Method and compositions for enhancing the cutaneous penetration of pharmacologically active agents
US4971800A · kind A · utility
46Cited by
46References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1989 |
| Grant date | Nov 20, 1990 |
| Priority date | — |
| Expiry date | Sep 18, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/4833
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Method and compositions for enhancing the cutaneous penetration of topically or transdermally delivered pharmacologically active agents. The compositions include various urethane compounds as permeation enhancers, the urethane compounds formed from reaction of a monomeric organic diisocyanate with a hydroxy- or hydroxy/alkoxy-terminated linear alkylene or polyalkylene glycol or polyether.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.