Composition for percutaneous administration
US4847260A · kind A · utility
14Cited by
1References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 1987 |
| Grant date | Jul 11, 1989 |
| Priority date | — |
| Expiry date | Oct 26, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D213/80
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition for percutaneous administration containing a nicotinic ester represented by formula (I) ##STR1## or an isonicotinic ester represented by formula (II) ##STR2## wherein R and R' each represents an alkyl group having 5 or more carbon atoms, with or without a specific polar compound. The composition improves percutaneous absorption of an active ingredient.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.