Separation of tooth and flesh may be caused by acute gingivitis, periodontitis, wisdom tooth pericoronitis, dental trauma and so on. According to the specific situation, we can choose local rinsing and medicine, mouthwash, tooth extraction, cleaning and suturing and other treatment measures. 1. Acute gingivitis: Acute gingivitis will lead to separation of the teeth and the flesh, then you need to carry out the gingival sulcus rinsing medicine, with oral cefixime and metronidazole, etc., after the inflammation is under control, the teeth and the flesh will no longer be separated. 2. Periodontitis: periodontitis due to the stimulation of dental calculus, can also lead to separation of teeth and flesh, the first gingival cleaning and subgingival scraping, with the compound chlorhexidine gargle rinse, etc., severe cases of inflammation of the gums excision, the formation of a new attachment, the teeth and the flesh are no longer separated. 3. Wisdom tooth pericoronitis: Wisdom tooth pericoronitis due to the accumulation of food debris in the blind pocket, which will lead to separation of the tooth and the flesh, this time, first of all, local rinsing and medication, if the tooth has no retention value, it is best to remove the wisdom teeth. 4. Dental trauma: dental trauma caused by the teeth and flesh separation, need to be promptly debridement suture, in order to reduce the swelling of the gums and so on. Tooth and flesh separation timely to the hospital, clear cause after active treatment, so as not to delay the condition. Drugs should be used under the guidance of a physician.