Qishenyiqi Dripping Pill for Coronary Microvascular Disease

Exclusion Criteria

• •Previous myocardial infarction or PCI or CABG treatment;
• •A history of heart failure;
• •Severe arrhythmia;
• •Refractory hypertension or hypertension accompanied by left ventricular wall thickness \> 12 mm;
• •Familial hypercholesterolemia;
• •Takayasu arteritis, Kawasaki disease or coronary artery malformation;
• •Pregnant or nursing, or having the intention to give birth within one year;
• •Hepatic or renal dysfunction;
• •Allergic to contrast agents or traditional Chinese medicines;
• •Patients who participated in clinical research of other drugs within 3 months before being selected.