Method of treating the skin with organic acids in anhydrous microsphere delivery systems
US5962018A · kind A · utility
76Cited by
16References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 1998 |
| Grant date | Oct 5, 1999 |
| Priority date | — |
| Expiry date | Apr 28, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/203
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
There is provided a method of treating skin with a therapeutic, water-soluble organic acid. There is also provided an anhydrous composition containing the water-soluble organic acid is encapsulated into hydrophobic microspheres through which the organic acid can elute in the presence of water is applied to the skin. The composition is wet with water immediately prior to, or after the composition is applied to the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.