The head is particularly itchy and there are many dandruff considerations are not pay attention to personal hygiene, ringworm, seborrheic dermatitis, can be cleaned, medication and other methods of treatment, according to the specific causes of the choice of appropriate treatment. 1. do not pay attention to personal hygiene: scalp is also metabolism, if a long time do not wash hair, metabolites will be more, manifested as dandruff, and there will be itchy symptoms, this situation is recommended to choose the dandruff effect of the better shampoo, wash your hair diligently, pay attention to personal hygiene. 2. Tinea capitis: Tinea capitis is a fungal infection of the head, mainly by contagion, you can choose anti-fungal shampoo to wash your hair, such as ketoconazole shampoo, you can also apply clotrimazole, miconazole, etc., and the symptoms of the heavier can be orally ashwagandha, terbinafine, itraconazole and other drugs. 3. seborrheic dermatitis: seborrheic dermatitis is a chronic inflammation that occurs in the seborrheic overflow area, if it occurs in the head will be manifested as dandruff, and there will be mild itching, you can choose selenium disulfide lotion to wash your hair, you can also choose sulphur and salicylic acid preparations with antibacterial, exfoliation, anti-inflammatory effect, help to improve the condition. Head especially itchy and have a lot of dandruff may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, give targeted treatment or standardized treatment. All of the above medications should be used as prescribed by the doctor, and cannot be used blindly by yourself.