Treatment methods are: 1. General therapy: It is advisable to have a light diet, eat more fruits and vegetables, prohibit stimulating foods and drinks, and correct constipation. 2, if there is mite infection, you can choose to use some mite killing drugs, such as sulfur ointment, lotion and new skin mite cream. Metronidazole ointment also has a role in killing mites and anti-inflammatory, in addition to these drugs can also reduce oil. 3. When there is redness on the nose, you need to take anti-inflammatory drugs such as oral metronidazole, tinidazole or memantin for a week. Severe and ineffective to antibiotics can be taken in small doses isotretinoin. 4, should avoid other triggering factors such as excessive heat, spicy food, alcohol, coffee, etc., environmental factors such as sun exposure and emotional excitement. 5, the appearance of capillary dilation (red blood on the nose), the need for laser surgery. Chinese herbs can be used to cool the blood and four ingredients soup or peach and red four ingredients soup, loquat clear lung drink and other decoction. If the nasal end is enlarged, liquid nitrogen freezing or grinding and cutting methods can be used and should be treated in a hospital. Precautions: 1. Avoid spicy food, alcohol and other hot and spicy stimulants. 2.Keep the bowels open. The lungs and the large intestine are the epitome of each other, and if the stool does not pass, the lung fire will be more vigorous. 3, should not be in the summer, high temperature, hot and humid environment for a long time to live or work. 4, usually wash often with warm water soap. 5.Prohibit scratching, scratching, peeling and squeezing in the nose lesion area. 6.Prohibit irritating cosmetics. 7.Before each dressing, wash your face with warm water and use a dry towel to absorb the water stains after washing.