Sustained-release tablet based on isosorbide 5-mononitrate and process for preparing it
US5334393A · kind A · utility
3Cited by
0References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 9, 1991 |
| Grant date | Aug 2, 1994 |
| Priority date | — |
| Expiry date | Sep 9, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/34
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a sustained-release tablet, characterized in that it comprises as active principle isosorbide 5-mononitrate (5-ISMN) in the form of a powder having a particle size of 80 .mu.m to 500 .mu.m, in homogeneous dispersion in a hydrophilic matrix based on at least one swelling component and at least one diluent component.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.