Patent ID: 7060732
Filing Date: 2006-06-13
Classification: A61K,A61M,A61P,A61Q

Abstract:
1. An apparatus comprising: a first chamber containing a first composition, the first composition being substantially anhydrous and including i) a polar solvent; ii) a first active ingredient effective in treating acne, wherein the first active ingredient is not a retinoid; and iii) a thickening agent in an amount sufficient to impart to the first composition a viscosity of at least 1000 cenetipoise measured at room temperature, the thickening agent being selected from the group consisting of acrylic acid polymers, polyacrylamides and combinations thereof; a second chamber containing a second composition comprising a retinoid; pump means for moving the first and second compositions out of the first and second chambers, respectively; and one or more outlets for dispensing the first and second compositions.