Trigeminal neuralgia of the ear may be caused by lesions of the mandibular branch of the trigeminal nerve and is mainly treated with symptomatic pain relief. Commonly used drugs include carbamazepine, phenytoin sodium, and also oxcarbazepine can be applied. If the effect of drug treatment is not good, radiofrequency ablation treatment can also be considered. If necessary, surgery can also be performed, and nerve nutrition treatment can be given at the same time, and the commonly used drugs in clinical practice are vitamin B1, vitamin B6, adenosine cobalamin and methylcobalamin. Trigeminal neuralgia is a kind of primary neuralgia. Patients mainly present with sudden onset of pain, which is relatively intense and of short duration, which can vary from a few seconds to several minutes, and can stop suddenly. Most patients can have trigger points, trigger points, and can trigger painful episodes while brushing their teeth or while eating. The trigeminal nerve includes the ophthalmic, maxillary and mandibular branches, and the location of pain varies in patients with lesions in each branch.