High fever after bile duct stenting is usually normal, most likely caused by biliary tract infection, which can be treated with anti-inflammatory drugs under the advice of a doctor. The specific cause should be promptly carried out the next examination, after the cause of the disease is clear for treatment. The clinical manifestations of biliary tract infection are colic in the right upper abdomen, fever, and jaundice. If the infection is severe, infectious shock and coma may also occur. When the symptoms appear generally can be under the guidance of the doctor to take cefixime dispersible tablets, levofloxacin capsules, tinidazole tablets and other drugs for anti-infection treatment, In daily life, patients should eat reasonable meals, drink more water and rest, eat a light diet, avoid high oil and high salt food. If the symptoms are not relieved, they should be examined in a timely manner, so as not to delay the condition.