Get the facts on amoxicillin's dosages. Learn how to take the drug, the forms it comes in, and more. The children's amoxicillin dose calculator instantly shows the per-dose amount in mg and mL, plus chewable tablet options. The pediatric antibiotic calculator follows AAP 2026 guidelines for safe and effective dosing. Amoxicillin is a penicillin antibiotic that fights bacteria. It is used to treat many types of infections such as tonsillitis, bronchitis, pneumonia, and others. Amoxicillin belongs to a group of drugs called antibiotics. This article describes the dosages of amoxicillin, as well as its strengths and how to take it. Medscape - Infection-specific dosing for Amoxil (amoxicillin), frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost. What’s the typical amoxicillin dosage for adults? Amoxicillin dosages for adults vary depending on what infection you have and how serious your symptoms are. In most cases, you’ll take amoxicillin for 5 days to 10 days at a time. This can be longer or shorter depending on your situation. Knowing the right dosage of amoxicillin is crucial for treating infections effectively and avoiding resistance or side effects. This guide will help you understand how much amoxicillin to take, when to take it, and what to do if you miss a dose. NHS medicines information on dosage for amoxicillin, how to take it and what to do if you miss a dose or take too much. Detailed Amoxicillin dosage information for adults and children. Includes dosages for Urinary Tract Infection, Sinusitis, Bronchitis and more; plus renal, liver and dialysis adjustments. The usual dose is 20 to 40 milligrams (mg) per kilogram (kg) of body weight per day, divided and given every 8 hours, or 25 to 45 mg per kg of body weight per day, divided and given every 12 hours.