Your doctor usually will treat contact dermatitis with the following:
An oral antihistamine to control the itch. Common antihistamines include:
Of these, the last three are less likely to cause drowsiness.
A corticosteroid to relieve skin inflammation. In most cases, the corticosteroid can be applied as a cream or ointment. If symptoms are severe, corticosteroids can be given by mouth or by injection.
A moisturizer to help restore the normal texture of the skin. Your doctor may suggest a nonirritating ointment or cream that contains few potential allergens. Examples include:
For many people, oatmeal baths (Aveeno) also help.