title: [The comparative study of buprenorphine and pentazocine for preanesthetic medication].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002047:Buprenorphine; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D005260:Female; D006439:Hemodynamics / Q000187:drug effects; D006801:Humans; D008297:Male; D008875:Middle Aged; D009019:Morphinans; D010423:Pentazocine; D011229:Preanesthetic Medication
chemical_list: D009019:Morphinans; D002047:Buprenorphine; D010423:Pentazocine