 1 Inquire adverse events; 2 Inquire accompanied treatment and record combined medication. 3 Measure vital signs; 4 Record symptoms and signs Score of syndrome of Chinese medicine and Score of angina; 5 12 leads electrocardiogram 6 Accomplish all the examination items: Blood routines, Urine routines, Stool routines Occult blood, Hepatorenal function AST, ALT, TBIL, ALP, γ-GT, BUN, Cr, Four coagulation tests TT, PT, APTT, FIB, Blood fat TC, TG, HDL-C, LDL-C, 12 leads electrocardiogram, Seattle Angina Ques-tionnaire SAQ; 7 Exercise treadmill testing ETT Note: Just for the patients who need ETT; 8 Withdraw remained drugs and box, and record card; 9 Assess compliance; 10 Summarize the clinical trial. 