Crystalline forms of valbenazine salts
US10954235B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Feb 1, 2018 |
| Grant date | Mar 23, 2021 |
| Priority date | — |
| Expiry date | Feb 1, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to crystalline valbenazine ditosylate, in particular to a crystalline hydrate of valbenazine ditosylate and a crystalline anhydrate of valbenazine ditosylate, and to methods for their preparation. Furthermore, the invention relates to a pharmaceutical composition comprising the crystalline hydrate or the crystalline anhydrate, preferably in an effective and/or predetermined amount and to the use of said pharmaceutical composition as a medicament, in particular for the treatment of hyperkinetic movement disorders such as tardive dyskinesia.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.