Itchy legs scratching to bleeding, consider elderly pruritus may be greater, because the disease is prevalent in the calf area, but also can appear in eczema atopic dermatitis, contact dermatitis and other allergic disease rash conditions. In clinical treatment, oral anti-allergy drug fexofenadine hydrochloride tablets, combined with compound glycopyrrolate capsules are required. If excessive scratching leads to bleeding, mostly due to heat toxicity performance is more obvious, you can take oral dermatological elimination capsule or Baixian Xia Ta Fei capsule to strengthen the detoxification, clear fire treatment. The topical medication can be applied topically with wet skin care lotion to dry dampness and detoxify the skin, and topical application of recombinant human bovine basic fibroblast growth factor, which can play an antibacterial role and promote the growth of the epidermis.