Oil-in-water emulsions for topical application contain micronized particulate active ingredient and acrylic acid / alkyl acrylate copolymer as emulsifying agent.

摘要

Topically applicable cosmetic/pharmaceutical oil-in-water emulsions, well suited for treating or caring for the skin and/or superficial body growths therefrom, include a discontinuous fatty phase dispersed in a continuous aqueous phase and comprise an effective amount of at least one biologically active agent (A) and an effective amount of an emulsifying system (B) therefor, the at least one biologically active agent (A) being non-solubilized therein in micronized particulate state, at least 80%, numerically, of the micronized particles having diameters ranging from 1 to 10 mum and at least 50%, also numerically, having diameters of less than 5 mum.