Morphine polymer release system
US8808745B2 · kind B2 · utility
9Cited by
168References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2013 |
| Grant date | Aug 19, 2014 |
| Priority date | — |
| Expiry date | Aug 23, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/2866
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A pharmaceutical composition for controlled release of an active substance is provided. The active substance is released into an aqueous medium by erosion of at least one surface of the composition. The composition comprises i) a matrix comprising a) polymer or a mixture of polymers, b) an active substance and, optionally, c) one or more pharmaceutically acceptable excipients, and ii) a coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.