Taking aspirin after the black stool, may be caused by the drug itself, but also may be caused by the aggravation of upper gastrointestinal bleeding, the cause of the different treatments are also different, the specific circumstances should be in accordance with the doctor’s advice. 1. The drug itself: aspirin has the side effect of causing gastric mucous membrane damage, after taking aspirin for a long time, it will lead to gastric mucous membrane damage, and in serious cases, acute gastric mucous membrane lesions may occur, which will lead to gastric mucous membrane bleeding. Need to stop using the drug, and under the guidance of the physician oral rabeprazole sodium enteric-coated tablets mainly through the inhibition of gastric acid secretion, but also play a role in protecting the gastric mucosa. 2. Upper gastrointestinal hemorrhage: if the patient after taking aspirin for a long time, black stools, accompanied by dizziness, fatigue, and in severe cases, there may be symptoms of vomiting blood, this situation is considered to be acute upper gastrointestinal hemorrhage, you need to stop aspirin, and the intravenous application of omeprazole, to inhibit the secretion of gastric acid, to reduce the damage to the gastric mucosa, and at the same time the need to fasting and water fasting, stop fasting, fasting for a few days, to promote the gastric mucosa repair, to achieve the purpose of hemostasis, and to protect the gastric mucosa. The repair of the gastric mucosa, to achieve the purpose of hemostasis. It is important to note that, for the service aspirin black stool patients, it is recommended to go to the hospital in a timely manner, early formal treatment, so as not to delay the condition.