008875:Middle Aged; D010424:Pentobarbital / Q000494:pharmacology*; D010919:Placebos; D011292:Premedication / Q000009:adverse effects; D012890:Sleep / Q000187:drug effects; D014149:Tranquilizing Agents / Q000009:adverse effects
chemical_list: D000759:Adjuvants, Anesthesia; D001552:Benzazepines; D006993:Hypnotics and Sedatives; D007659:Ketones; D010919:Placebos; D014149:Tranquilizing Agents; D010424:Pentobarbital