Usually, redness and itchiness on the face are related to skin allergy on the face. Secondly, environmental factors and disease factors can also cause redness and itchiness on the face, so you need to clarify the cause of redness and itchiness on the face, and then treat it through the appropriate methods. 1. Allergic reactions: If the redness and itchiness on the face is caused by allergies, first of all, find out the allergens and stay away from them in time. In the diet avoid seafood, beef and mutton and spicy and irritating food, such as chili, pepper, etc.. In treatment, you can first do cold compresses to reduce the congestion and itching symptoms of the face, and then apply anti-allergy creams, such as Denide cream, hydrocortisone butyrate cream, etc. You can also take oral anti-allergy drugs, such as levocetirizine hydrochloride tablets or loratadine tablets; 2. Environmental factors: In the hot summer, prolonged exposure to the sun may sunburn the skin and cause redness and itching of the face. You can use cold wet towel ice packs to lower the skin temperature. You can also apply the juice of aloe vera, which can have the effect of reducing heat and cooling. In addition, some people may also have red and itchy face when they are blown by the wind, they need to do a good job of daily anti-blowing and sun protection before going out; 3. Disease factors: When dermatitis appears on the face with obvious redness and itching, you can take antihistamines, such as fexofenadine and imipramine. When the disease is serious, you can take glucocorticoids for a short time. In addition, you can also use topical glucocorticoid ointments, such as Denide cream, hydrocortisone butyrate cream.