Istalol

Timolol is a beta blocker medication used either by mouth or as eye drops.[2][4] As eye drops it is used to treat increased pressure inside the eye such as in ocular hypertension and glaucoma.[2] By mouth it is used for high blood pressure, chest pain due to insufficient blood flow to the heart, to prevent further complications after a heart attack, and to prevent migraines.[4] Common side effects with the drops is irritation of... [wikipedia]