Pharmazeutisches Präparat enthaltend einen Cyclodextrin-Komplex mit 12-Imidazolyl-1-dodecanol und seine HerstellungComposition comprises a cyclodextrin complex with 12-imidazolyl-1-dodecanol. An independent claim is included for preparing the composition comprising complexing the cyclodextrin and 12-imidazolyl-1-dodecanol, preferably in a suspension, preferably by reacting at room temperature, where for one equimolar amount of 12-imidazolyl-1-dodecanol, 5 wt.% of the cyclodextrin is added stirring and processing the obtained mixture. ACTIVITY : Cytostatic. MECHANISM OF ACTION : None given.