To observe the clinical efficacy of Yangxinshi Tablet in treatment of qi deficiency and blood stasis type coronary heart disease PCI postoperative angina pectoris. Methods:A total of 100 patients with qi deficiency and blood stasis of coronary heart disease after PCI who were treated in our hospital from August 2015 to November 2016 were divided randomly into treatment Group with 50 patients and control Group with 50 patients. Control Group was treated with routine treatment, and the treatment group was received Yangxinshi tablets on the basis of routine treatment. The changes of TCM syndrome scores, exercise test, sleep quality, time for falling asleep, sleeping time and sleep efficiency were observed before and after treatment. Results:The effective rate in the treatment group and the control group was 78% and 64%, respectively. The TCM syndrome and sleep quality of the treatment Group were better than control group (P<005). Conclusion:Yangxinshi tablets can effectively improve the TCM syndrome scores, reduce the number of angina attacks, and improve the sleep quality.