Levobunolol Hydrochloride

**Semantic type:** Organic Chemical|Pharmacologic Substance

**Definition:** The hydrochloride salt form of levobunolol, a naphthalenone and non-cardioselective adrenergic beta-receptor antagonist with anti-glaucoma activity. Upon administration in the eye, levobunolol blocks beta-adrenergic receptors, thereby causing vasoconstriction. Levobunolol also decreases ciliary's body production of aqueous humor, leading to a decrease in aqueous humor.

**Synonyms:** - Betagan - LEVOBUNOLOL HYDROCHLORIDE