The main ingredients of the anti-infection injection are penicillin, such as amoxicillin sodium for injection, cephalosporin and cefuroxime sodium injection. The main components of anti-infection injection should be sensitive to these bacteria, and the drugs often used are penicillin such as amoxicillin sodium for injection, cephalosporins such as cefoperazone injection and cefuroxime sodium injection, others such as erythromycin and lincomycin can be used for those allergic to penicillin; 2. treatment. In addition, it should be noted that the treatment of tonsillitis is based on oral antibiotics or antiviral drugs, and only when the degree of tonsillar inflammation is heavy or poorly controlled orally, injection therapy is used. Tonsillectomy may also be recommended if the tonsils are too enlarged or if the tonsils become inflamed repeatedly. During the treatment period, it is advisable to have a liquid diet and drink more water, strengthen nutrition, avoid spicy and stimulating food, prohibit smoking and alcohol, strengthen physical exercise, and take reasonable rest.