Please consult your physician before starting any medication treatment. Neurontin is an anti-epileptic medication, also called an anticonvulsant. It affects chemicals and nerves in the body that are involved in the cause of seizures and some types of pain. Neurontin is used alone or in combination with other medications to treat seizures caused by epilepsy in adults and children who are at least 12 years old. Neurontin is also used with other medications to treat partial seizures in children who are 3 to 12 years old. Neurontin is also used to treat nerve pain caused by herpes virus or shingles You should not use Neurontin if you are allergic to gabapentin. Before taking Neurontin, tell your doctor if you have kidney, liver, or heart disease.