Biliary stenting for pancreatic cancer usually lasts for about one year, and the exact duration depends on the individual’s physical condition. Pancreatic cancer is a kind of malignant tumor that occurs in the head part of the pancreas more commonly, which may lead to the blockage of the pancreatic ductal opening. Pancreatic cancer with biliary stenting is usually done to solve the problem of obstruction of the pancreatic ductal opening, which may lead to bacterial infections or jaundice and other symptoms, and it has no practical effect on the treatment of pancreatic cancer, and it can only be maintained for about one year in general, which can control the metastasis, alleviate the pain and stabilize the condition, and prolong the survival period. During the treatment period, we should pay attention to the combination of work and rest, avoid overwork, pay attention to rest, eat more fresh fruits and vegetables, the diet should be light, eat less spicy and stimulating greasy food, do not smoke and do not drink.