Children’s toothache can not sleep is often seen in acute pulpitis attack, it is recommended to immediately go to the hospital for examination and root canal treatment, pulp extraction treatment; can also be seen in acute gingival papillitis, generally remove the irritating factors can be. 1. Acute pulpitis: children do not brush their teeth carefully or do not brush their teeth after eating and drinking at night, teeth are prone to caries leading to acute pulpitis, acute pulpitis can occur at night, causing severe pain, pain often can not be localized, emergency treatment is recommended to go to the hospital in a timely manner for examination, diagnosis and root canal treatment, extraction of the pulp after the pain can be significantly reduced. 2. Acute gingival papillitis: when the child’s teeth are sparsely arranged, after eating and drinking without brushing, due to food blockage will cause acute gingival papillitis, teeth have spontaneous pain, generally check the oral cavity after using dental floss to remove the embedded material, the pain can be significantly relieved. Then you can use chlorhexidine gargle antibacterial. Children can not sleep with toothache, it is recommended to go to the hospital in time to deal with the pain to avoid pain affecting children’s sleep and physical development.