Composition with sustained release of levodopa and carbidopa
US6531153B2 · kind B2 · utility
46Cited by
4References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 29, 2001 |
| Grant date | Mar 11, 2003 |
| Priority date | — |
| Expiry date | May 29, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/16
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a pharmaceutical composition comprising a therapeutically effective amount of levodopa and of carbidopa, dispersed in a hydrophilic matrix, said composition further comprising an organic acid. A subject of the invention is also a process for preparing the composition, comprising granulation, in particular in a fluidized bed, of the various components and compression of the granules obtained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.