Due to the different manufacturers of itraconazole, different specifications, different dosages, different dosage forms and so on, the drug price of itraconazole is also different, the price is generally in the range of $10 to $650, the specific price, please consult the local medical institutions or regular pharmacies. Itraconazole is a kind of drug used for the treatment of fungal infections, which can be clinically applied to all kinds of systemic fungal infectious diseases, such as skin fungal disease, nail fungal disease, oral candidiasis, vaginal candidiasis, fungal keratitis and other diseases. Itraconazole is a prescription medication that is administered in different doses and dosage forms to treat different diseases. After taking the drug, patients may experience adverse reactions such as headache, nausea, vomiting, and even abnormal liver function. It is contraindicated for those who are allergic to the components of the drug; it is contraindicated in combination with CYP3A4 substrates, common drugs are methadone, propyzamide, etc.; the drug is contraindicated in patients with ventricular dysfunction or pregnant women, unless there is a life-threatening serious infection. Itraconazole need to be standardized under the guidance of a doctor’s application, if there is discomfort during the drug, it is recommended to stop the drug immediately and go to the hospital in time for follow-up.