[Double-blind comparison of butorphanol and pentazocine in the treatment of post-surgical pain].
D000328:Adult; D000368:Aged; D002077:Butorphanol / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D006801:Humans; D007273:Injections, Intramuscular; D008875:Middle Aged; D009019:Morphinans / Q000627:therapeutic use*; D010149:Postoperative Pain / Q000188:drug therapy*; D010423:Pentazocine / Q000627:therapeutic use
D009019:Morphinans; D002077:Butorphanol; D010423:Pentazocine