Once diagnosed with dilated cardiomyopathy, the survival time is usually within 5 years, and the only way to cure dilated cardiomyopathy in our country is heart transplantation, but heart transplantation is still relatively rare, and the technology is not very mature in China. Heart transplant donors are also relatively few, so the current treatment for dilated cardiomyopathy in China is mainly based on conservative drug therapy. In terms of medication, there are mainly digoxin, spironolactone, sildenafil, hydrochlorothiazide, sodium fructose phosphate, coenzyme Q10 and other cardiac diuretic and myocardial nutrition drugs, through conservative treatment, can maximize the patient’s life expectancy, correct heart failure and prevent serious arrhythmias, can make the patient’s symptoms can be relieved, as long as possible.