Augmentin contains amoxicillin plus an extra ingredient called clavulanic acid, which broadens its activity and changes its side‑effect profile, dosing, and when it should be used. What is the Typical Augmentin Dose for Adults? Adults usually take Augmentin tablets in doses ranging from 250 mg to 875 mg of amoxicillin combined with clavulanate potassium. Medscape - Indication-specific dosing for Augmentin (amoxicillin/clavulanate), frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules. Calculate Augmentin (amoxicillin/clavulanate) dosage for adults and children. Shows dose per administration, frequency, daily total, and formulation-specific volumes for all available suspensions, tablets, and chewables. Your Augmentin dosage will depend on many factors, such as the type of infection you have, your age, and your body weight. The typical Augmentin dosage for adults ranges from 250 mg to 875 mg every 8 to 12 hours for 5 to 10 days. The typical adult dosage of Augmentin is 875 mg amoxicillin/125 mg clavulanic acid (one tablet) taken every 12 hours, with treatment lasting 3 to 14 days depending on the type of infection. *Includes common indications for which amoxicillin-clavulanate is used either as definitive therapy or as a common step-down therapy Detailed dosage guidelines and administration information for Augmentin (amoxicillin and clavulanate potassium). Includes dose adjustments, warnings and precautions. Augmentin® chewable tablets and tablets are not the same and they contain different doses. Do not substitute these two dosage forms of this medicine. You may split the extended-release tablets in half along the score line. Keep using this medicine for the full treatment time, even if you feel better after the first few doses. 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.