Postoperative pain.
D000700:Analgesics / Q000008:administration & dosage / Q000009:adverse effects*; D006801:Humans; D009294:Narcotics / Q000008:administration & dosage / Q000009:adverse effects; D009407:Nerve Block; D010149:Postoperative Pain / Q000188:drug therapy*
D000700:Analgesics; D009294:Narcotics