You will almost certainly experience some bleeding right away following your tooth extraction surgery. And that’s normal; in fact, your dentist will cover the socket with gauze or another dressing to aid healing. But how do you know how long to keep gauze in after tooth extraction? How Long Should Gauze Be Left In? You need to keep gauze on the surgical area with some pressure (biting) for 30–45 minutes. If you are still bleeding after 30 to 45 minutes, remove the gauze and replace it with a fresh piece. It’s crucial to check that the gauze is placed directly on the surgical site. The bleeding should stop after applying firm pressure…