Patent classifications
C07D455/06
PROCESS FOR PREPARATION OF ((3R,11BR)-1,3,4,6,7,11B-HEXAHYDRO-9,10-DI(METHOXY-D3)-3-(2-METHYLPROPYL)-2H-BENZO[A]QUINOLIZIN-2-ONE
The present invention provides a process for preparation of deutetrabenazine using tetrabenazine as starting material.
##STR00001##
PROCESS FOR PREPARATION OF ((3R,11BR)-1,3,4,6,7,11B-HEXAHYDRO-9,10-DI(METHOXY-D3)-3-(2-METHYLPROPYL)-2H-BENZO[A]QUINOLIZIN-2-ONE
The present invention provides a process for preparation of deutetrabenazine using tetrabenazine as starting material.
##STR00001##
AMORPHOUS AND CRYSTALLINE FORMS OF VALBENAZINE SALT
The present invention relates to amorphous and crystalline forms of valbenazine salt and the methods for their preparation.
AMORPHOUS AND CRYSTALLINE FORMS OF VALBENAZINE SALT
The present invention relates to amorphous and crystalline forms of valbenazine salt and the methods for their preparation.
Formulations and pharmacokinetics of deuterated benzoquinoline inhibitors of vesicular monoamine transporter 2
The present invention relates to new pharmaceutical compositions comprising benzoquinoline compounds, and methods to inhibit vesicular monoamine transporter 2 (VMAT2) activity in a subject for the treatment of chronic hyperkinetic movement disorders.
Formulations and pharmacokinetics of deuterated benzoquinoline inhibitors of vesicular monoamine transporter 2
The present invention relates to new pharmaceutical compositions comprising benzoquinoline compounds, and methods to inhibit vesicular monoamine transporter 2 (VMAT2) activity in a subject for the treatment of chronic hyperkinetic movement disorders.
Methods for the Administration of Certain VMAT2 Inhibitors
Provided are methods of administering a vesicular monoamine transport 2 (VMAT2) inhibitor chosen from valbenazine and (+)-α-3-isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-ol, or a pharmaceutically acceptable salt and/or isotopic variant thereof to a patient in need thereof wherein the patient is being treated with a strong cytochrome P450 3A4 (CYP3A4) inducer.
Methods for the administration of certain VMAT2 inhibitors
Provided are methods of administering a vesicular monoamine transport 2 (VMAT2) inhibitor chosen from valbenazine and (+)-α-3-isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-ol, or a pharmaceutically acceptable salt and/or isotopic variant thereof, to a patient in need thereof wherein the patient is also being administered a strong cytochrome P450 2D6 (CYP2D6) inhibitor.
Process for the manufacture of (2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-(((4aR,10aR)-7-hydroxy-1-propyl-1,2,3,4,4a,5,10,10a-octahydrobenzo[g]quinolin-6-yl)oxy)tetrahydro-2H-pyran-2-carboxylic acid
The present invention relates to a process for manufacturing (2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-(((4aR,10aR)-7-hydroxy-1-propyl-1,2,3,4,4a,5,10,10a-octahydrobenzo[g]quinolin-6-yl)oxy)tetrahydro-2H-pyran-2-carboxylic acid with the formula (Id) below and salts thereof ##STR00001## The compound of formula (Id) is a prodrug of a catecholamine for use in treatment of neurodegenerative diseases and disorders such as Parkinson's Disease. The invention also relates to new intermediates of said process.
Pharmaceutical compositions
The invention provides (+)-α-dihydrotetrabenazine succinate salt. Also provided are (+)-α-dihydrotetrabenazine succinate salt for use in medicine, pharmaceutical compositions comprising (+)-α-dihydrotetrabenazine succinate salt and a pharmaceutically acceptable excipient and the uses of (+)-α-dihydrotetrabenazine succinate salt as a VMAT2 receptor antagonist and in the treatment of a movement disorder such as Tourette's syndrome. The invention further provides a method for preparing the (+)-α-dihydrotetrabenazine succinate salt.