1.Chemotherapy for pancreatic cancer: If it is necessary to receive postoperative chemotherapy, it usually starts 3-4 weeks after operation. This program is repeated once a month, and 2-6 times may be needed depending on the situation. Before each chemotherapy, blood test should be conducted to check the white blood cells and liver and kidney functions; if the white blood cells are <3500 or the liver and kidney functions are abnormal, the chemotherapy should be temporarily suspended. 2.Radiotherapy for pancreatic cancer: if you need to receive radiotherapy, you should follow the arrangement of radiotherapist and insist on radiotherapy every day, which usually starts 3~4 weeks after operation and the course of treatment takes about 2-6 weeks. Chinese medicine treatment for cardia cancer: you can take Chinese medicine, including proprietary Chinese medicine and Chinese herbal medicine, at the same time of radiotherapy and chemotherapy. It is recommended that you use the medicine under the guidance of experienced Chinese medicine practitioners, and do not take some so-called secret prescriptions or biased prescriptions casually, so as to avoid the harm of toxic side effects. Please note that the claim that Chinese medicine has no side effects is completely false. If necessary, you can also apply some immunomodulating drugs and biological products such as interferon under the guidance of your doctor to enhance the anti-cancer mechanism in your body. 4. Nourishment: You can take some health care products to speed up the recovery, improve immunity and reduce the toxic side effects of radiotherapy and chemotherapy. However, please note that the market of health care products is relatively chaotic at present, so please do not believe in the false propaganda of some unscrupulous manufacturers, and be vigilant against being deceived and cheated. If you need to take certain health products, it is best to consult your doctor beforehand.