This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
[{'content': 'A patient having glaucoma develops blepharoconjunctivitis after instilling some antiglaucoma drug. Which of the following drug can be responsible for it – \nSelect and explain. \nA. Timolol, B. Latanosprost, C. Dipiverine, D. Pilocarpine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ocular side effects of topical agents for POAG\nβ-blockers :\n\nAllergic blepheroconjunctivitis, corneal hyposthesia, Blurred vision, Dryness of eye, superficial punctate keratitis.\n\nCholinomimetics (Pilocarpine) :\n\nBlurred vision, miosis, accommodative spasm, browache.\n\nSymathomimetics :\n\nNon-selective (Dipivefrine) :- Follicular conjunctivitis, rebound congestion, macular edema in aphakic.\nBrimonidine: - Conjunctival blanching, ocular allergy.\nApraclonidine: - Allergies, fluctuation in visual acuity.\n\nCarbonic anhydrase inhibitors (Dorzolamide, Brinzolamide) Punctate keratitis, ocular allergies.\nProstaglandin analogues (Latanoprost) Punctate keratitis, iris pigmentation.', 'role': 'assistant'}]