氯氮平是治疗精神疾病的常用药物 ,白细胞减少是其常见副作用 ,文献报道发生率约为 16.4 % ,多为粒细胞减少 ,伴其他血象改变者少有报告。我们观察了73例氯氮平致白细胞减少患者的血象特点 ,发现其中15例伴有红细胞及血红蛋白降低 ,现报告如下。资料与方法 :　采用日本东亚 F- Clozapine is a commonly used drug for the treatment of mental illness. Leukopenia is a common side effect. The incidence rate of clozapine in the literature is about 16.4%, mostly as neutropenia, with few reports of other blood changes. We observed 73 cases of clozapine-induced leukopenia in patients with blood characteristics and found that 15 cases associated with decreased red blood cells and hemoglobin, are as follows. Materials and Methods: Japan’s East Asia F-