Aspirin enteric-coated tablets should be taken with a moderate amount of water before meals, taking care that they should be swallowed whole. The exact dosage is related to age, the disease being treated and other factors that cannot be simply summarized as follows. 1. Adults for antipyretic, analgesic, once 0.3 ~ 0.6 g, 3 times a day, if necessary, plus 1 time; for anti-rheumatic, 3 ~ 6 g a day, 4 times / day; for antiplatelet secondary prevention, 80mg ~ 300mg per day, once a day; used for biliary ascariasis, a 1 g, 2 ~ 3 times a day. 2. For antipyretic and analgesic in children, the daily dose should be 1.5 g/m2 according to body surface area, divided into 4～6 times orally, or 5～10 mg/kg according to body weight each time, or 60 mg each time, if necessary, once every 4～6 hours; for antirheumatic, 80～100 mg/kg according to body weight each day, divided into 3～4 times. Aspirin can cause gastrointestinal irritation with medication, including dyspepsia, abdominal pain, gastric and duodenal ulcers, or bleeding; it may cause bleeding, including bleeding gums and hematomas; and it may lead to kidney damage and allergic reactions. Note that this product is contraindicated in patients with hypersensitivity to the product, history of aspirin asthma, severe hepatic or renal failure, gastrointestinal ulcers, and risk of bleeding. Patients who need to use the drug should be under the guidance of a medical professional, do not use the drug without authorization.