title: A comparative study of the narcotic against activity of naloxone and levallorphan.
mesh_terms: D001794:Blood Pressure / Q000187:drug effects; D002245:Carbon Dioxide; D003864:Depression, Chemical; D004357:Drug Synergism; D006801:Humans; D007275:Injections, Intravenous; D007977:Levallorphan / Q000008:administration & dosage / Q000494:pharmacology*; D008297:Male; D009270:Naloxone / Q000008:administration & dosage / Q000494:pharmacology*; D009292:Narcotic Antagonists; D009294:Narcotics / Q000506:poisoning; D010146:Pain; D010919:Placebos; D011581:Psychological Tests; D011680:Pupil / Q000187:drug effects; D011930:Reaction Time; D012119:Respiration / Q000187:drug effects
chemical_list: D009292:Narcotic Antagonists; D009294:Narcotics; D010919:Placebos; D002245:Carbon Dioxide; D007977:Levallorphan; D009270:Naloxone