An allergy results when the body overreacts to a provoking agent due to a series of actions within the immune system in response to something that would not otherwise cause any problems to the person.
to treat adults and children 12 years of age and older with moderate-to-severe eczema (atopic dermatitis or AD ... Eczema: headache, joint pain, hives (itchy red rash or wheals), and muscle aches ...