Provided in some embodiments are compounds of Formula A, as defined herein, that modulate the activity of 5-HT2C receptor. Also provided in some embodiments are methods, such as, for weight management, inducing satiety, and decreasing food intake, and for preventing and treating obesity, antipsychotic-induced weight gain, type 2 diabetes, Prader-Willi syndrome, tobacco/nicotine dependence, drug addiction, alcohol addiction, pathological gambling, reward deficiency syndrome, and sex addiction), obsessive-compulsive spectrum disorders and impulse control disorders (including nail-biting and onychophagia), sleep disorders (including insomnia, fragmented sleep architecture, and disturbances of slow-wave sleep), urinary incontinence, psychiatric disorders (including schizophrenia, anorexia nervosa, and bulimia nervosa), Alzheimer disease, sexual dysfunction, erectile dysfunction, epilepsy, movement disorders (including parkinsonism and antipsychotic-induced movement disorder), hypertension, dyslipidemia, nonalcoholic fatty liver disease, obesity-related renal disease, and sleep apnea.

##STR00001##

The present invention relates to a pharmaceutical composition for use in the treatment and/or prevention of a central nervous system disorder, comprising a compound of formula (I):

##STR00001##

or any salt, derivative, isotope or mixture thereof, and at least one pharmaceutically acceptable excipient.

The present invention relates to a pharmaceutical composition for use in the treatment and/or prevention of a central nervous system disorder, comprising a compound of formula (I):

##STR00001##

or any salt, derivative, isotope or mixture thereof, and at least one pharmaceutically acceptable excipient.

Disclosed are a compound having a neuroprotective effect, a preparation method therefor and a use thereof. Specifically, the compound has the structure shown by formula I, the definition of each group and substituent being as described in the description. Further disclosed are a preparation method for the compound and a use thereof for neuroprotection.

##STR00001##

Cannabidiol derivatives and medical use thereof, in particular to the compounds represented by general formula (I), or stereoisomers, solvates, metabolites, prodrugs, pharmaceutically acceptable salts or cocrystals thereof, wherein the definitions of substituents in general formula (I) are the same as those in the description

##STR00001##

The present invention provides compounds of formula (I) compositions comprising such compounds; the use of such compounds in therapy; and methods of treating patients with such compounds; wherein R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 are as defined herein.

##STR00001##

The disclosure provides methods for the for treatment of psychosis, such as schizophrenia, or depression (such as bipolar depression) and/or anxiety, comprising administering to a patient in need thereof, (i) a 5-HT.sub.2A or 5-HT.sub.2A/D2 receptor ligand, for example a substituted heterocycle fused gamma-carboline as described herein, in free, pharmaceutically acceptable salt or prodrug form, and (ii) a nitric oxide donor, separately (sequentially or simultaneously), or in combination (e.g., in a fixed dose combination).

The disclosure provides methods for the for treatment of psychosis, such as schizophrenia, or depression (such as bipolar depression) and/or anxiety, comprising administering to a patient in need thereof, (i) a 5-HT.sub.2A or 5-HT.sub.2A/D2 receptor ligand, for example a substituted heterocycle fused gamma-carboline as described herein, in free, pharmaceutically acceptable salt or prodrug form, and (ii) a nitric oxide donor, separately (sequentially or simultaneously), or in combination (e.g., in a fixed dose combination).

Provided herein are compositions, delivery devices, and methods relating to the delivery of tetrabenazine and/or deuterated tetrabenazine, for example, continuous or substantially continuous delivery such as transdermal delivery, for the treatment of a hyperkinetic movement disorder. Also provided are transdermal delivery devices comprising tetrabenazine, a deuterated tetrabenazine, or a combination thereof, pharmaceutical compositions comprising tetrabenazine and/or a deuterated tetrabenazine, methods of preparing the same, and methods of using the same for example, for the treatment of a hyperkinetic movement disorder.

The disclosure provides compounds of formula (I): ##STR00001##
said compounds being inhibitors of Kv3 channels and of use in the prophylaxis or treatment of related disorders.