Redness and fever on the face are considered to be caused by the following reasons: First, it may be a symptom caused by yin deficiency internal heat, mainly related to overwork and yin deficiency, the patient will have fever, dry mouth, irritability, insomnia, night sweating and other uncomfortable symptoms, it is recommended to find a Chinese medicine doctor to confirm the diagnosis, you can take Liu Wei Di Huang Wan, usually pay attention to a light diet. Secondly, it may be caused by facial dermatitis, which is related to allergic factors, with red and hot symptoms on the face, you can apply Pimecrolimus ointment.