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 55 year old female comes to the eye casualty with history of severe eye pain, redness and diminution of vision. On examination the visual acuity is 6/60, there is circumcorneal congestion, corneal oedema and a shallow anterior chamber, Which of the following is the best drug of choice- \nSelect and explain. \nA. Atropine ointment, B. I.V. Mannitol, C. Ciprofloxacin eye drops, D. Betamethasone eye drops.', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. IV Mannitol Immediate treatment of acute congestive glaucoma consists of Acetazolamide (IV)- 1St drug usedQ Followed by oral Glycerine/IV Mannitol if the lOP is very high/ unresponsive Topical therapy - Pilocarpine Q 2% two drops to both eyes- Drug of choice - Dexamethasone (or equivalent) - beta blocker eg. Timolol Analgesia & Antiemetics Patient to lie supine for 1 hour', 'role': 'assistant'}]