Osmotic drug delivery system
US6110498A · kind A · utility
60Cited by
39References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 22, 1997 |
| Grant date | Aug 29, 2000 |
| Priority date | — |
| Expiry date | Oct 22, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/0004
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An osmotic drug delivery system, preferably in tablet form, which dispenses a therapeutic agent having limited water solubility in solubilized form. The delivery system comprises a core that is free of swellable polymers and comprises nonswelling solubilizing agents and wicking agents. The solubilized therapeutic agent is delivered through a passageway in the semipermeable coating of the tablet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.