What are the symptoms of allergic rash?

The symptoms of allergic rash may be varied clinically, sometimes it may be manifested as scattered wheals or erythema, sometimes it may show certain inflammatory exudation, or it may produce papules, mounds and blisters, etc. If these inflammatory reactions are more intense, they will also produce certain erosions and exudates, and most patients are accompanied by obvious itching symptoms, but due to individual differences, some people's itching symptoms are not obvious, and may be manifested as certain irritating pain phenomena. For the treatment of this skin damage, mainly according to the severity of the patient, the corresponding choice of medication, such as if just occurred wheals, generally can be applied locally calamine lotion, if there is obvious inflammatory exudation, can use 3% boric acid solution cold compress, but also need oral antihistamine drugs, such as oral loratadine.