Sleep-inducing preparation

A - Human Necessities – 61 – K

Patent

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Details

A61K 31/5575 (2006.01) A61P 25/20 (2006.01)

Patent

CA 2333038

A sleep-inducing preparation which comprises as an effective ingredient a prostaglandin derivative represented by the formula: (see formula) wherein X is a halogen atom, Y is a group represented by (CH2)m, a cis-vinylene group or a phenylene group, Z is an ethylene group, a trans-vinylene group, OCH2 or S(O)n CH2, R1 is a C3-10 cycloalkyl group, a C3-10 cycloalkyl group substituted with C1-4 alkyl group(s), a C4-13 cycloalkylalkyl group, a C5-10 alkyl group, a C5-10 alkenyl group, a C5-10 alkynyl group or a bridged cyclic hydrocarbon group, R2 is a hydrogen atom, a C1-10 alkyl group or a C3-10 cycloalkyl group, m is an integer of 1 to 3, and n is 0, 1 or 2, a pharmaceutically acceptable salt thereof or a hydrate thereof.

La présente invention concerne un agent somnifère comprenant comme composant actif, un dérivé de prostaglandine représenté par la formule (1), dans laquelle X est un atome halogène, Y est un groupe représenté par (CH2)m, un groupe cis-vinylène ou un groupe phénylène, Z est un groupe éthylène, un groupe trans-vinylène, OCH2 ou S(O)nCH2, R<1> est un groupe cycloalkyle C3-10, un groupe cycloalkyle C3-10 substitué par un groupe alkyle C1-4, un groupe cycloalkylalkyle C4-13, un groupe alkyle C5-10, un groupe alkényle C5-10, un groupe alkynyle C5-10 ou un groupe hydrocarbure cyclique ponté, R<2> est un atome d'hydrogène, un groupe alkyle C1-10 u un cycloalkyle C3-10, m est un entier de 1 à 3, et n est égal à 0, 1 ou 2; ou un sel ou un hydrate pharmaceutiquement acceptable de ce dernier.

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