Wound scarring is very itchy may be a normal physiological reaction, you can apply glycerine lotion and other drugs to stop itching, but also may be related to local infection, can be treated by drugs, surgery. 1. Normal physiological reaction: due to the healing process of skin injury, it will be accompanied by the proliferation of local fibrous tissue, so there will be itchy feeling, you can gently pat, press to relieve the symptoms; you can also apply some local inhibition of scar proliferation of drugs such as silicone gel, allantoin gel, etc. to improve the symptoms. 2. Local infection: If the patient has local infection due to poor wound healing, the patient can follow the doctor’s instructions to use anti-infective drugs; accompanied by the formation of a clear abscess, the need for surgical incision and drainage, and actively anti-infective, and at the same time, the application of growth factor gel and other drugs to promote wound healing. All of the above need to go to the regular hospital, the above medication should be used under the guidance of a specialist, avoid self-medication.