Amoxicillin for Sinus Infection: Dosage & Treatment Guide for Adults

For uncomplicated sinus infections in adults, the recommended dosage of amoxicillin is 500 mg taken 3 times per day for 10 days.

Each dosage should be taken with a full glass of water. In some cases, your doctor may recommend a different dosage or frequency of administration based on your individual needs and the severity of your infection.