The present invention belongs to the field of pharmaceutical industry and
relates to a new method for the treatment of psychostimulant addiction,
in particular cocaine addiction, or pharmaceutically acceptable acid
addition salts thereof, with a therapeutically effective amount of
9,10-didehydro-N-methyl-N-(2-propy-nyl)-6-methyl-8.beta.-aminomethylergo--
line in the form of free base or in the form of pharmaceutically
acceptable addition salt, in particular the bimaleate salt, as well as
pharmaceutical compositions containing said compound. In literature, the
compound is also known under code LEK-8829. More particularly, present
invention relates to a novel method of treatment for reduction of
abstinence symptoms after cocaine withdrawal and for suppression the
symptoms of craving for cocaine withdrawal and for suppression the
symptoms of craving for cocaine reinforcement, and to the use of said
active substance for the preparation of the pharmaceutical composition
for the treatment of cocaine addiction. In addition to the treatment of
cocaine addiction, the present invention also relates to the method for
treatment of the addiction with amphetamine, methamphetamine,
dextroamphetamine, 3,4-methylenedioxymethamphetamine and pemoline or acid
addition salts thereof.