At present, the quality of aspirin sold by regular medical institutions or pharmacies is OK, only the packaging, specifications, dosage form, price and so on are different, follow the doctor’s instructions to buy as needed. Aspirin common dosage forms are bulk, effervescent tablets, enteric capsules, tablets, enteric tablets, enteric delayed-release tablets, delayed-release tablets, currently sold in the regular channels of various manufacturers of aspirin are through the national standards of medicines, the use of symptomatic can achieve a better therapeutic effect, it is recommended that the patient to confirm the diagnosis, follow the doctor’s instructions to buy. Aspirin is a non-steroidal anti-inflammatory drug, suitable for antipyretic and analgesic, anti-inflammatory and anti-rheumatic, arthritis, anti-thrombotic, pediatric Kawasaki disease, the instructions for the use of drugs suggests that this product can also be used to prevent preeclampsia, treatment of obstetric antiphospholipid syndrome. Adverse reactions such as Reye’s syndrome, allergy, gastric bleeding may occur after taking this product, and it is contraindicated in patients who are allergic to this drug, in the active stage of gastrointestinal ulcers, or with severe hepatic, renal and cardiac insufficiency. The use of the drug should be carried out under the supervision of a doctor.