The maximum time to take Tegio for pancreatic cancer is usually around 6 months, and can be used for 1 year or longer in advanced stage patients. Tegio is an anti-tumor drug, the duration of taking this drug for pancreatic cancer is related to the progress of the disease, the body’s tolerance of the drug, and other factors, it is usually taken for about 6 months, and if it is effective you can continue to use it. Some patients in advanced stages can take it until the disease progresses, which is about a year or longer. Patients with pancreatitis may experience side effects such as loss of appetite, nausea and vomiting, diarrhea, and rash while taking Tegio. The drug is contraindicated in patients who are allergic to this medication, who are pregnant or likely to become pregnant, who have severe bone marrow suppression and abnormalities of the liver and kidney function, who are being treated with other fluorouracil antineoplastic agents, and who are being treated with sorivudine, as well as other structural analogues. The drug should be used under medical supervision.