Itraconazole capsule dosage for the treatment of ringworm is 100mg per time, once a day for 15 days or 200mg per time, once a day for 7 days. Itraconazole capsule is an antifungal drug, can be used for a variety of fungal diseases, such as tinea pedis, tinea corporis, tinea capitis, tinea cruris, candida vaginitis, oral candidiasis and so on. The dosage for the treatment of ringworm is 100mg per time, once a day for 15 days or 200mg per time, once a day for 7 days. Itraconazole is insoluble in water, it is recommended to swallow the capsule whole with a meal in a vegetable broth that contains a large amount of oil for optimal therapeutic effect, and avoid drinking large amounts of water after meals. Its common adverse reactions include anorexia, nausea, abdominal pain and constipation, headache, reversible aminotransferase elevation, menstrual disorders, dizziness and allergic reactions, etc. It is contraindicated in those who are allergic to itraconazole. Itraconazole capsule is a prescription drug, it is recommended to use the drug under the guidance of a professional physician.