What Health Conditions does gabapentin treat?

gabapentin oral is used to treat the following:

Nerve Pain after Herpes, Additional Medication to Treat Partial Seizures

gabapentin oral may also be used to treat:

Essential Tremor, Extreme Discomfort in Calves when Sitting or Lying Down, “Change of Life” Signs, Neuropathic Pain, Acute Pain Following an Operation

Gabapentin is a prescription drug, marketed as Neurontin and Horizant, that’s used to treat epilepsy. Doctors can prescribe gabapentin to treat epilepsy in people older than 12, and partial seizures in children ages 3 to 12.

Gabapentin may also be prescribed to treat restless legs syndrome (RLS), to relieve numberness and tingling related todiabetes, to prevent hot flashes, and to relieve pain that can accompany shingles (known as postherpetic neuralgia).

Studies have also found Gabapentin to have a substantial analgesic effects on diabetic neuropathy, postherpetic neuralgia, migraine, and other neuropathic pain conditions, as well as beneficial effect on sleep and restless legs syndrome. On the basis of these findings, some doctors also prescribe gabapentin to cure fibromyalgia pain.

Gabapentin may be useful in the treatment of comorbid anxiety in bipolar patients, (however not the bipolar state itself). Gabapentin may be effective in acquired pendular nystagmus and infantile nystagmus, (but not periodic alternating nystagmus). 

It is effective in hot flashes. It may be effective in reducing pain and spasticity in multiple sclerosis. Gabapentin may reduce symptoms of alcohol withdrawal (but it does not prevent the associated seizures). Use for smoking cessation has had mixed results. 

Gabapentin is effective in alleviating itching in renal failure (uremic pruritus)  and itching of other etiologies. It is well-established in the treatment of restless leg syndrome. (A prodrug form, gabapentin enacarbil, is also effective.)  Gabapentin is effective in insomnia.

Gabapentin is an effective prophylactic agent for patients with migraine. In addition, gabapentin appears generally well tolerated with mild to moderate somnolence and dizziness.

The Off-label Usage of Gabapentin

One of Gabapentin “off-label” usage is for migraine prevention and treatment, including migraines with or without aura, vestibular migraines. It can reduce the frequency of headaches, pain intensity, and the use of symptomatic medications. Gabapentin is a good preventive therapy for migraines refractory to standard medications.