蝙蝠葛碱系从防已科植物蝙蝠葛根茎中提取的一种酚性生物碱,经动物及临床实验证明,它具有显著的抗心律失常作用,属Ⅰ类抗心律失常药。但该药对预激综合征合并心律失常的疗效目前尚不了解。最近,我们用蝙蝠葛碱治疗1例预激合并房颤患者,疗效显著。患者,男,40岁。B型预激综合征并发阵发房室反复性心动过速(AVRT)反复发作20余年, A kind of phenolic alkaloid extracted from dahurium of Phaeophyta bat against dahurium has been proved by animal and clinical experiment that it has significant antiarrhythmic effect and belongs to class Ⅰ antiarrhythmic drug. However, the drug on the WPW syndrome combined with arrhythmia efficacy is not yet understood. Recently, we used the dauricine treatment of 1 case of pre-excitation combined with atrial fibrillation patients with significant effect. Patient, male, 40 years old. B-type WPW syndrome concurrent paroxysmal atrioventricular tachycardia (AVRT) recurrent more than 20 years,