Transdermal administration of buprenorphine
US5069909A · kind A · utility
189Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 1990 |
| Grant date | Dec 3, 1991 |
| Priority date | — |
| Expiry date | Jun 20, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Method and laminated composite for administering buprenorphine transdermally to treat pain. The composite comprises an impermeable backing layer and a reservoir layer containing buprenorphine and optionally a permeation enhancer combined with a pressure-sensitive adhesive with the amounts of buprenorphine and optional enhancer being sufficient to cause the buprenorphine to pass through the skin at a rate in excess of about 0.05 mcg/cm.sup.2 /hr.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.