Solid matrix system for transdermal drug delivery
US6149935A · kind A · utility
86Cited by
50References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 16, 1999 |
| Grant date | Nov 21, 2000 |
| Priority date | — |
| Expiry date | Aug 16, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/57
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A matrix for containing drugs for transdermal delivery systems is disclosed. The matrix, formed of a skin-adhesive acrylate copolymer, attains high rates of drug delivery without the addition of drug delivery rate enhancers. In preferred embodiments the matrix is used to administer steroids, in particular estradiol. Water-soluble polymers may be added as well.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.