Abstract: Provided herein are methods of treating cognitive impairment associated with neurodegenerative disease in a patient by administering to the patient an effective amount of the Compound, or a pharmaceutically acceptable salt thereof.

Abstract: The present invention relates to the use of a compound of formula (I) wherein R1 and R2 together form an oxo group, or a pharmaceutically acceptable salt thereof, for the treatment of agitation, in particular behavioral agitation, especially in dementia patients diagnosed with Alzheimer's disease; pharmaceutical compositions comprising a compound of formula I; in combination with at least one compound selected from the group consisting of nootropic plant extracts, calcium antagonists, cholinesterase inhibitors, dihydroergotoxin, nicergoline, piracetame, purine derivates, pyritinol, vincamine and vinpocetin; and a kit including instructions for us of the combination.

Abstract: The present invention relates to a method for the treatment, including the maintenance treatment, of affective disorders, which comprises administering, especially every 20 to 28 hours, to said subject a therapeutically effective amount, especially an amount between about 500 and about 3000 mg, of a compound of formula (1) wherein R1 represents hydrogen or C1-C3alkyl carbonyl; to the use of a compound of (1) or a pharmaceutically acceptable salt thereof for the manufacture of a pharmaceutical composition for the treatment of affective disorders; to a combination comprising: (a) a compound of formula (I); and (b) at least one compound selected from the group consisting of lithium, divalproex, conventional antipsychotics, atypical antipsychotics, lamotrigine and antidepressants; and to the use of such combination for the treatment of affective disorders.