There is no such thing as dandruff with what medicine works best, dandruff is caused by improper cleaning and other physiological factors, no need to use drugs, pay attention to life conditioning. If seborrheic dermatitis, tinea capitis and other diseases, need to take salicylic acid drugs, glucocorticoid drugs, antifungal drugs to promote recovery. 1. Physiological factors: improper cleaning, excessive scratching of the hair, strenuous exercise, may lead to an increase in local dandruff, if the patient does not appear to be physically uncomfortable symptoms, no need to take medication. Pay attention to personal hygiene, take a bath often. 2. Seborrheic dermatitis: dandruff may also be caused by seborrheic dermatitis, patients need to follow the doctor’s instructions for external use of calcium-modulated phosphatase inhibitors such as tacrolimus, etc., can be combined with ketoconazole shampoo shampoo, if necessary, oral antihistamines such as chlortetracycline and so on. 3. Tinea capitis: dandruff is also considered to be caused by tinea capitis, patients need to follow the doctor’s instructions for the external use of antifungal drugs, such as clotrimazole cream, miconazole cream, etc., or oral itraconazole, terbinafine and so on. There are many reasons for dandruff, patients can consult a doctor to find out the cause of the disease, and take targeted treatment measures.