title: Controlled clinical comparison between two hypnotic combinations and a placebo.
mesh_terms: D000284:Administration, Oral; D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002986:Clinical Trials as Topic; D004338:Drug Combinations; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D006993:Hypnotics and Sedatives / Q000008:administration & dosage*; D008297:Male; D008702:Methaqualone / Q000008:administration & dosage*; D008875:Middle Aged; D010879:Piperazines / Q000008:administration & dosage*; D010919:Placebos; D011300:Preoperative Care; D012893:Sleep Wake Disorders / Q000188:drug therapy
chemical_list: D004338:Drug Combinations; D006993:Hypnotics and Sedatives; D010879:Piperazines; D010919:Placebos; D008702:Methaqualone