Patent ID: 7749488

Claim:
A topical delivery foam composition in a pressurized container, said composition comprising: benzoyl peroxide and clindamycin or a salt or ester thereof; a quick-breaking foaming agent comprising: a) water present between about 80% to about 95% w/w, b) a surfactant, c) a pH adjusting agent, and d) xanthan gum, wherein the quick-breaking foaming agent contains about 0% emollient and contains about 0% of a C 1 -C 6 alcohol; and an aerosol propellant selected from the group consisting of a hydrocarbon, a chlorofluorocarbon, dimethyl ether, hydrofluorocarbons and a mixture thereof, wherein said composition is a quick-breaking foam after release from said container, and the pH adjusting agent is present in an amount sufficient to adjust the pH of the composition to between about 4.0 to about 6.5.