After anemia caused by gastric sinus cancer, it can be regulated by medicines and improved by diet, and blood transfusion can also be used to improve the anemia of patients. 1. Drug regulation: for pathological anemia caused by gastric sinus cancer, iron supplement can be taken directly, such as ferrous succinate or ferrous sulfate tablets, etc., which can quickly relieve the symptoms of iron deficiency anemia. At the same time, appropriate use of folic acid or vitamin B can also help regulate the phenomenon of anemia. 2. Dietary improvement: Anemia caused by gastric sinus cancer generally belongs to iron deficiency anemia, which is caused by repeated bleeding of stomach tissues after cancerous transformation. Therefore, diet can effectively supplement iron by supplementing foods rich in iron such as pig liver and fungus. Meanwhile, it is recommended to supplement high quality protein and vitamins. 3. Blood transfusion treatment: for gastric cancer patients with more serious anemia, concentrated red blood cells and human plasma albumin can also be transfused when necessary, and these solutions can help to improve and enhance the symptoms of anemia in gastric cancer patients. After anemia caused by gastric sinus cancer, regular blood routine examination is needed, and medicines should be chosen under doctor’s guidance and used cautiously, do not take medicines by oneself.