Objective： To summarize the clinical experience of Zhenwu Decoction in treating slow arrhythmia. Methods： Ancient and modern literature on pathogenesis of slow arrhythmia were studied,and modern physicians＇ clinical treatment and typical cases were analyzed. And then the clinical experience was summarized. Results： Slow arrhythmia is undoubtedly slow pulse pattern,mainly manifested as yang deficiency of heart and kidney,and rational clinical application of Zhenwu Decoction had significant effects. Conclusion： Zhenwu Decoction is effective in the treatment of slow arrhythmia and it is worth promoting in clinical treatment.