Epidural and intrathecal narcotics.
D002908:Chronic Disease; D004824:Epidural Space; D005260:Female; D006801:Humans; D007267:Injections; D007278:Injections, Spinal; D007743:Labor, Obstetric; D009020:Morphine / Q000008:administration & dosage / Q000097:blood; D009294:Narcotics / Q000008:administration & dosage*; D010146:Pain / Q000188:drug therapy; D010149:Postoperative Pain / Q000188:drug therapy; D011247:Pregnancy; D012120:Respiration Disorders / Q000139:chemically induced
D009294:Narcotics; D009020:Morphine