Stable medicinal compositions containing 4,5-epoxymorphinan derivatives
US6372755B1 · kind B1 · utility
14Cited by
1References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 19, 1999 |
| Grant date | Apr 16, 2002 |
| Priority date | — |
| Expiry date | Apr 19, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/26
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A stable pharmaceutical composition includes a 4,5-epoxy-morphinan derivative, and includes at least one of the group consisting of a water soluble antioxidant, a fat soluble antioxidant, a synergist, a sugar, and a surfactant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.