What is Augmentin? Augmentin is a prescription antibiotic medication. It’s used to treat infections caused by bacteria. Augmentin belongs to the penicillin class of antibiotics. Augmentin contains two drugs: amoxicillin and clavulanic acid. This combination makes Augmentin work against more types of bacteria than antibiotics that contain amoxicillin alone. Augmentin is effective for treating infections […]