US2005232978A1PendingUtilityA1

Delivery system for topical medications

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Assignee: PATEL BHIKU GPriority: Jul 3, 2003Filed: Jun 14, 2005Published: Oct 20, 2005
Est. expiryJul 3, 2023(expired)· nominal 20-yr term from priority
A61P 31/02A61P 31/04A61P 31/10A61K 9/0014A61K 31/327A61P 17/10A61P 17/00A61M 35/006
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Claims

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.

Claims

exact text as granted — not AI-modified
1 - 19 . (canceled)  
     
     
         20 . 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, C 12 -C 15  alkyl benzoate, cetearyl alcohol, dimethicone, glyceryl stearate and PEG 100 stearate, steareth 2, steareth 20, and polysorbate 20; and    a sealed container, wherein the container comprises a material comprised of metal substantially coated with one or more plastics on at least one 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;    wherein the composition has a viscosity of about 2000 cps to about 3000 cps; and wherein the composition has:    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% C 12 -C 15  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.

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