It is possible to treat ascites in the decompensated stage of cirrhosis, and the main methods are as follows: firstly, attention should be paid to diet, salt and water restriction, it is recommended that the daily salt intake should not exceed 2g, and the daily water restriction should not exceed 1000mL. Daily infusion of albumin is recommended to increase colloid osmotic pressure and promote ascites regression, and diuretic drugs are mainly spironolactone and furosemide in the ratio of 1:4. It is also necessary to pay attention to the regular review of electrolytes to avoid electrolyte disorders, which are not conducive to the regression of ascites.