Objective To observe the therapeutic effect of Suxiao Jiuxin Pill（Quick Heart-Saving Pill）combined with early percutaneous coronary intervention（PCI）on unstable angina（UA）patients.Methods Ninety cases of unstable angina were randomized into the treatment group and control group

with 45in each.Early PCI was undergone after coronary angiography.Before PCI

the control group was given routine western medication.The treatment group was given Suxiao Jiuxin Pill

15pills once

three times daily.The treatment course lasted for 30days.The quality of life（QOL）

C-reactive protein（CRP）level

TCM pattern efficacy and electrocardiogram（ECG）efficacy were observed after treatment.Results The body activity limitation

angina stability

angina frequency

treatment satisfaction and disease awareness were significantly improved in both groups after treatment（P<0.01）

especially in the treatment group（P<0.05or P<0.01）.The CRP levels in both groups were significantly decreased after treatment（P<0.01）

especially in the treatment group（P<0.01）.The total TCM pattern efficacy of the treatment group and control group was 91.12%and 68.89%respectively

with significant difference between groups（P<0.05）.The total ECG efficacy of the treatment group and control group was 86.67%and 68.89%respectively

with significant difference between groups（P<0.05）.Conclusion Suxiao Jiuxin Pill combined with early PCI can obviously improve QOL and relieve the symptoms for UA patients.