The term rotting toothache generally refers to the hard tissue destruction that occurs when a tooth undergoes decay and becomes painful. The treatment of rotting toothache can choose to carry out filling treatment, root canal treatment or tooth extraction. 1. Filling treatment, if the rotten tooth is not serious, only minor caries, not involving the root of the tooth, usually can be filled, for example, can be filled with resin, can relieve the symptoms. 2. Root canal treatment, if the nerve of the tooth has been irritated, it is necessary to consult a doctor in time for root canal treatment, to remove the residual material inside the root canal, and then carry out root canal filling. 3. Extraction, if the rotten tooth is in serious condition, there is no value to keep, you may need to extract the tooth in time. Usually, you need to pay attention to observe the condition of the tooth, if there are abnormal symptoms, it is recommended to consult a doctor in time.