Augmentin (amoxicillin and clavulanate) is an antibiotic used to treat bacterial infections, such as sinusitis, pneumonia and bronchitis. Includes Augmentin side effects, interactions and indications. Generic alternatives to brand-name medications may help Humana members save money. View a of common brand drugs and generic and OTC alternatives. Augmentin contains amoxicillin and clavulanic acid. Amoxicillin is an antibiotic of the penicillin type. It is effective against some bacteria such as H. influenzae, N. gonorrhea, E. coli, Pneumococci, Streptococci, and certain strains of Staphylococci. OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US national poison hotline at 1-800-222-1222. AUGMENTIN prescription and dosage sizes information for physicians and healthcare professionals. Pharmacology, adverse reactions, warnings and side effects. Medical uses. Amoxicillin/clavulanic acid is widely used to treat or prevent many infections caused by susceptible bacteria, such as: urinary tract infections Pictures of Augmentin (Amoxicillin Clavulanate), drug imprint information, side effects for the patient. Adults. The usual adult dose is one 500 mg tablet of AUGMENTIN every 12 hours or one 250 mg tablet of AUGMENTIN every 8 hours. For more severe infections and infections of the respiratory tract, the dose should be one 875 mg tablet of AUGMENTIN every 12 hours or one 500 mg tablet of AUGMENTIN every 8 hours. Augmentin ® (amoxicillin and clavulanate potassium) is an antibiotic used to treat several different types of infections. It is a combination medication, containing amoxicillin, a penicillin antibiotic, and clavulanate potassium, a beta-lactamase inhibitor (which helps amoxicillin to work better). Augmentin is a prescription antibiotic medication. It’s used to treat infections caused by bacteria. Augmentin belongs to the penicillin class of antibiotics.