Stabilization of granules
US7425528B2 · kind B2 · utility
3Cited by
6References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2003 |
| Grant date | Sep 16, 2008 |
| Priority date | — |
| Expiry date | Jun 30, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/63
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to granules comprising a core matrix and one or more coatings, wherein the core matrix comprises: An active compound, a synthetic polymer, where the amount of polymer added is 0.1 to 10% by weight of the matrix and one or more antioxidants and/or reducing agents, where the amount of antioxidant and/or reducing agent is 0.2 to 5% by weight of the matrix.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.