本文对11例抗精神病药《低血钾阿—斯综合征进行了分析,发现低血钾阿—斯综合征以吩噻嗪类药物引起者较多见;发作时ECG描记示室扑、室颤,发作期间出现频繁性室性早搏,伴Ⅱ—Ⅲ房室传导阻滞;血清钾为1.3—3.2mmol/L,心电图示低血钾改变;合并用药似更易引起低钾,导致室性心律失常;治疗以迅速有效地纠正低血钾及静脉注射利多卡因为主. In this paper, 11 cases of antipsychotics "hypokalemia Alzheimer’s syndrome was analyzed and found that hypokalemia Alzheimer’s syndrome phenothiazine drugs are more common; episodes of ECG showed ventricular flutter, ventricular fibrillation , During the onset of frequent premature ventricular contractions, with Ⅱ-Ⅲ atrioventricular block; serum potassium 1.3-3.2mmol / L, ECG shows hypokalemia changes; combined medication seems more likely to cause hypokalemia, leading to ventricular arrhythmias ; Treatment to quickly and effectively correct hypokalemia and intravenous lidocaine-based.