Morphine therapy
US5460826A · kind A · utility
207Cited by
12References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 27, 1994 |
| Grant date | Oct 24, 1995 |
| Priority date | — |
| Expiry date | Jun 27, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A bilayer comprising a morphine layer of morphine, poly(alkylene oxide) and poly(vinylpyrrolidone); and an expandable contacting layer of coated granules of a higher molecular weight poly(alkylene oxide) and a hydroxyalkylcellulose, which bilayer is disclosed for morphine therapy. A method is disclosed for using the bilayer composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.