Biliary tract syndrome mainly refers to a series of symptomatic reactions that occur after cholecystectomy and bile duct drainage. When biliary surgery is performed, some patients may experience nausea, vomiting, loss of appetite, bloating, diarrhea, etc. These are called biliary tract syndromes, and usually occur within three to six months after surgery, with varying degrees of severity. If biliary tract syndrome occurs, the cause needs to be further clarified, and then symptomatic treatment; for biliary tract syndrome caused by cholestasis, ursodeoxycholic acid should be taken orally as prescribed by the doctor; and for biliary syndrome caused by inflammatory infections, oral antibiotics, such as cephalosporin and azithromycin, etc., are needed. If biliary tract syndrome occurs, should be under the guidance of the doctor reasonable use of drugs, control the condition, avoid unauthorized use.