Itchy scalp dandruff may be unclean health and other physiological factors, usually do not need treatment, pay attention to hygiene, may also be ringworm, seborrheic dermatitis and other diseases caused by the use of general treatment, medication and other ways of treatment. 1. Physiological factors: scalp itching dandruff may be not pay attention to health caused by, usually do not need special treatment. Usually you can wash your hair diligently, pay attention to personal hygiene, keep yourself clean. 2. Tinea capitis: if you have tinea capitis can also lead to itchy scalp dandruff, daily avoid scratching the scalp, at the same time comply with the doctor’s prescription oral antifungal drugs, such as ashwagandha, terbinafine and so on. You can also use ketoconazole, clotrimazole and other drugs under the guidance of the doctor to promote recovery. 3. seborrheic dermatitis: seborrheic dermatitis can also lead to scalp itching dandruff, daily attention to reasonable diet, avoid eating stimulating spicy food. At the same time, follow the doctor’s instructions for external use containing ketoconazole lotion, with antibacterial, dandruff effect. For severe itching, you can follow the doctor’s instructions oral antihistamine, used to stop itching, common loratadine, cetirizine and so on. There are many reasons for itchy scalp and dandruff, and after excluding physiological factors, it is recommended that patients go to the hospital and cooperate with the doctor for relevant treatment.