<prompt> A 55 year old female comes to the eye casualty with history of severe eye pain, redness and diminished vision. On examination, the visual acuity is 660, there is circumcorneal congestion, corneal oedema and a shallow anterior chamber. Which of the following is the best drug of choiceAtropine ointmentIV mannitolCiprofloxacin eye dropsBetamethasone eye drops  <response>: Approach in acute congestive glaucoma Start i.v. mannitol or i.v. acetazolamideWhen IOT starts falling, start topical pilocarpine or β-blocker timolol.Apraclonidinelatanoprost may be added.Once i.o.t. is reduced, surgery is done. 