Facial acne, with redness, swelling, itching symptoms, mostly due to allergic factors, should be actively sought and away from allergens, timely desensitization, anti-itch treatment, mainly facial cleaning, medication, and improve lifestyle habits, etc. 1, facial cleaning: proper facial cleaning can relieve itching, wash your face as much as possible using warm water, hot and cold stimulation will lead to skin capillary dilation and contraction significantly. Not conducive to inflammation to improve. Try to use a mild facial cleanser, after the cleansing is complete use hydrating effect, mild non-irritating moisturizing cream, pay attention to avoid excessive washing to avoid red and dry skin; 2. The anti-allergic treatment can reduce the redness and itchiness of patients. 3. The diet should be light and avoid eating spicy and irritating foods.