Preparation of controlled release skeletal muscle relaxant dosage forms
US8137734B2 · kind B2 · utility
8Cited by
9References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 18, 2009 |
| Grant date | Mar 20, 2012 |
| Priority date | — |
| Expiry date | Jul 18, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P21/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention is directed to a method of preparing an extended release pharmaceutical composition comprising cyclobenzaprine, comprising coating inert particles with a cyclobenzaprine-containing a drug layering composition to form IR beads, then coating the IR beads with an extended-release coating to form ER beads.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.