Pemphigus urticaria usually resolves spontaneously in about two weeks if the symptoms are mild, and is often difficult to resolve if the symptoms are severe. Pemphigus urticaria is an allergic skin disease that occurs after insect bites, manifesting as clustered or scattered, fusiform, fusiform, windswept pimples on the surface of the skin, often accompanied by intense itching. Papular urticaria symptoms are mild, such as the appearance of scattered distribution of the skin surface of the fusiform pimples, the number is small, and the itching symptoms are mild, and there is no other self-conscious symptoms, when the removal of allergens, generally about two weeks can be self-healing, but the patient if the symptoms are more serious, such as the appearance of the skin surface of the group of the fusiform pimples, blisters, blisters, swelling, pain, or fever, the situation is often difficult to self-cure! The. Patients with papular urticaria are advised to actively go to the hospital for treatment. If not treated, the condition may worsen and symptoms such as abdominal pain, chest tightness, shortness of breath, etc., and in severe cases, a drop in blood pressure and anaphylactic shock may occur, which may be life-threatening.