The main effects of aspirin enteric-coated tablets are antiplatelet, antipyretic and anti-inflammatory effects. 1. Antiplatelet: aspirin enteric-coated tablets are mainly composed of aspirin, which can inhibit the generation of platelet thromboxane A2 and thus inhibit the aggregation of platelets, which is mainly used for the primary and secondary prevention of cardiovascular and cerebrovascular diseases such as coronary heart disease and stroke. 2. Antipyretic and analgesic: aspirin through vasodilation in the short term can play a role in relieving the effect of headache, the role of the drug on dull pain is better than the role of sharp pain. At the same time, it can make the hypothalamic thermoregulatory center of the bacterial pyrogen elevated to restore the normal level, so it has the role of antipyretic and analgesic. 3. Anti-inflammatory: aspirin is a non-steroidal anti-inflammatory drug, which can be used in the treatment of rheumatoid arthritis, rheumatoid arthritis and so on. The main adverse reactions of aspirin enteric-coated tablets are: upper and lower gastrointestinal discomfort, such as dyspepsia, gastrointestinal and abdominal pain; increased risk of bleeding such as bleeding during surgery, epistaxis (nosebleed), bleeding gums, etc.; skin rash; hepatic impairment. The main contraindications are: hypersensitivity to aspirin or other salicylates, or any other component of the drug; history of asthma caused by salicylates or salicylic acid-containing substances, non-steroidal anti-inflammatory drugs; active peptic ulcers; bleeding constitution; severe hepatic and renal failure; severe cardiac failure; the last trimester of pregnancy. The specific use of the drug needs to be carried out under the guidance of a professional physician, do not use the drug without authorization, to avoid adverse reactions and adverse consequences.