In heart failure grade 4, the patient is unable to engage in any physical activity, and symptoms of heart failure are present at rest and worsen with activity. Heart failure grade 4 is the most severe form of cardiac insufficiency, and the main symptoms are body circulation stasis and pulmonary circulation stasis. The main symptom of pulmonary stasis is dyspnea, which is mainly manifested in the resting state will have obvious dyspnea, and even the patient can’t lie down, and can only use the sitting breathing to improve, the patient’s cough is more obvious, and there are obvious wet rales in both lungs on auscultation. Body circulation stasis is mainly manifested as edema is more obvious, including edema of the lower limbs, ascites, pleural effusion, gastrointestinal stasis, can also lead to nausea and vomiting, loss of appetite and other aspects of the patient’s symptoms. For patients with heart failure grade 4, the treatment must be standardized. To strictly follow the doctor’s instructions to take medication, do a good job of heart rate, blood pressure, access to all management. In daily life, to eat a light diet, pay attention to maintain emotional stability, do not be too excited. This is the only way to make the condition in a stable state as soon as possible on the basis of standardized medication.