Treatment of sleep-wake disorders

A - Human Necessities – 61 – K

Patent

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Details

A61K 31/165 (2006.01) A61P 25/00 (2006.01)

Patent

CA 2611713

This invention is directed to a method of treating Excessive daytime Sleepiness (EDS) in a subject, comprising the step of administering a therapeutically effective amount of a compound of Formula (I): Formula (I) or a pharmaceutically acceptable salt or ester thereof wherein Rx is a member selected from the group consisting of hydrogen, lower alkyl of 1 to 8 carbon atoms, halogen selected from F, Cl, Br and I, alkoxy containing 1 to 3 carbon atoms, nitro, hydroxy, trifluoromethyl, and thioalkoxy containing 1 to 3 carbon atoms; x is an integer of 1 to 3, with the proviso that R may be the same or different when x is 2 or 3; R1 and R2 can be the same or different from each other and are independently selected from the group consisting of hydrogen, lower alkyl of 1 to 8 carbon atoms, aryl, arylalkyl, cycloalkyl of 3 to 7 carbon atoms; R1 and R2 can be joined to form a 5 to 7-membered heterocycle substituted with a member selected from the group consisting of hydrogen, alkyl, and aryl groups, wherein the cyclic compound can comprise 1 to 2 nitrogen atoms and 0 to 1 oxygen atom, wherein the nitrogen atoms are not directly connected with each other or with the ox en atom.

L'invention concerne un traitement de l'hypersomnie (EDS) chez un sujet. Ce traitement comprend l'étape consistant à administrer une quantité efficace au niveau thérapeutique d'un composé représenté par la formule (I) ) ou d'un sel pharmaceutiquement acceptable ou d'un ester de celui-ci. Dans cette formule (I), Rx représente un élément choisi dans le groupe comprenant hydrogène, alkyle inférieur d'1 à 8 atomes de carbone, halogène choisi parmi F, Cl, Br et I, alcoxy contenant 1 à 3 atomes de carbone, nitro, hydroxy, trifluorométhyle et thioalkoxy contenant 1 à 3 atomes de carbone; x représente un nombre entier de 1 à 3, à condition que R soit identique ou différent lorsque x vaut 2 ou 3; R1 et R2 peuvent être identiques ou différents, et sont indépendamment choisis dans le groupe comprenant hydrogène, alkyle inférieur de 1 à 8 atomes de carbone, aryle, arylalkyle, cycloalkyle de 3 à 7 atomes de carbone; R1 et R2 peuvent être assemblés pour former un hétérocycle à 5 ou 7 membres substitués avec un membre choisi dans le groupe comprenant hydrogène, alkyle et groupes aryle, ce composé cyclique pouvant comprendre 1 à 2 atomes d'azote et 0 à 1 atome d'oxygène, les atomes d'azote n'étant pas directement reliés les uns aux autres ou avec l'atome d'oxygène.

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