Amoxicillin is a type of penicillin, an antibiotic that doctors prescribe to treat bacterial infections. It takes effect quickly, but it may take 24 to 72 hours to see an improvement in your symptoms.

Amoxicillin is an antibiotic used for treating bacterial infections. While doctors often prescribe it to treat pneumonia and dental abscesses, it is also given to kids for ear and chest infections.