Seborrheic dermatitis can be effectively controlled and cured with treatment, which includes general treatment, local treatment and systemic treatment. 1. General treatment: Eat more vegetables and fruits, prohibit alcohol and spicy food, ensure sufficient sleep, and use less hot water and alkaline soap for bathing. Use mild moisturizer to enhance oil control and moisturizing. 2. Local treatment: glucocorticosteroids can be used for a short period of time for lesions with heavy inflammation. Calcium-modulated phosphatase inhibitors (e.g., tacrolimus ointment) can be used in severe patients or in those who do not respond well to low-dose glucocorticoid therapy. 3. Systemic treatment (1) Application of antipruritic sedatives, such as cyproheptadine, when itching is intense. (2) Vitamin supplementation: such as vitamin B6, B2, vitamin B complex. (3) Antifungal drugs: there are fungal infections or generalized injury available itraconazole. (4) Antibiotics: tetracycline or erythromycin for bacterial infection. (5) Glucocorticoids: Prednisone can be used when the inflammation is obvious and extensive. Patients with seborrheic dermatitis should not use their own medication, and should go to the hospital in time, under the guidance of the doctor to standardize the treatment.