Gabapentin is used to help control certain types of seizures in people who have epilepsy. It is also used to relieve the pain of postherpetic neuralgia, the burning, stabbing pain or aches that may last for months or years after an attack of shingles. Gabapentin extended-release tablets, known commercially as Horizant, are used to treat restless legs syndrome. Gabapentin is one of several medications known as anticonvulsants. It is used to treat seizures by decreasing abnormal excitement in the brain. Gabapentin relieves the pain of postherpetic neuralgia by changing the way the body senses pain. It is not known exactly how gabapentin works to treat restless legs syndrome.
Gabapentin comes as a capsule, a tablet, an extended-release tablet, and an oral solution to take by mouth. Gabapentin capsules, tablets, and oral solution are usually taken with a full glass of water, with or without food, three times a day. Read the information carefully and ask your doctor or pharmacist if you have any questions.
To find out more about gabapentin, visit the Food and Drug Administration’s website, http://www.fda.gov/Drugs.