Patients with uremia are usually hemodialyzed 2 to 3 times a week, and may need to increase the number of dialysis sessions if symptoms such as edema and heart failure are severe. Hemodialysis patients, according to their blood creatinine level, ultrafiltration amount, blood pressure, etc., arrange for dialysis 2 or 3 times a week; if regular dialysis process, chest tightness, obvious edema and other symptoms of heart failure, according to the patient’s condition need to increase the number of hemodialysis in moderation. Acute stage may even be once a day, to be stabilized after the resumption of the previous dialysis frequency. Uremic patients who are not feeling well are advised to go to regular hospitals in time and receive standardized treatment under the guidance of doctors.