The day after the patient has tonsil surgery, there will be obvious pain in terms of symptoms because the uvula will be congested and edematous after the surgery, and the patient will have a foreign body sensation, which will be more obvious when eating. Patients may not dare to brush their teeth and rinse their mouth at the beginning of the second day after surgery, and there will be odor inside the mouth. Patients are encouraged to actively brush their teeth and pay attention to oral hygiene, and they can consider rinsing their mouths repeatedly with rehabilitative new solution and compound tinidazole solution to avoid anaerobic bacterial infection. At the same time, anti-inflammatory antibiotics need to be applied, commonly used is cefoperazone sodium injection, if the patient’s foreign body sensation is particularly obvious, hormone intravenous drip can be added, the main purpose is to reduce the edema of the surgical area and reduce the edema of the pendulous. Diet must be light, try to eat liquid food.