Febuxostat is mainly used for the long-term treatment of hyperuricemia in gout patients and is not recommended for hyperuricemia without clinical symptoms. Side effects include manifestations of abnormal liver function, such as hepatitis and jaundice, and allergic reactions, such as redness, swelling and pimples, will also occur. However, the efficacy and side effects vary from person to person due to individual constitution. Febuxostat is mainly used for the long-term treatment of hyperuricemia in gout patients, through the inhibition of uric acid synthesis, reduce serum uric acid concentration, and then play a medicinal effect. It should be noted that, in the initial period of taking Febuxostat to lower uric acid drug treatment may lead to a rapid decrease in blood uric acid value induced gout attack, so it is recommended to start with a small dose, after the blood uric acid value reaches the standard, to maintain the lowest effective dose. Patients with a history of hypersensitivity to febuxostat components or patients undergoing treatment with azathioprine or mercaptopurine should be contraindicated. Note that the use of this product during a gouty attack can lower the blood uric acid value and aggravate the gouty attack, so patients with gouty arthritis prior to the use of this product should not use this product until the symptoms are stabilized. If the patient wants to use febuxostat, it is recommended to consult a doctor in time and standardize the use under the guidance of a doctor, do not use the drug on your own.