Question: what antibiotic treats sinus and ear infections?
Answer: Amoxicillin (Amoxil) is acceptable for uncomplicated acute sinus infections; however, many doctors prescribe amoxicillin-clavulanate (Augmentin) as the first-line antibiotic to treat a possible bacterial infection of the sinuses. Amoxicillin usually is effective against most of the strains of bacteria.