Nonselective β-blockade; label states the ocular hypotensive mechanism is not established — likely ↓ aqueous formation.
Clinical Notes
Open-angle glaucoma/ocular hypertension; not for use alone in angle-closure. Systemically absorbed — contraindicated in asthma (or history), severe COPD, sinus bradycardia, 2nd/3rd-degree AV block, cardiac failure.