There are some instances where people use amoxicillin for acne management.
The dosage for an adult is 500 mg every 12 hours, or 250 mg every 8 hours. For a child or young adult, the dosage is 25 mg/kg/day in divided doses every 12 hours, or 20 mg/kg/day in divided doses every 8 hours.
This antibiotic can be effective in treating acne but experts question how beneficial it can be.
There is no clear timeline for how quickly this medication treats acne.