the Effects of YangXinShi (YXS) on the Quality of Life and Exercise Tolerance in Patients With Chronic Heart Failure

the Effects of YangXinShi (YXS) on the Quality of Life and Exercise Tolerance in Patients With Chronic Heart Failure

The investigators set out to evaluate the effects of the traditional Chinese medicinal mixture under the brand name YangXinShi (YXS) on the prognosis in patients with chronic heart failure when it is combined with the optimal combination drug treatment of heart failure.

Inclusion Criteria:

• patients newly diagnosed with heart failure or have been diagnosed with chronic heart failure
• patients classified as NYHA II-IV (New York Heart Association)

Exclusion Criteria:

• with severe liver or renal dysfunction
• with severe systematic conditions such as infection, malignant hypertension etc.
• hemodynamic instability (arrhythmia, acute cardiac infarction, aortic dissection etc.)
• not cooperating due to psychomotor deficiency, or with contraindications for exercise testing