Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Liposomes
Patent
1992-09-16
1994-10-25
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Liposomes
514863, 5147726, A61K 9127, A61K 3105
Patent
active
053587162
ABSTRACT:
Pharmaceutical composition for topical application to the skin, comprising an oil-in-water emulsion containing dithranol. This composition contains, in order to prevent the oxidation of the dithranol, nonionic vesicles prepared from a lipid phase containing at least one nonionic amphiphilic lipid. These vesicles are dispersed in the aqueous phase of the emulsion.
REFERENCES:
patent: 4438052 (1984-03-01), Weder et al.
patent: 4731210 (1988-05-01), Weder et al.
patent: 4954345 (1990-09-01), Muller
patent: 5055228 (1991-10-01), Zabotto et al.
Chem. Ab. 115:287091b.
Laugier Jean-Pierre
Segot Evelyne
"L'Oreal"
Kulkosky Peter F.
Page Thurman K.
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