Root canal fillings are generally painless.
Root canal fillings are mainly used for oral diseases such as pulpitis and periapical inflammation. The pulp is usually extracted with an inactivator or local anesthesia, and the root canal is then prepared and disinfected. As the nerve has been removed during the filling, you basically will not feel any pain.
It is recommended to go to a regular hospital and find a professional doctor for root canal filling, the effect and safety will be relatively more guaranteed. Usually, you should also do a good job of oral hygiene, brush your teeth in the morning and evening, rinse your mouth in time after meals, and avoid using the treated tooth to chew too hard things, so as not to damage the tooth, affecting the service life.