Long-term use of Ursodeoxycholic Acid may cause side effects such as gastrointestinal disorders and hepatobiliary disorders. Ursodeoxycholic acid belongs to a kind of therapeutic drugs for liver and biliary tract diseases, this product can effectively increase the secretion of bile acids, change the composition of bile, reduce the content of cholesterol and cholesteryl ester in bile, so as to achieve the therapeutic effect. Long-term use of Ursodeoxycholic Acid may cause symptoms of gastrointestinal disorders such as loose stools, diarrhea, pain in the right upper abdomen, and may also cause disorders of the hepatic and biliary tracts such as calcification of gallstones, abnormal transaminases, and cirrhosis of the liver. The above drugs are recommended to be applied in a standardized manner under the guidance of a physician, and should not be used without authorization to avoid adverse effects.