Patent · US Active

Transdermal therapeutic system comprising buprenorphine

US9844515B2 · kind B2 · utility

7Cited by

6References

7Claims

0Family size

Assignee

Hexal AG · DE

Inventors

Jens Fleschhut · Holzkirchen, DE
Susanne Feinaeugle · Holzkirchen, DE
Karin Lauer · Holzkirchen, DE

Key dates

Filing date	Nov 17, 2011
Grant date	Dec 19, 2017
Priority date	—
Expiry date	Oct 17, 2032

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K47/14
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention is concerned with a transdermal therapeutic system (TTS) comprising buprenorphine and a method of manufacturing such a TTS. The transdermal therapeutic system is used for the transdermal administration of buprenorphine and analogues thereof. In particular, the invention relates to the use of a transdermal therapeutic system (TTS) for analgesic purposes. The TTS according to the invention comprises a transdermal drug delivery composition comprising buprenorphine and an adhesive component, which is a mixture of a crosslinked and a non-crosslinked acrylic polymer and a penetration enhancer comprising a keto acid.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.