Which of the following anti-glaucoma drugs can cause heterochromia iridis?: (A) Timolol, (B) Latanoprost, (C) Apraclonidine, (D) Acetazolamide
Answer is B. Ans. (B) Latanoprost(Ref: Katzung 12th/e p328; KDT 8th/e p169)PGF2a agonists like Latanoprost can cause iris pigmentation (heterochromia iridis) and growth of eyelashes (liypertrichosis) as adverse effects.