The redness and bumpiness of herpes after the scabs fall off needs to be understood whether it is related to allergy or hyperplastic scarring. Antihistamines and drugs that inhibit scar proliferation can be given symptomatically. 1. Antihistamine drugs: after the herpes scab comes off, the local color is reddish and raised, if there is obvious itching sensation, it is considered to be related to allergy. It is recommended not to scratch the stimulus, external glycerine lotion, oral loratadine, levocetirizine hydrochloride and so on can relieve itching if necessary. 2. Inhibit the scar proliferation of drugs: itself belongs to the scar body herpes, after the scabs fall off the local redness raised, can also be considered with the scar proliferation. Can be given asiaticoside tablets, scar paste, scar cream, etc., has a very good inhibitory effect. Herpes scabs off, local redness raised, it is recommended to pay attention to, but also to understand the accompanying symptoms, if necessary, to the hospital dermatology department.