If you want to cure nerve pain as soon as possible, you should check the state of the pulp and carry out medication or root canal treatment according to the situation. 1. Medication: Nerve pain can be seen with reproducible pulpitis or deep caries, reproducible pulpitis generally remove the decayed tooth tissue and use calcium hydroxide medication cushion, observation of asymptomatic after filling. Deep caries will produce a transient pain to the stimulation of the cavity, generally remove the decayed body tissue and fill directly after the cushion, the pain will gradually disappear. 2. Root canal treatment: severe pain and spontaneous pain will occur in the case of irreducible pulpitis of the tooth, which requires root canal treatment to remove the pulp and then resin filling to eliminate the pain. To treat nerve pain, it is recommended to go to the hospital for oral examination before targeted treatment, and medication should be prescribed by the doctor.