Pharmaceutical compositions for use in treating pain
US12409154B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Feb 26, 2020 |
| Grant date | Sep 9, 2025 |
| Priority date | — |
| Expiry date | Jan 12, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P23/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Provided is a pharmaceutical composition for use in treating postsurgical pain. The pharmaceutical composition comprises a lipid-based complex. The lipid-based complex comprises an amide-type anesthetic and at least one lipid, wherein a molar ratio of the amide-type anesthetic to the at least one lipid of the lipid-based complex is at least 0.5:1. The total amount of the amide-type anesthetic is at least 1.5 to 5 times of a standard therapeutic dose for treating postsurgical pain with the amide-type anesthetic to achieve an improved pain control with desired prolonged analgesic effect.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.