title: Respiratory depression after epidural and intrathecal narcotics.
mesh_terms: D004824:Epidural Space; D006801:Humans; D007278:Injections, Spinal; D009294:Narcotics / Q000009:adverse effects*; D010149:Postoperative Pain / Q000188:drug therapy; D012131:Respiratory Insufficiency / Q000139:chemically induced*
chemical_list: D009294:Narcotics