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': 'Which of the following drugs acts on trabecular mesh-work and affects the aqueous outflow? \nSelect and explain. \nA. Timolol, B. Pilocarpine, C. Brimonidine, D. Brinzolamide', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ref:KD Tripathi 7th edition (page no:153,154,155) Pilocarpin increases trabecular outflow by increasing ciliary tone Timolol and Brinzolamide decreases aqueous formation Brimondine act by augmenting uveoscleral outflow', 'role': 'assistant'}]