COMPOSITION DERMO-COSMETIQUE

Oil in water dermo-cosmetic emulsion comprises: micelles containing at least one oil containing an active ingredient to diffuse through the skin, where the micelles have a minimum size (D 10) of >= 0.1 mu m and a maximum size (D 90) of = 0.4 mu m; water in which polysaccharide is dissolved, where the polysaccharide is able to form a film, after polymerization, and is present at 0.7-5 mass% of emulsion. Independent claims are included for: (1) a preparation of the emulsion comprising mixing at least one oil comprising an active ingredient to diffuse through the skin, an emulsifier, water and polysaccharide capable of forming a film after polymerization, where the mixing is carried out and emulsifier and polysaccharide are chosen to obtain the emulsion, after mixing step; and (2) an animal other than man in which at least part of the skin carries the emulsion or the film resulting from polymerization of the polysaccharide of the emulsion. ACTIVITY : Antipruritic; Dermatological. MECHANISM OF ACTION : None given.