Patent ID: 8592380

Claim:
A method of treating acne vulgaris, comprising the step of applying to an affected area of a subject in need thereof a therapeutically-effective amount of a composition, wherein the composition comprises an emulsion, wherein the emulsion comprises: cetostearyl alcohol, from about 1% to about 3% by weight of the emulsion; emulsifying wax, from about 1% to about 3% by weight of the emulsion; steareth-10, from about 0.3% to about 1.1% by weight of the emulsion; dimethicone, from about 0.5% to about 1.5% by weight of the emulsion; water, from about 65% to about 90% by weight of the emulsion; clindamycin phosphate, from about 0.5% to about 1.8% by weight of the emulsion; glycerol, from about 6% to about 18% by weight of the emulsion; disodium EDTA, from about 0.05% to about 0.2% by weight of the emulsion; methylparaben, from about 0.1% to about 0.5% by weight of the emulsion; propylparaben, from about 0.05% to about 0.2% by weight of the emulsion; sodium hydroxide, from about 0.005% to about 0.05% by weight of the emulsion; and sodium phosphate monobasic, from about 0.1% to about 1.5% by weight of the emulsion; a propellant; and a purge gas.