The invention relates to the use of 1,2,3,9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H</ U>-carbazol-4-one and physiologically acceptable salts and solvates thereof in the relief or prevention of a withdrawal syndrome resulting from addiction to a drug or substance of abuse and/or for the suppression of dependence on drugs or susbtances of abuse.
KETONE DERIVATIVES AS MEDICAMENTS FOR THE TREATMENT OR PREVENTION OF THE WITHDRAWAL SYNDROME