Children’s toothache if you want to quickly stop the pain need to consult a doctor in time to check to understand the cause of pain, may be the emergence of pericoronitis, caries and other diseases, need to carry out the appropriate treatment in order to cure the toothache. 1. Dental caries: some children have more decayed necrotic tissue inside the cavity after caries, there may be pain symptoms, need to timely medical treatment for filling treatment. 2. Pulpitis: If tooth decay is serious and leads to pulpitis, then spontaneous pain, night pain, etc. will occur and the pain level will be more serious. Pulpitis requires root canal treatment, that is, after opening the pulp, using drugs to kill the nerve, and then filling after root canal preparation. Usually, you need to do a good job of children’s dental care health care, urge children to brush their teeth and rinse their mouths. Once a toothache or other abnormalities occur, it is important to consult a doctor promptly.