Transdermal delivery of analgesics
US6916486B2 · kind B2 · utility
34Cited by
15References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 2, 2003 |
| Grant date | Jul 12, 2005 |
| Priority date | — |
| Expiry date | Jul 3, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q17/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a transdermal drug delivery system which comprises: a therapeutically effective amount of an analgesic; at least one dermal penetration enhancer, which is a safe skin-tolerant ester sunscreen ester; and at least one volatile liquid. The invention also provides a method for administering at least one systemic acting analgesic to an animal which comprises applying an effective amount of the analgesic in the form of the drug delivery system of the present invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.