| abstract |
(57) [Summary] [Objective] To provide a preventive / therapeutic / ameliorating agent for a disease for which a dopamine D 3 receptor antagonism is effective, preferably a highly clinically useful preventive / therapeutic / ameliorating agent for schizophrenia. [Structure] An aralkylaminoalkylamide derivative (I) represented by the following general formula or a pharmaceutically acceptable salt thereof. Embedded image {In the formula, R 1 and R 2 are the same or different groups selected from a lower alkoxy group, a hydrogen atom, a halogen atom, a hydroxyl group, an amino group or a lower alkyl group, and R 1 and R 2 form a ring. R 3 may be a hydrogen atom or a lower alkyl group, and R 4 may be a group represented by the following general formula. Embedded image r means 0 or 1, n means an integer of 1 to 3, and m means an integer of 2 to 4. |