title: Paradoxical reaction to intravenous pentobarbital, meperidine and scopolamine.
mesh_terms: D000698:Analgesia; D007275:Injections, Intravenous; D008614:Meperidine / Q000009:adverse effects; D009609:Nitrous Oxide; D010424:Pentobarbital / Q000009:adverse effects; D012601:Scopolamine / Q000009:adverse effects
chemical_list: D008614:Meperidine; D012601:Scopolamine; D010424:Pentobarbital; D009609:Nitrous Oxide