Pre-trial of Clinical Trial of Traditional Chinese Medicine Treatment for Elderly Patients With Coronary Heart Disease Who Are Still Symptomatic After Optimal Medical Treatment
Conditions
- Coronary Arterial Disease (CAD)
Interventions
- DRUG: Compound Danshen Dripping Pills
- DRUG: Qishen Yiqi Drop Pills
- DRUG: Placebo
Sponsor
China National Center for Cardiovascular Diseases