Patent ID: 6551577
Filing Date: 2003-04-22
Classification: A61K,A61Q

Abstract:
A non-aerosol spray system for burn treatment and anti-infection on a human being or an animal comprises:(a) a hand or finger trigger sprayable hydrophilic matrix composition; wherein the hydrophilic matrix composition comprises: (i) a bisbiguanide salt or a micronized sulfonamide salt; (ii) about 0.1 to about 25% of a hydrophilic base, wherein the hydrophilic base is about 0.1 to about 2% of cross-linked acrylic acid polymer or polymers with about 0.1 to about 2% of alkaline solution or about 1 to about 25% of polyoxyethylene alkyl ether or ethers, wherein the cross-linked acrylic acid polymer is Carbomer 934, Carbomer 940, or Carbomer 941, wherein the alkaline solution is about 25% of sodium hydroxide solution or strong ammonia solution; (ii) about 3 to about 40% of a humectant; (iii) about 0.1 to about 1% of a preservative; and (iv) suitable amount of purified water to adjust to 100%; and (b) a hand or finger trigger activated pump spray device designed to spray a wide or narrow spray patten.