Ana sayfa Sorular ve Cevaplar Treatments Root Canal Treatment Do antibiotics need to be used after root canal treatment? Do antibiotics need to be used after root canal treatment? Updated on: April 27, 2026 Not always; it’s only given if there’s an infection. How did you find the answer? Happy Normal Sad Share the question: Does root canal treatment prolong the life of a tooth?What happens if root canal treatment fails?