Clinical Study of Huangqi Danshen Drop Pill for Angina Pectoris Due to Coronary Heart Disease / 中药新药与临床药理

Objective To evaluate the therapeutic effect and safety of Huangqi Danshen Drop Pill (HDP) for angina pectoris (AP) due to coronary heart disease (CHD) classified as qi- deficiency and blood- stasis syndrome. Methods A multi- center, randomized, double- blind, double- simulation, positive- controlled, parallel group trial was adopted. 209 cases of AP due to CHD classified as qi- deficiency and blood- stasis syndrome were enrolled in this study: 104 in HDP group and 105 in Yangxinshi Tablets group. Results The markedly effective rate was 43.27 % , total effective rate 86.53 % , and total effective rate in improving TCM symptoms 92.31 % in HDP group, which were better than those in Yangxinshi Tablets group(P