Sudden hot and painful face may be caused by a variety of reasons, such as dry skin dehydration, skin allergy, skin barrier damage and acute infection of soft tissues of the face, etc., need to be combined with the specific situation to determine: 1, dry skin dehydration: if the skin appears tiny cracks, skin care when the face tingling, burning pain, most of the skin is too dry, lack of moisture, need to be timely hydration soothing; 2, skin allergy: the patient’s physique Sensitive or use cosmetics containing allergens, the skin of the face can appear red, swollen, painful, itchy and maculopapular rash-like changes. Under the guidance of a doctor, wash the face with warm water, apply anti-inflammatory and anti-itching drops, take oral anti-allergic drugs such as fexofenadine and loratadine for treatment, and avoid eating spicy stimuli; 3, damaged skin barrier: excessive cleaning care of the facial skin can lead to thinning of the stratum corneum and damage to the skin barrier, resulting in burning pain on the face, which requires treatment such as desensitization and moisturization; 4, acute infection of the soft tissues of the face. Mostly seen in patients with facial folliculitis, the affected area is repeatedly squeezed, causing local purulent infection. Oral or injectable antibiotics, topical application of Ruyi Jinhuang San, Bactrim ointment, etc. to promote the absorption of inflammation. If accompanied by abscess, timely surgical incision and drainage is needed to improve the painful symptoms of the face. In addition, it is necessary to follow the doctor’s prescription under the guidance of the doctor to avoid other complications caused by the private use of drugs.