Dietary principles: Preventing esophageal cardia cancer (1) Promote the dietary methods of chewing slowly and eating both meat and vegetables, and change the habits of eating too fast, too hot, too coarse, too hard and squatting food. (2) Eat more fresh vegetables to ensure sufficient supply of vitamin C, A and trace elements. (3) Do not eat burnt fish, mold-contaminated sauerkraut, moldy food, quit smoking, prohibit strong alcohol and avoid overeating. Relieve the symptoms of esophageal cardia cancer (1) Diet should be fine, soft, moderate in heat and cold, and small amount of meals should be taken as the principle. According to the degree of obstruction, choose suitable fluid, semi-fluid or diet. Patients in radiotherapy period should pay special attention to this. (2) Foods to improve chest tightness and pain include leek, marjoram, fig, rice kernel, kiwi, caper and loach. (3) For those with eructation, lychee, cuttle beans, persimmons, walnuts, sugarcane, apples, radish. (4) For those with foamy mucus, Job’s tears, lozenges, oranges, apples, olives, agar, water chestnuts. (5) Those with constipation can use water chestnuts, honey, Brasenia schrebergeri, sea sting, figs, bran, peaches, pine nuts, sesame seeds, walnuts, mulberries. Radiotherapy patients should be semi-liquid diet or high-nutrition full-fluid diet, drink more boiled water to prevent food retention, affecting the efficacy of treatment. Small and frequent meals can avoid possible nausea and vomiting. Try to avoid spicy stimulation and hard food to avoid damage to the esophageal mucosa. Zinc-containing liquid food should be added to the food, such as stewed fish soup, apple juice, orange juice, radish juice and so on. 2, therapeutic prescriptions for dysphagia: (1) walnut rock sugar tea: 60 grams of walnut shells, rock sugar tea. (2) leek juice milk drink: leek juice 2 cups, 1 cup of milk, ginger juice 5-10 drops, decoction drink. (3) five juice Anzhong drink: that is, leek juice and cow’s milk drink and then add raw pear juice, lotus root juice 1 cup each. (1) Boiled Tofu with Almond Crisp: almond crisp, shark meat and tofu are boiled together to treat burning pain in throat during radiotherapy of esophageal cancer. (2) almond honey: almond cream mixed with honey, slowly swallow and inhale, can improve the pain of infarction, improve appetite. (3) Cream of Five Juices: 2 cups each of pear juice, lotus root juice, radish juice, sugar cane juice, cow’s milk (human milk is used in the original formula) juice, 7.5 grams each of asparagus and maitake asparagus, 6 grams each of raw huangdi and peppermint, 3 grams each of bei mou and danpi, 2.4 grams each of poria, 1.5 grams each of tophus and antelope horn, and make honey into paste; take 1 spoonful of honey 2 times a day; and inhale it with boiling water. Reducing the reaction of chemotherapy for esophageal cancer: (1) Mud snail: mud snail is used as a dish to moisten dryness and promote the production of fluids, which can protect the stimulation of chemotherapy on the oral cavity and prevent and control oral ulcers. (2) Goose blood and shredded meat soup: goose blood and shredded meat can be boiled and eaten in soup to solve the poison of Dan Shi. (3) Kiwi fruit: kiwi fresh fruit, eaten to regulate the middle and lower the qi, stop vomiting.