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US 12,295,942 B2Granted
Riluzole prodrugs and their use
AssigneeBiohaven Therapeutics Ltd.
InventorsJay Edward Wrobel, Allen B. Reitz, Jeffrey Claude Pelletier, Garry Robert Smith, Haiyan Bian
Life of this patent
Estimating the term…
Abstract
Pharmaceutical compositions of the invention include substituted riluzole prodrugs useful for the treatment of cancers including melanoma, breast cancer, brain cancer, and prostate cancer through the release of riluzole. Prodrugs of riluzole have enhanced stability to hepatic metabolism and are delivered into systemic circulation by oral administration, and then cleaved to release riluzole in the plasma via either an enzymatic or general biophysical release process.
Claims5
A method of:
- normalizing, enhancing, or potentiating the uptake of glutamate by glia, the method comprising administering to a subject an effective amount of at least one compound having formula:
- wherein R23 is selected from the group consisting of H, CH3, CH2CH3, CH2CH2CH3, CH2CCH, CH(CH3)2, CH2CH(CH3)2, CH(CH3)CH2CH3, CH2OH, CH2OCH2Ph, CH2CH2OCH2Ph, CH(OH)CH3, CH2Ph, CH2(cyclohexyl), CH2(4-OH-Ph), (CH2)4NH2, (CH2)3NHC(NH2)NH, CH2(3-indole), CH2 (5-imidazole), CH2CO2H, CH2CH2CO2H, CH2CONH2, and CH2CH2CONH2;
- or an enantiomer, diastereomer, hydrate, solvate, pharmaceutically acceptable salt, or complex thereof.
Dependencies are inferred from the claim text.