Topical beta-blocker treatment for migraine.

Beta-blockers are a well-known prophylactic treatment for migraine; however, treatment by the ocular route has not been widely considered. This case illustrates the resolution of a visual field defect associated with migraine and improvement of symptoms possibly due to administration of a topical beta-blocker. This novel method of treatment especially when visual field defects are present may have a place in the management of migraine.