Scalp has white block fall dandruff also itchy consider the following several diseases: 1, hair red furuncle, at this time in the scalp area appear large plaque, treatment can oral Avi A capsule play anti-inflammatory, anti-proliferative treatment purpose. Before treatment as well as in treatment need regular laboratory tests of blood routine, liver function, blood lipids, monitoring the corresponding side effects. Also, topical application of glucocorticoid creams such as mometasone furoate cream, or hydrocortisone butyrate ointment can be applied after a short haircut. The treatment of sealing package to promote the penetration of drugs, as well as to strengthen the anti-allergic, anti-growth treatment effect. 2, consider seborrheic dermatitis, in clinical treatment can apply selenium disulfide lotion shampoo, while oral levocetirizine hydrochloride oral solution, topical hydrocortisone butyrate ointment application.