The redness and itching on the face may be caused by physiological reasons such as skin dehydration and dry climate, or it may be caused by allergies, etc., which can be treated with topical medication or medication depending on the situation. 1. Skin dehydration, dry climate: If the face of excessive dehydration or dry climate will lead to the face of the skin barrier damage, the skin nerve endings and capillaries become sensitive, there will be redness and itching of the face. You can use some moisturizing cream, or apply glycerin or urea cream for skin care, and usually wash your face with lukewarm water, can effectively relieve the symptoms. 2. Allergy: patients with allergies may be allergic to environmental discomfort, cosmetic ingredients, sunlight and ultraviolet rays and other allergies, red and itchy face symptoms. Under the guidance of the doctor can be given antihistamines for anti-allergy treatment, such as loratadine, diclofenac tadalafil and so on. At the same time, the combination of pimecrolimus, tacrolimus and other topical drugs. In addition, the causative factors need to be identified and avoided. When the symptoms of redness and itching on the face appear, it should be timely according to the situation under the guidance of the doctor to carry out the relevant treatment, and not to handle it indiscriminately, so as to avoid inducing adverse consequences.