Composition : Naphazoline Hydrochloride USP 0.056% w/v Chlorpheniramine Maleate USP 0.01% w/v Boric Acid USP 1.25% w/v Sodium Chloride USP 0.05% w/v Zinc Sulphate USP 0.12% w/v Chlorobutanol (Preservative) USP 0.5% w/v Sterile Aqueous Base q.s.