For patients with heart failure, the following categories of oral medications can be taken for treatment: 1, cardiac drugs can be applied, the drugs that can be taken orally are digoxin, for patients with cardiac function class III or IV, they are able to take digoxin. 2, diuretics, the drugs that can be taken are furosemide or spironolactone, hydrochlorothiazide and so on, but diuretics shouldn’t be applied every day or a large number of long-term applications, otherwise it will occur Hypokalemia, easy to cause ionic disorder, so long-term use of diuretics in heart failure patients must be regularly monitored potassium, appropriate supplementation of fructose potassium for treatment. 3, can be applied to ACEI or ARB drugs, these drugs have to improve the effect of ventricular remodeling effect, such as the application of captopril or valacyclovir, all have such effect. In addition, you can also take anti-sympathetic nerve excitation drugs, such as beta blockers, commonly used drugs are betalactam and so on.