There is no such thing as winter melon water to prevent ascites. Although patients with ascites can properly consume winter melon water to help reduce swelling, clear heat and detoxify the body, lower fire and diuretic, when ascites occurs, they still need to go to the hospital and be treated under the guidance of a doctor. Ascites is a phenomenon that causes an abnormal increase in the amount of fluid in the abdominal cavity in any pathological state, and is a manifestation of many diseases, and the main thing to prevent ascites is to prevent and control the disease first, or to control the changes in the disease, and not to prevent ascites simply by diet. The common causes of ascites include hepatogenic, carcinogenic, cardiogenic, vascular (including venous obstruction or stenosis), nephrogenic, malnutrition, and tuberculosis. Among them, ascites caused by cirrhosis is the most common, mainly caused by portal hypertension, reduced plasma colloid osmotic pressure, usually accompanied by hypoproteinemia, dorsal pedal edema, weakness, abdominal bulging, etc. In severe cases, respiratory distress may occur, which requires timely hospitalization, followed by puncture and release of ascites, application of diuretics (including spironolactone, furosemide, etc.) and infusion of human albumin, etc., to treat ascites and prevent the recurrence of ascites.