Floating sustained release therapeutic compositions
US4814178A · kind A · utility
27Cited by
14References
7Claims
0Family size
Inventors
Key dates
| Filing date | Jul 1, 1987 |
| Grant date | Mar 21, 1989 |
| Priority date | — |
| Expiry date | Jul 1, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/52
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Non-compressed sustained release tablets which will float on gastric fulid are described. The tablets comprise a hydrocolloid gelling agent, the selected therapeutic agent and water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.