Plastic surgery experts pointed out that through nostril reduction plastic surgery, the proportion and symmetry of facial features can be improved and the aesthetic feeling can be enhanced. At present, the big nostril is one of the defects of the nose, and it is not beautiful, and the nose is in the center of the face, which greatly affects the image of the whole face, so it is necessary to narrow the nostril. 1, infection caused by hand contact with nostril plasty incision. 2. When the activity is too intense, the incision of nostril plasty tears. 3. Local swelling or infection prevention is not in place during nostril plasty. 4, eating spicy and irritating food and causing inflammation of nostril plasty. 5. A few patients will have prosthesis rejection. Remind the majority of beauty seekers: in order to ensure the effect and safety of your operation and avoid risks. Whether there is any risk in nostril-descending surgery depends on the hospital and doctor you choose. General regular professional hospitals have professional and experienced doctors. In order to ensure the smooth operation, patients should choose the appropriate operation method under the guidance of doctors according to their own requirements. At the same time, check the health status and perform nostril reduction under the condition of ensuring good health to ensure the safety and surgical effect of nostril reduction. Under normal circumstances, alar reduction surgery is risk-free, but in order to avoid accidents, postoperative care needs to be done: sexual life is forbidden for two weeks after surgery; Take out stitches in 5 ~ 7 days; Local swelling will occur after the alar is reduced, and it will gradually subside after four days to avoid bearing heavy loads, thus aggravating swelling; Antibiotics should be used for 3-5 days to prevent infection; Do not smoke or eat spicy food for two weeks after operation; Minimize activities after operation to prevent touching the surgical site; It is forbidden to touch the surgical incision with hands and avoid touching the surgical incision with water; Avoid exposure and violence for two months. If you have postoperative discomfort, please contact the attending doctor in time, get timely treatment, strictly follow the doctor's advice, and make regular follow-up visits.