One factor is that alcohol is a damaging factor after drinking large amounts of wine, which can lead to acute inflammation of the gastric mucosa and induce acute hemorrhagic gastritis, or even ulcers with blood in patients with previous gastric disease after drinking. Another factor may be that after drinking alcohol the patient has severe nausea and vomiting, nausea and vomiting lead to pancreatic tears, and pancreatic tears often lead to injury and bleeding of the lower blood vessels, this bleeding may bleed a lot, a lot of blood will come out in a short period of time, leading to abnormalities in the patient’s vital signs, and in serious cases, shock or even death. Therefore drinking drunk and vomiting blood is a very serious problem, once this clinical manifestation occurs, it is recommended that the patient should immediately go to the hospital for treatment, do not delay the condition, resulting in an unnecessary end.