This meta-analysis showed that Danshen combined with clopidogrel can improve the clinical efficacy and show the curative effects on electrocardiogram; reduce the frequency and duration of angina pectoris; regulate the level of NO, TXB2, and ET-1; reduce side effects in patients with CHD; and yield more advantages than with clopidogrel alone. Here, EDN1 is linked to coronary artery disorder.