Pancreatic cancer tummy fluid can be relieved by restricting water and sodium intake, using diuretics, and transfusing plasma and albumin, but it cannot cure ascites. Pancreatic cancer with fluid in the stomach is usually the occurrence of ascites, usually in the advanced stage of pancreatic cancer, the cancer grows faster will be prone to the appearance of ascites. When anti-tumor treatment is carried out, ascites should also be treated. Patients should limit the intake of water and sodium, and carry out a salt-free or low-salt diet, which can produce spontaneous diuresis and make ascites subside. Diuretics such as spironolactone and furosemide can also be used to promote the regression of ascites. Patients with relatively large amounts of ascites can be drained by peritoneal puncture to discharge the ascites. For refractory ascites can be transfused plasma, albumin, etc., to improve the effective blood volume, so as to reduce or eliminate ascites. It is recommended that the patient according to their own specific situation, under the guidance of the doctor for standardized treatment.