Toothache to earache is recommended to professional oral health care institutions for differential diagnosis of the disease and symptomatic treatment, the following are common clinical situations: 1. Pain to earache is pulpitis, pulpitis has a typical radioactivity, radioactivity means that toothache will radiate to the ear temporal area. The treatment of pulpitis is to go to dentistry for pulp opening and root canal treatment. Pulp opening is to open the pulp with a high-speed turbine drill and then extract the pulp from it so that the inflammation in it can be better spilled, and then root canal treatment and filling of the tooth can be performed.2. Toothache and earache is called trigeminal neuralgia, which is pain of neurogenic origin. For this kind of pain, the preferred treatment is the oral drug carbamazepine, and if the effect is not good, surgery can be considered.