Raised red welts of various size on the surface of the skin, often itchy, which
come and go. Hives are also called urticaria.
Treatment may not be needed if hives are mild, and they may disappear spontaneously.
The following medications may reduce the inflammation, itching, and swelling:
Hives in the throat may obstruct the airway, so any swelling in the throat or difficulty breathing with hives are emergency symptoms.