Pharmaceutical compositions in the form of sustained-release tablets based on high molecular weight polysaccharide granules
US6221393A · kind A · utility
7Cited by
3References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 22, 1999 |
| Grant date | Apr 24, 2001 |
| Priority date | — |
| Expiry date | Oct 22, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/205
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a delayed-release pharmaceutical composition which is in the form of tablets prepared by direct tableting and consisting of at least one active principle and a matrix which gives the said composition its delayed-release effect, characterized in that the said matrix consists at least in part of pregranulated polysaccharides of high molecular weight and of synthetic or natural origin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.