Ready-to-administer fentanyl formulations
US11738011B2 · kind B2 · utility
1Cited by
3References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 17, 2021 |
| Grant date | Aug 29, 2023 |
| Priority date | — |
| Expiry date | Nov 17, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The stable liquid formulations for parenteral administration include fentanyl or a pharmaceutically acceptable salt thereof. The formulations include a diluent and buffer, either containing sodium, in an aqueous solution that has a pH of about 3 to about 4.5. The parenteral liquid formulations are stable formulations that are supplied as a ready-to-administer product in an infusion container or bag. The stable formulations are terminally sterilized in the infusion container. The stable formulations are suitable for administration to a patient in need of therapy with fentanyl or a pharmaceutically acceptable salt thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.