This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': 'All of the following may be used for premedication except \nSelect and explain. \nA. Diazepam, B. Pethidine, C. Atropine, D. Pancuronium', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Diazepam (benzodiazepine) is used for relieving anxiety, inducing good sleep and producing amnesia. Opioids for producing analgesia and atropine (anticholinergics) for drying up the secretions. Pancuronium is non-depolarizing muscle relaxant used during surgery to produce muscle relaxation. REf KATZUNG 12TH ed.', 'role': 'assistant'}]