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
Drug of choice for acute congestive glaucoma is : 
Select and explain. 
A. 1-2% pilocarpine, B. Timolol, C. Levobunanol, D. Atropine
A: 1-2% pilocarpine
Answer: A: 1-2% pilocarpine 
Explanation: A i.e. 1-2% Pilocarpine