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': 'All of the following are used in glaucoma treatment except \nSelect and explain. \nA. Apraclonidine, B. Timolol, C. Pilocarpine, D. Metoprolol', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Refer katzung 10e p103,152, kDT 6/e p144/147 Metoprolol is a Beta blocker with local anaesthetic propey. Such beta blockers are not indicated in glaucoma Apraclonidine (alpha 2 agonist), timolol (Beta blocker with local anaesthetic propey), and (pilocarpine directly acting miotic) are used in glaucoma', 'role': 'assistant'}]