Delusional repetitiveness as a peculiar form of delusional remembrance is very rare in the literature and has not been considered in detail. The author presents a schizophrenic case with delusional repetitiveness and considers its features and meaning in treatment. The patient’s feelings about a deadlock in treatment were substantiated in delusional repetitiveness. In repetitiveness, we should try to take a new look at the method of treatment and prepare ourselves for the interruption of treatment according to circumstances.