目前,大多数罹患严重心律失常者开始均用抗心律失常药物治疗,以控制自发或诱发性心律失常。大部份有严重心律失常者均患心脏病,在大多数报道中,他们的平均年龄为55岁,因此使用抗心律失常药物者,实际上多为老年人。至今仍极少有资料阐述老年人中应用抗心律失常药物的疗效及毒 At present, most people with severe arrhythmia are treated with antiarrhythmic drugs to control spontaneous or induced arrhythmias. Most people with severe arrhythmias suffer from heart disease. In most reports, their average age is 55 years. Therefore, people who use antiarrhythmic drugs are mostly elderly people. Very few data are available on the efficacy and toxicity of antiarrhythmic drugs in the elderly.