Efficacy and Safety of PRO-155 on Inflammation of the Conjunctival Surface in Subjects With Grade I-III Pterygium vs Placebo.

Title of the study Efficacy and safety of PRO-155 (Zebesten ofteno®) on inflammation of the conjunctival surface in subjects with grade I-III pterygium vs placebo. Hypothesis H0. The Zebesten® ophthalmic solution (bromfenac 0.09%) is less effective and safe than placebo in reducing conjunctival hyperemia in subjects with grade I-III pterygium. H1 The Zebesten® ophthalmic solution (bromfenac 0.09%) is more effective and safe than placebo in reducing conjunctival hyperemia in subjects with grade I-III pterygium. Objective To evaluate the efficacy and safety of PRO-155 (bromfenac 009%) ophthalmic solution in the treatment of conjunctival hyperemia and ocular surface inflammation in a clinical model of pterygium grade I to III.