This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Primary Angle-Closure Glaucoma, Subject name: Ophthalmology
Drug used in acute congestive glaucoma are all except: (PGI Nov 2009) 
Select and explain. 
A. Atropine, B. Pilocarpine, C. Acetozolamide, D. Mannitol
A: Atropine
Answer: A: Atropine 
Explanation: Ans: A (Atropine) "Mydriatic drugs like atropineQ, cyclopentolate, tropicamide & phenylephrine'' are precipitating factors for angle closure glaucoma ,so not used in treatmentKhurana4th/225Drugs Used in Treatment of Acute Congestive GlaucomaHyperosmotic Agents & Hypotensive LipidsMannitol :Shou!d be given initially to lower IOPGlycerol: It is less suitable for diabetes# Beta Blocker - Decrease rate of production of aqueous humourTimololQLevobunololQBetaxololQCarteololQa agonist - Decrease production & increase aqueous outflowClonidineQBrimonidineQApraclonidineNon-Selective a & p agonistsEpinephrineDipivefrineQCarbonic Anhydrase Inhibitors - decrease production of aqueous humourAcetozolamideQDorzolamideyMethazolamideBrinzolamideQProstaglandin Analogues - Increase uveoscleral outflowLatanoprostQBimatoprostUnoprostoneQTravoprost# Parasympathomimetics - Increase trabecular outflowPilocarpineQCorticosteriod - reduce inflammationDexamethasoneQBetamethasone