Latanoprost used topically in glaucoma primarily acts by: (A) Decreasing aqueous humor forma on, (B) Increasing uveo scleral outflow, (C) Releasing papillary block, (D) Increasing trabecular outflow
Answer is B. Latanoprost - (0.0005%) synthetic drug which is an ester analogue of prostaglandin F2 alpha , It is only drug which exclusively acts by increasing uveo scleral outflow and by causing reduction in episcleral venous pressure. Side effects - conjunctival hyperaemia, foreign body sensation and increased pigmentation of the iris.