Pharmaceutical composition with extended release of Milnacipran
US6699506B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 26, 1999 |
| Grant date | Mar 2, 2004 |
| Priority date | — |
| Expiry date | Feb 26, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/24
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention concerns a pharmaceutical composition with prolonged release, for oral administration of a single daily dose of 60 to 140 mg of Milnacipran, having a multi-particulate form containing a plurality of microgranules each comprising an active microsphere containing a saccharose and/or starch nucleus of a size between 200 and 2000 &mgr;m and containing 150 to 1000 &mgr;m of Milnacipran and a binding agent, each microgranule being coated with a film having a base of at least one polymer insoluble in water but permeable to physiological liquids, of a thickness between 20 and 100 &mgr;m, the said pharmaceutical composition enabling an in vitro release corresponding to the following pattern: between 10 and 55% of the dose released in 2 hours, between 40 and 75% of the dose released in 4 hours, between 70 and 90% of the dose released in 8 hours, between 80 and 100% of the dose released in 12 hours.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.