Patent ID: 6974840

Claim:
A method of treating drug misuse or other addictive disorders comprising administering a therapeutically effective amount of a compound of formula I and pharmaceutically acceptable salts thereof in which m is 0, 1 or 2; n is 2, 3, 4 or 5; X is carbonyl or a group of formula II in which R 5 is H or an alkyl group containing 1 to 4 carbon atoms; Y is an alkylene chain containing 1 or 2 carbon atoms optionally substituted by one or more alkyl groups containing 1 to 3 carbon atoms; Z is an alkylene chain containing 2 to 5 carbon atoms optionally substituted by one or more alkyl groups containing 1 to 3 carbon atoms; R is phenyl optionally substituted by one or more halo substituents or R is naphthyl; and R 1 and R 2 which are the same or different, are H, a straight or branched chain alkyl group containing 1 to 4 carbon atoms, an arylalkyl group in which the alkyl group contains 1 to 3 carbon atoms, provided that when R 1 is benzyl, R 2 is H or methyl; to a patient in need thereof.