Why does the bleeding stop after wisdom teeth extraction? If the impacted wisdom tooth is more serious, the wound that has been extracted will be larger. Generally, this kind of wound needs to be sutured and the bleeding can be controlled within half an hour. That is to say, there will not be a lot of bleeding, but a small amount of bleeding will still occur. … If the impacted wisdom tooth is more serious, the trauma of the extraction will be larger. Generally, this kind of wound needs to be sutured and the bleeding can be controlled within half an hour. That is to say, there will not be a lot of bleeding, but a small amount of bleeding will still occur. Yes, if there is still a lot of bleeding after 15 hours according to what you said, it may be caused by touching a blood vessel when the tooth is extracted. You need to go to the doctor in time. Because the mouth is full of blood, you will feel nauseated. This is normal. If the bleeding is not severe, you can If you choose to sprinkle Yunnan Baiyao on the wound, you can stop the bleeding very well. Don’t gargle and eat hot food within 24 hours. Combined with anti-inflammatory drugs or water supply, it can help the wound heal faster!