Loose tooth pain need to actively seek medical examination, according to the different causes of root canal treatment, periodontal sequence treatment, reset and fixation, extraction and so on. 1. Root canal treatment: If the tooth loosening pain is caused by acute apical periodontitis, you need to actively seek medical treatment to open the pulp cavity drainage, eliminate the acute inflammation, relieve the pain symptoms, and do root canal treatment after the acute symptoms are controlled. After the inflammation is eliminated, the looseness will improve. 2. Periodontal sequence treatment: If the tooth loosening pain is caused by periodontitis, you need to actively seek medical treatment for periodontal sequence treatment, mainly including scaling, scraping, root planing and other basic periodontal treatment, as well as bone grafting, flap surgery, guided tissue regeneration and other periodontal surgical treatment. 3. Repositioning and fixation: If the tooth loosening pain is caused by dental trauma, it is necessary to actively seek medical treatment for repositioning and fixation under local anesthesia, and root canal treatment is also needed if necessary. In addition, if the tooth loosening is serious, no retention value, but also need to extract the affected tooth. Loose tooth pain is recommended to clarify the cause of the disease, and then targeted treatment.