Pharmaceutical formulation containing opioid agonist, opioid antagonist and gelling agent
US7842307B2 · kind B2 · utility
213Cited by
25References
43Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 6, 2002 |
| Grant date | Nov 30, 2010 |
| Priority date | — |
| Expiry date | Dec 6, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/36
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed in certain embodiments is an oral dosage form comprising a therapeutically effective amount of an opioid analgesic, an opioid antagonist and one or more pharmaceutically acceptable excipients; the dosage form further including a gelling agent in an effective amount to impart a viscosity unsuitable for administration selected from the group consisting of parenteral and nasal administration to a solubilized mixture formed when the dosage form is crushed and mixed with from about 0.5 to about 10 ml of an aqueous liquid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.