Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Liposomes
Patent
1994-12-30
1997-07-22
Kishore, Gollamudi S.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Liposomes
424401, 514844, 514847, A61K 9127, A61K 700
Patent
active
056501668
ABSTRACT:
Moisturizing composition for the simultaneous treatment of the surface layers and deep layers of the skin, and use thereof. The composition of the invention comprises a first dispersion of lipid vesicles which are capable of penetrating into the deep layers of the skin and which contain at least one active agent selected from the group consisting of polyols, sugars, proteins, vitamins and the derivatives thereof, ceramides, essential fatty acids, and sterols, for treating these deep layers, and a second dispersion of lipid vesicles which are capable of penetrating into the surface layers of the skin and which contain at least one active agent selected from the group consisting of polyols, nitrogen-containing carboxylic acid derivatives, keratolytic agents, inorganic salts and lipoamino acids, for treating these surface layers.
REFERENCES:
patent: 5422120 (1995-06-01), Kim
International Journal of Pharmaceutics, vol. 62, No. 1, Jul. 15, 1990, NL pp. 75-79, Gabrijelcic et al. "Liposomes as drug cariers into the skin by one-dimensional epr imaging".
Le Royer Isabelle
Nadaud Jean-Fran.cedilla.ois
Ribier Alain
Simonnet Jean-Thierry
"L'Oreal"
Kishore Gollamudi S.
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