<unk> (ophthalmic) is an beta-adrenergic blocker and antiglaucoma agent that is FDA approved for the treatment of ocular hypertension or open-angle glaucoma.   Common adverse reactions include blurred vision, burning sensation in eye, dry eyes, nausea, vomiting, dizziness, and headache.
Timolol 
Latanoprost
Pilocarpine 
Travoprost
Urapidil
Carboprost
Oxetoron
Dinoprostone