This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Autonomic nervous system, Subject name: Pharmacology
[{'content': 'Cholinergic drugs are used in all the following conditions except \nSelect and explain. \nA. Cobra Bite, B. Post operative paralytic ileus, C. Glaucoma, D. Bradycardia', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Cholinergic drugs produce bradycardia by acting on M2 receptors on hea Ref: KDT 7th ed pg 101', 'role': 'assistant'}]