The generic name of Yusifu is Ursodeoxycholic Acid Capsules, cholesterol choledochal stone does not exist the following contraindications, can be taken ursodeoxycholic acid capsules after surgery as prescribed by the doctor. Choledocholithiasis is mainly through surgery to completely remove the stones in the bile ducts, to establish a smooth bile drainage, but after the operation, there are more bile duct residual stones, as well as recurrence of stones, so for the bile ducts have more stones, may be sediment-like fine residual after taking out the person, it is generally recommended that after the operation of the oral litholytic choledocholic drugs for a period of time. And ursodeoxycholic acid capsule can dissolve cholesterol stones, so for cholesterol choledochal stones after surgery, you can follow the doctor’s advice to take the drug. However, it should be contraindicated in the presence of the following conditions: acute cholecystitis and cholangitis; bile duct obstruction (common bile duct and cystic duct); gallbladder can not be seen on X-ray; calcification of gallstones; gallbladder can not be normally contracted and frequent biliary colic; allergy to bile acids or any of the components of the product is contraindicated. Ursodeoxycholic acid capsule is commonly used in the process of diarrhea, occasional constipation, headache and other reactions, can cause calcification of gallstones, soft stools, so this drug must be used under the supervision of a doctor, the use of the period of time must be carried out regular follow-up review should be avoided blindly self-medication.