Compositions having a combination of immediate release and controlled release characteristics
US6908626B2 · kind B2 · utility
86Cited by
109References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 2002 |
| Grant date | Jun 21, 2005 |
| Priority date | — |
| Expiry date | Dec 25, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/146
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed are compositions exhibiting a combination of immediate release and controlled release characteristics. The compositions comprise at least one poorly soluble active ingredient having a nanoparticulate particle size, at least one surface stabilizer adsorbed onto the surface of the nanoparticulate active agent particles, and at least one active ingredient having a microparticulate particle size.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.