Aspirin Enteric Tablets is an antiplatelet and anticoagulant drug. The usual dose is one tablet once a day, taken after a meal. If taken before meals, it can irritate the gastrointestinal tract and cause digestive symptoms, such as acid reflux, abdominal pain and loss of appetite, which may lead to gastric ulcers in severe cases. Therefore, it is better to take it after meals, usually half an hour after meals, once a day, regularly, quantitatively and regularly. During the period of taking, you can go to the hospital to review, for example, the blood routine and the blood clotting mechanism. According to the results of these tests, the dosage of aspirin should be adjusted, and regular reviews and cardiovascular prevention and care should be done.