Gastric retention system for controlled drug release
US5443843A · kind A · utility
179Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 24, 1990 |
| Grant date | Aug 22, 1995 |
| Priority date | — |
| Expiry date | Dec 24, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M31/002
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An oral drug delivery system having delayed gastrointestinal transit comprising a non-continuous compressible element and an attached controlled release device and which in the expanded form resists gastrointestinal transit; and a modular system for use therein comprising a non-continuous compressible element and an attached receptacle means for receiving and holding a drug-containing orally administrable controlled release device and which in the expanded form resists gastric transit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.