Can hives be blown?

Urticaria is caused by the expansion of small blood vessels in the skin mucosa and increased permeability. It belongs to a localized edema reaction. Generally, it occurs in spring. The etiology is more complex. Many factors include physical and chemical factors, mental factors, genetic factors, etc. Urticaria can seriously affect the functions of the respiratory tract, digestive tract and immune system. Those who show severe allergic reactions are at risk. Treatment must first stay away from allergens, and then choose drugs to prescribe the right medicine. You can use the anti-allergic drugs chlorpheniramine, claritin, and ketotifen. once urticaria is discovered, it must be treated promptly. If the course of the disease exceeds one month, it may develop into chronic urticaria. Chronic urticaria is not easy to cure.