title: Naloxone--friend or foe?
mesh_terms: D001143:Arousal / Q000187:drug effects*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009270:Naloxone / Q000494:pharmacology*; D011183:Postoperative Complications; D013345:Subarachnoid Hemorrhage / Q000175:diagnosis
chemical_list: D009270:Naloxone