Bimatoprost 0.03% Versus Travoprost 0.004% in Patients Currently on Latanoprost 0.005%

Patients with glaucoma or ocular hypertension currently being treated with latanoprost 0.005%, and in need of additional IOP lowering, will be randomized to receive either bimatoprost 0.03% or travoprost 0.004% in place of latanoprost 0.005%

Inclusion Criteria:

• Glaucoma or ocular hypertension in both eyes
• Currently being treated with latanoprost 0.005% daily and in need of additional IOP-lowering
• Best-corrected visual acuity of 20/100 or better in each eye
• Visual field within 6 months of study entry

Exclusion Criteria:

• Secondary glaucoma
• Active intraocular inflammation or macular edema
• Intraocular surgery or laser surgery within the past 3 months