If you have tonsillitis, it is usually decided according to the severity of tonsillitis, as follows: 1. mild symptoms: if only the throat pain, not accompanied by fever, usually can be given oral antibiotics and other treatment, such as amoxicillin clavulanic acid potassium, azithromycin, metronidazole, etc. 2. severe symptoms: if the throat pain is severe, accompanied by fever or tonsillitis, and the symptoms do not improve after oral antibiotics or aggravated. The first thing you need to do is to get an infusion, preferably with penicillin, and you can add metronidazole, etc. The course of treatment is usually one week. Tonsillitis is a bacterial infection that can cause congestion and swelling of the pharyngeal mucosa, the tonsils can be enlarged, and there can be purulent secretions attached to the surface, which can cause local complications such as peri-tonsillitis and peri-abscess if not actively treated.