Papular urticaria, is a common skin condition that occurs in summer and autumn. Clinically, it mainly manifests as fusiform red papules, and in severe cases, blisters and blisters will appear, such as good occurrence in the front of the lower legs. Treatment includes: First, prevention, the worn clothes, bed sheets, bedding and room should be cleaned, indoor ventilation and exposure to the sun. Second, symptomatic treatment, you can take oral anti-allergy drugs, such as cetirizine, loratadine, topical dinaide, mometasone furoate, compound flumethasone ointment, etc.. For blistering papular urticaria, you can first extract the blistering fluid and then wrap it up, and if necessary, you can topically treat it symptomatically with a solution like Cetinide.