Allergic dermatitis does not have a uniform effect of the best ointment, generally can be applied dexamethasone and other glucocorticoid ointment, tacrolimus and other local immunomodulators for treatment. 1. Glucocorticoid ointment. Such as dexamethasone ointment, can be used to relieve inflammation, itching and other symptoms, but can not be applied for a long time. 2. Topical immunomodulators for treatment. Such as tacrolimus ointment and pimecrolimus ointment can be used to replace glucocorticoids. In addition, if a bacterial infection occurs, antibiotic treatment such as erythromycin ointment and clindamycin ointment can also be applied, and severe allergies also require oral cetirizine and other antihistamines to alleviate allergies. Allergic dermatitis needs to be treated with medication under the guidance of a doctor, and daily life attention to stay away from allergens.