Wet wrap therapy: After bathing, damp pieces of fabric are wrapped around the skin, followed by a dry layer. This is kept on for several hours or overnight. On top of the dry layer, regular clothes or pajamas are worn.Topical corticosteroids: These steroid creams are applied to the skin to help ease inflammation. They can vary in strength, with levels ranging from very potent (Class 1) to least potent (Class 7).Antihistamines: These allergy medications can help ease the itching that can make it hard for children to fall asleep at night.Phototherapy: This treatment uses specific wavelengths of ultraviolet (UV) light to ease inflammation and itchiness, according to the American Academy of Dermatology.