Anti-psychotic phthalimidine derivatives

A pharmaceutical preparation which comprises as active ingredient a therapeutically effective amount for the treatment of psychoses of a compound of the formula ##STR28## or a pharmaceutically acceptable acid-addition salt thereof, in which formula R.sub.0 and R.sub.1 are the same or different and are each selected from hydrogen, halogen, alkyl having 1, 2 or 3 carbon atoms, alkoxy having 1, 2 or 3 carbon atoms, and trifluoromethyl, and R.sub.2 is selected from hydrogen, halogen, alkyl having 1, 2 or 3 carbon atoms, alkoxy having 1, 2 or 3 carbon atoms, and trifluoromethyl, in association with a pharmaceutically acceptable carrier.

A method for the treatment of psychoses in man, characterized by the administration to a host in need of such treatment of a therapeutically effect amount of a compound of the formula ##STR29## or a pharmaceutically acceptable acid-addition salt thereof, in which formula R.sub.0 and R.sub.1 are the same or different and are each selected from hydrogen, halogen, alkyl having 1, 2 or 3 carbon atoms, alkoxy having 1, 2 or 3 carbon atoms, and tridluoromethyl, and R.sub.2 is selected from hydrogen, halogen, alkyl having 1, 2 or 3 carbon atoms, alkoxy having 1, 2 or 3 carbon atoms, and trifluoromethyl.