Tonsillitis can be divided into acute tonsillitis and chronic tonsillitis, and the two differ in the choice of drug treatment. Sometimes tend to use a combination of drugs, in the commonly used therapeutic drugs, the cheapest therapeutic drugs should be glucocorticoid drugs, such as dexamethasone sodium phosphate injection, but there are indications, should be standardized under the guidance of the doctor. 1. Acute tonsillitis is a non-specific inflammation caused by bacterial or viral infection. The infection is mainly controlled by antibiotic drugs, and the preferred antibiotic is penicillin. When there is obvious local edema that affects breathing and swallowing, glucocorticoid treatment is commonly used, such as dexamethasone sodium phosphate injection intravenously, which should be the cheapest medicine. 2. Chronic tonsillitis is often caused by repeated episodes of acute tonsillitis, drug treatment is not limited to antibacterial drugs, can also be combined with immunotherapy or anti-allergic measures, including the use of bacterial products with desensitization, as well as a variety of immune-enhancing drugs, such as injections of placenta globulin, transfer factor, and so on. When tonsillitis is suspected, you should go to the hospital in time, under the guidance of the doctor to clarify the cause of the disease and then scientific and rational use of drugs.