Synergistic compositions comprising (R)-dimiracetam (1) and (S)-dimiracetam (2) in a non-racemic ratio
US10738054B2 · kind B2 · utility
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23Claims
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Key dates
| Filing date | May 30, 2018 |
| Grant date | Aug 11, 2020 |
| Priority date | — |
| Expiry date | May 30, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a composition of enantiomers of 3,6,7,7a-tetrahydro-1H-pyrrolo[1,5-a]imidazole-2,5-dione and pharmaceutically acceptable solvates or co-crystals thereof in a certain ratio, a pharmaceutical composition comprising said composition, its use as a medicament and the use of the inventive compositions or pharmaceutical compositions in the treatment and/or prevention of a disease or disorder typically and preferably selected from peripheral sensory neuropathy, preferably peripheral neuropathic pain; seizure; depression; or cognitive impairment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.