Treating coronary heart angina due to qi-deficiency and blood stasis by qi-supplementing and blood-quickening (treatment group, 108 cases) and with SHANHAIDAN capsule (contrast group, 100 cases), we find after comparison and observation at random the total effective rates are respectively 91.67% and 82.00%. We also find the curative effect of treatment group is better than that of contrast group in VCG, blood fat and blood flux....