The side effects of Clozapine include mainly tachycardia, abnormal cardiogram, white blood cell decreasing, hypersomnia, hypersalivation, urinary incontinence, faint and epileptic seizures.

• 利培酮治疗无效的患者换用氯氮平治疗后50%25有效，氯氮平治疗无效的患者换用利培酮治疗后20%25有效。