Liver damage may occur after the use of Itraconazole. If the degree of liver damage is mild, it is usually reversible after discontinuation of the drug; however, if the liver damage is severe and liver failure occurs, it is irreversible. Itraconazole (Itraconazole) is a triazole high efficiency broad-spectrum antifungal drug, the use of this drug may appear liver damage, if the degree of liver damage is relatively mild, generally after stopping the drug liver function can be gradually recovered, the reversal of liver injury; but if the liver damage is more serious, liver failure, it is irreversible. Adverse reactions such as headache, nausea, and abdominal pain may occur after the use of itraconazole, which can generally be gradually relieved after discontinuation of the drug. It is prohibited to combine this drug with methadone, propyzamide and other drugs. Women of childbearing age and breastfeeding women should use the drug with caution, as well as those who are allergic to this drug or the ingredients in the formula, and pregnant women are prohibited from using this drug. The specific dosage and usage of the above drugs should follow the doctor’s instructions, and should not be used on their own to avoid adverse reactions.