Long time drug-sustained release preparation
US6756048B1 · kind B1 · utility
5Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2001 |
| Grant date | Jun 29, 2004 |
| Priority date | — |
| Expiry date | Apr 18, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a sustained release preparation of a lipophilic drug, comprising a drug dispersion wherein the lipophilic drug and a water-soluble substance are dispersed, in a solid state at the body temperature of an animal or a human being to which the preparation is to be administered, in a water-impermeable and biocompatible material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.