Pharmaceutical compositions for the sustained release of insoluble active principles
US6245346A · kind A · utility
9Cited by
3References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 6, 1999 |
| Grant date | Jun 12, 2001 |
| Priority date | — |
| Expiry date | Jan 6, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/1647
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Pharmaceutical composition for the controlled release of at least one water-insoluble active principle, containing a homopolymer of D,L-lactic acid or of L-lactic acid of low molecular weight combined with said active principle, wherein the molecular weight of the homopolymer of D,L-lactic acid is between approximately 2,000 and 6,000 daltons or the molecular weight of the homopolymer of L-lactic acid is about 4,000 daltons.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.