Process for manufacturing tablets for the sustained release of active principle(s)
US6379700B2 · kind B2 · utility
34Cited by
2References
12Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Dec 8, 2000 |
| Grant date | Apr 30, 2002 |
| Priority date | — |
| Expiry date | Dec 8, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/522
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention concerns a method for making tablets with active principle sustained-release which consists in: preparing a fluid oil-in-water emulsion; spraying the resulting emulsion on a powder mixture containing at least the active principle; subjecting said treated powder to a compressing step, to obtain tablets.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.