What kind of medicine should a 3-year-old child take for inflamed and purulent trachea?

Patient's question:

On the 15th evening, had a high fever
On the 16th evening, had a high fever with intermittent fever, only took Nimesulide particles
On the 18th, went to the pet hospital and was told the trachea was inflamed, received injections of antiviral and penicillin medications
Past treatment history and effectiveness: None
What kind of help is needed: Suggest taking more medicine at home to see what medicine works best and fastest

Doctor's answer:

The treatment for pediatric tonsillitis is based on anti-inflammatory therapy to suppress infection and symptomatic treatment. Amoxicillin granules and ribavirin granules can be taken.
Advice: The treatment for pediatric tonsillitis is based on anti-inflammatory therapy to suppress infection and symptomatic treatment. Amoxicillin granules and ribavirin granules can be taken.
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