Bile reflux gastritis is usually not cancerous, but if left untreated and prolonged, it may increase the chance of cancer. Bile reflux gastritis is a common chronic digestive disease, which may be caused by bile and pancreatic juice refluxing into the stomach due to the relaxation of pyloric sphincter, surgery and other reasons, and the damage caused to the gastric mucous membrane makes the gastric mucous membrane appearing with inflammation, bleeding, erosion and so on. After suffering from bile reflux gastritis, it is recommended to use omeprazole, magnesium aluminum carbonate, domperidone and other medications under the guidance of the doctor, and at the same time, pay more attention to the intervention of daily life, it can be cured, and generally will not occur in cancer. For patients with bile reflux gastritis, if they do not have effective treatment for a long period of time, it may damage the gastric mucosa, leading to gastric mucosal atrophy and ulceration, which will increase the chance of cancer. Therefore, for patients suffering from bile reflux gastritis, it is recommended to take active treatment under doctor’s guidance in order to reduce the chance of cancer.