Patent ID: 7939516
Filing Date: 2011-05-10
Classification: A61K,A61P,A61Q

Abstract:
1. A medicated composition for topical application comprising active ingredients consisting of fluocinolone acetonide, hydroquinone and tretinoin, the composition being an emulsion obtainable by a process comprising the steps of: (a) mixing water and at least one hydrophilic compound while heating at a temperature in the range of 75° C. to 80° C. to form an aqueous composition; (b) mixing at least two hydrophobic compounds while heating at a temperature in the range of about 75° C. to about 80° C. to form a non-aqueous composition; (c) combining the aqueous and non-aqueous compositions to form a mixture; (d) stirring and cooling the mixture and adding the active ingredients; (e) adding at least one emulsifier to the mixture after the step (c); and (f) homogenizing the mixture containing the at least one emulsifier and the active ingredients to form the emulsion.