Pain relief in patients on ventilators.
D000765:Anesthesia, Conduction; D000769:Anesthesia, Inhalation; D006439:Hemodynamics / Q000187:drug effects; D006801:Humans; D008297:Male; D008875:Middle Aged; D009458:Neuroleptanalgesia; D010146:Pain / Q000188:drug therapy*; D011182:Postoperative Care; D011183:Postoperative Complications; D012122:Ventilators, Mechanical