The Utility of Cap Color and Bottle Characteristics for Topical Glaucoma Therapy

Glaucoma is a leading cause of irreversible blindness worldwide.1 Increased intraocular pressure is a major risk factor for the development and progression of glaucoma; lowering intraocular pressure remains the current focus of glaucoma treatment.2,3 The efficacy of topical glaucoma therapy depends on patient adherence and poor adherence may lead to greater fluctuation in intraocular pressure.3,4 One prerequisite to achieving adherence to therapy is correct identification of medications. This is of particular importance for patients taking >1 medication with unique dosing schedules to avoid both under treatment and unnecessary side effects.