There is no medication that provides absolutely fast relief from intercostal neuralgia. When symptoms occur, medications such as carbamazepine tablets, phenytoin sodium tablets, and gabapentin capsules can be taken to treat the condition. 1. Carbamazepine tablets: a kind of medicine used to treat epilepsy, trigeminal neuralgia and other symptoms. It is taken at the lowest effective maintenance dose after the pain of the drug has been controlled. Adverse reactions such as dizziness, unsteady walking and leukopenia may occur while taking the drug for treatment and should be stopped promptly. Pregnant women are forbidden to take it. 2. Phenytoin Sodium Tablet: It is suitable for the treatment of simple partial seizure, epilepsy persistence, trigeminal neuralgia and other symptoms. When the pain disappears after taking the medicine, the dosage can be gradually reduced. Adverse reactions such as dizziness, unsteady walking, nystagmus may occur when taking the medicine. 3. Gabapentin capsule: mainly used for the treatment of neuralgia after herpes infection and epilepsy and other symptoms. When taking the drug symptoms get some relief, the dosage can be appropriately reduced, in the process of taking the drug may appear dizziness, drowsiness and other adverse reactions, can gradually build up tolerance. When taking medication, should be standardized under the guidance of a professional physician, do not take drugs and unauthorized changes in the dosage, if there is an adverse reaction, should go to the hospital in a timely manner for relevant examinations, as soon as possible for targeted treatment.