The erythema and itchiness of the face may be caused by skin trauma, eczema and contact dermatitis, etc. Usually, general treatment and medication can be used. 1. Skin trauma: If the skin of the face is abraded or scratched, resulting in local soft tissue damage, and the recovery process does not pay attention to hygiene, infection may occur, resulting in erythema and itching of the face. You can use fusidic acid cream, mupirocin ointment and so on for treatment. At the same time, pay attention to facial cleanliness and hygiene. 2. Eczema: It is the result of the combined effect of various factors, which leads to the symptoms of erythema and itching on the face. Calcium-modulated phosphatase inhibitors such as pimecrolimus ointment and tacrolimus ointment can be used. When itching is obvious, oral antihistamines such as loratadine can be combined. 3. Contact dermatitis: It may be due to allergic or irritant reactions that occur after the skin on the face comes into contact with sensitizing or irritating substances, and there may be erythema and itching on the face. The first thing to do is to identify the causative factors and avoid them. Secondly, medication should be given, such as cold wet compresses with topical boric acid solution, applying zinc oxide ointment to stop the itching, and if necessary, oral antihistamines such as cetirizine can be combined with other medications. If the patient’s face erythema itch, it is recommended to go to the hospital in time to find out the cause of the targeted treatment. The above drugs need to be used in accordance with medical advice.