Strong analgesics--Part II.
D002077:Butorphanol / Q000627:therapeutic use*; D006801:Humans; D008614:Meperidine / Q000627:therapeutic use*; D009019:Morphinans / Q000627:therapeutic use*; D009732:Nursing Care; D010148:Intractable Pain / Q000188:drug therapy; D010423:Pentazocine / Q000627:therapeutic use*
D009019:Morphinans; D008614:Meperidine; D002077:Butorphanol; D010423:Pentazocine