Delivery system for topical medications

Abstract

The present invention is a delivery system comprising a pad and a liquid composition, comprising an insoluble dermatologically active ingredient with a viscosity that permits substantially uniform absorption of the composition onto the pad, and the pad is in then packaged in a sealed container.

1 - 20 . (canceled)  
   
   
       21 . A drug delivery system comprising 
 a non-woven pad;    a liquid composition, wherein the composition comprises benzoyl peroxide, starch, carbomer, disodium EDTA, water, glycerin, sodium hydroxide, zinc lactate, glycolic acid, C12-C15 alkyl benzoate, cetearyl alcohol, dimethicone, glyceryl stearate and PEG 100 stearate, steareth 2, steareth 20, and polysorbate 20;    a sealed container, wherein the container comprises a material comprised of metal substantially coated with one or more plastics on at least on surface, and one sheet of the material is heat sealed to a second sheet of the material, and the heat sealed materials contain the pad and the composition without leaking; and 
 wherein the composition has: 
 the viscosity is about 2000 cps to about 3000 cps;  
 about 1% starch;  
 about 4% benzoyl peroxide;  
 about 0.3% carbomer;  
 about 0.5% disodium EDTA;  
 about 71% water;  
 about 6% glycerin;  
 about 0.3% sodium hydroxide;  
 about 0.2% zinc lactate;  
 about 0.5% glycolic acid;  
 about 7% C12-C15 alkyl benzoate;  
 about 2% cetearyl alcohol;  
 about 1% dimethicone;  
 about 1% glyceryl stearate and PEG 100 stearate;  
 about 1.5% steareth 2;  
 about 1% steareth 20; and  
 about 1% polysorbate 20.