Dilated cardiomyopathy is mainly treated according to the diseases involved: 1. With heart failure as the manifestation, drug therapy includes ACEI or ARB drugs, β-blockers and aldosterone inhibitors; 2. With preload or afterload overload as the manifestation, drugs to reduce the cardiac load are used, such as diuretics and vasodilating drugs; 3. With poor cardiac function, cardiac-strengthening drugs are used, such as digoxin and so on; 4. Arrhythmia as a manifestation, choose the treatment program according to the type of arrhythmia. Specific medication should be combined with clinical, by the doctor’s face-to-face guidance shall prevail.