The main symptoms of pulpitis of the milk teeth are particularly painful teeth in children, some of them cry a lot, do not eat, and have severe pain especially at night. Therefore, the main characteristic of pulpitis of the milk teeth is nighttime pain, accompanied by radiating pain in the maxilla and mandible, which is particularly intense and may cause the child to lose sleep at night and cry at night. If this situation is encountered, parents should take their children to the doctor in time the next morning, take dental films, locate clearly which tooth it is, and then a professional dentist will do the precise location, mostly giving root canal treatment, which is more effective, mainly to remove the necrotic pulp, first with drugs, and after removing the pulp, then clean the dirt inside the root canal, and then by changing the medicine, finally on the The tooth is cured on the basis of repairing the drilled holes and rotten holes.