1. You can brush your teeth on the first day of filling, and you can brush your teeth after the filling is cured, but be careful not to use too much force to clean the filling area deliberately. 2. Dental fillings are generally filled with resin or glass ionomer fillings, if the use of resin fillings, the material is generally cured in the filling, brushing and rinsing will not affect the bonding properties of the material. 3. If the glass ionomer material is used to fill the teeth, generally after the fillings, the material needs to be completely cured after 24 hours, you can brush your teeth, but pay attention not to deliberately brush the filling parts, to prevent the filling parts of the material to fall off or defects. You can brush your teeth on the first day of filling, but it is recommended that you brush gently to protect the filling material.