One drop of morphine added to local anesthetics by means of a 23-gauge injection needle can relieve postoperative pain under spinal anesthesia.
Toyoyama
H
H
Mizutani
K
K
Toyoda
Y
Y
D000701:Analgesics, Opioid / Q000008:administration & dosage*; D000775:Anesthesia, Spinal; D000779:Anesthetics, Local / Q000008:administration & dosage*; D006801:Humans; D009020:Morphine / Q000008:administration & dosage*; D010149:Postoperative Pain / Q000188:drug therapy*
D000701:Analgesics, Opioid; D000779:Anesthetics, Local; D009020:Morphine