Composition containing pregnenolone or a pregnenolone ester incorporated in liposomes, and a method for regenerating, or revitalizing the skin therewith
US5202126A · kind A · utility
4Cited by
8References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 1991 |
| Grant date | Apr 13, 1993 |
| Priority date | — |
| Expiry date | Jul 29, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a composition based on hydrated lipidic lamellar phases or on liposomes. In this composition, pregnenolone or a pregnenolone ester, such as, in particular, pregnenolone acetate, sulfate or palmitate, is at least partially incorporated in the said hydrated lipidic lamellar phases or the said liposomes. This composition can be applied in particular in the cosmetic or pharmaceutical sector, especially the dermatological sector, for the preparation of compositions with regenerating or revitalizing activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.