<prompt> . Which of the antiglaucoma drug is contraindicated in sulfonamide hypersensitivity ?3-blockersPilocarpineAcetazolamidProstaglandin analogues  <response>: . Ans. is c i.e., Acetazolamide Carbonic anhydrase inhibitors acetazolamide are contraindicated in sulfonamide hypersensitivity. Impoant contraindications of topical agents of POAG 13-blockers non-selective :- Asthma, COPD, CHF, sinus bradycardia, AV block Cholinomimetic Pilocarpine :- Uveitis Sympathomimetic agentsq Dipiveferine :-Angle closure glaucoma, cardiovascular disease. Brimonidine, Apraclonidine :- Use of MAO inhibitors, hypeensive crisis, Parkinsonism. Carbonic anhydrase inhibitors :- Hypersensitivity to sulfonamide, eye injury Prostaglandin analogues :- Ocular inflammation or infection 