Eczema is difficult to cure, but active treatment will help patients with symptoms, reduce recurrence, and generally laser treatment is only as an adjunctive treatment, more need to combine medication. The cause of eczema is complex, generally believed to be the immune function, skin barrier function, external factors such as stimulation, can occur in the face, ears, hands, feet and other parts of the body, manifested as itching, papules, blisters, skin thickening, surface roughness and other symptoms. The treatment of eczema is relatively difficult, and common treatment modalities include topical medication, oral medication, and physical therapy, etc. The purpose of treatment is to control the symptoms, reduce recurrence, and improve the patient’s life treatment. Laser therapy belongs to a form of physical therapy, there is no authoritative information to prove that the use of laser alone can cure eczema, but some studies have shown that ultraviolet light therapy is effective for chronic recalcitrant eczema, which helps to promote the healing of eczema lesions and alleviate the symptoms of itching, but it is generally only used as an adjunctive treatment to medication, and its effectiveness varies from person to person. It is recommended that patients with eczema go to a regular hospital in time to choose the best treatment plan under the guidance of a specialist to better control their condition.