Amoxicillin/clavulanic acid, also known as co-amoxiclav or amox-clav, sold under the brand names Augmentin, and Ranclav among others, is an antibiotic medication used for the treatment of a number of bacterial infections. [5] Augmentin is prescription antibiotic used to treat many different infections caused by bacteria, such as sinusitis, pneumonia, ear infections, bronchitis, urinary tract infections, and infections of the skin. Discover how the antibiotic Augmentin works, what bacterial infections it treats, and how to safely manage your prescribed dosage. Learn about Augmentin dosages for adults and children, including XR and ES-600 forms. Find out about treatment durations, storing it, and taking it with food. Overview: Amoxicillin/clavulanate is an antibiotic that is used for infections caused by certain bacteria. Common side effects include diarrhea, nausea, vomiting, or a rash. Serious side effects. Augmentin (amoxicillin/clavulanate) is a prescription antibiotic that combines amoxicillin with clavulanic acid to fight bacterial infections that resist standard penicillin treatment. It treats sinusitis, ear infections, pneumonia, UTIs, bronchitis, and skin infections. Augmentin is a widely prescribed antibiotic that combines amoxicillin with clavulanate potassium. This combination helps fight bacteria that are resistant to amoxicillin alone. Detailed dosage guidelines and administration information for Augmentin (amoxicillin and clavulanate potassium). Includes dose adjustments, warnings and precautions. Learn about Augmentin (amoxicillin / clavulanate) usage and dosing. Read the latest news and reviews about the drug as well as potential side effects and popular alternatives. Amoxicillin and clavulanate combination is an antibiotic that belongs to the group of medicines known as penicillins and beta-lactamase inhibitors. It works by killing the bacteria and preventing their growth. However, this medicine will not work for colds, flu, or other virus infections.