The typical symptom of gastric ulcer is epigastric pain, while some patients may present with or alone with symptoms of dyspepsia such as epigastric distension, epigastric discomfort, anorexia, belching, and acid reflux. The common typical symptom of gastric ulcer is rhythmic epigastric pain associated with meals, mainly manifested as postprandial pain. The nature of the pain can be dull, burning, distending, sharp, hunger-like discomfort. It is characterized by chronic, recurrent or periodic attacks. Episodes can be weeks or months, episodes of seasonal, typical of the occurrence of seasonal changes, such as the onset of fall and winter and winter and spring. Some cases only manifested as epigastric distension, epigastric discomfort, anorexia, belching, acid reflux and other symptoms of dyspepsia, there is also a class of asymptomatic ulcers, these patients do not have abdominal pain or dyspepsia symptoms, but to peptic bleeding, perforation and other complications as the first symptom, to the long-term use of non-steroidal anti-inflammatory drugs and the elderly patients are more common. If gastric ulcer induces complications, such as upper gastrointestinal bleeding, vomiting blood, black stools and other symptoms, induced perforation can appear sudden epigastric pain, but also accompanied by nausea, vomiting, cold sweats and other symptoms, induced pyloric obstruction can be vomited and vomit is mostly overnight food. It is recommended to go to the hospital and ask the doctor to complete the relevant examinations for clarification when the clinical symptoms related to gastric ulcer appear.