At the end of the open period, 25 patients had completely recovered from delusions and hallucinations, and 19 patients experienced a relapse within one month after clozapine washout.

• 开放标记实验终了时，有25名病患表示，其妄想症及幻觉现象已完全消失恢复；19名病患于停药一个月后，病徵故态复萌！