Bupivacaine formulation in a polyorthoester carrier
US8956642B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 17, 2009 |
| Grant date | Feb 17, 2015 |
| Priority date | — |
| Expiry date | May 3, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/602
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Effective treatments of pain, such as chronic pelvic pain, for extended periods of time are provided. The treatments include the administration of one or more drug depots intraspinally wherein the drug depots include an effective amount of bupivacaine formulated within a polyorthoester. By administration of one or more drug depots, one can relieve pain caused by diverse sources, including but not limited to chronic pelvic pain syndromes, spinal disc herniation (i.e. sciatica), spondilothesis, stenosis, discongenic back pain and joint pain, as well as pain that is incidental to surgery. In some embodiments, the relief can be for at least thirty days, at least sixty days, at least one hundred days or at least one hundred and thirty-five days.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.