Transdermal drug composition with dual permeation enhancers
US4820720A · kind A · utility
107Cited by
22References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 1988 |
| Grant date | Apr 11, 1989 |
| Priority date | — |
| Expiry date | Mar 29, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/14
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A dosage form that coadministers a drug and two percutaneous absorption enhancers to a defined area of the skin is described. The dosage form comprises a body that contains supplies of drug and enhancers and has a basal surface that contacts the area of skin and transmits the drug and enhancers to the area for absorption thereby.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.