 | | S (Betaxolol Hydrochloride Ophthalmic Suspension) is a sterile isotonic aqueous suspension containing betaxolol 0.25% (0.28% betaxolol hydrochloride) with benzalkonium chloride (as preservative), mannitol, poly (styrene-divinyl benzene) sulfonic acid, carbomer 934P, edetate disodium, hydrochloric acid and/or sodium hydroxide (to adjust pH) and purified water. |