Efficacy and Safety of Xuesaitong Soft Capsule for Coronary Heart Disease Unstable Angina

Inclusion Criteria: * Clinical diagnosis of coronary angiography unstable angina * Clinical diagnosis of unstable angina * Age of 30 to 75 years old * Not use thrombolysis, dilate coronary drugs within two weeks * Sign the consent Exclusion Criteria: * Severe valvular heart disease * Insulin-dependent diabetes * mental disease * Combined with severe liver, kidney, hematopoietic system disorder * Patients with malignant tumors * Pregnancy or breast-feeding women * Recent history of trauma * Drug allergy