If the nose and alar can be reduced by surgery, it is recommended to go to a regular plastic surgery hospital for treatment. & ltbr/>； Precautions before operation: 1. Do not take drugs containing aspirin within two weeks before operation, because aspirin will reduce platelet coagulation function; 2. Patients with hypertension and diabetes should inform the doctor of their condition at the time of initial diagnosis, so that the attending doctor can confirm the operation plan; 3. Make sure that you are in good health before the operation, and there is no infectious disease or other body inflammation; 4. No makeup before operation; 5. Women should avoid menstrual period. & ltbr/>； & ltbr/>； Postoperative care: 1, try to avoid water accumulation in the surgical site within 7 days after operation; 2. Ensure that the surgical site is clean; 3. avoid eating irritating foods such as peppers; 4, strictly abide by the doctor's advice and follow-up. & ltbr/>；