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Horizant
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Horizant

Generic name:gabapentin enacarbil
Drug class:Gamma-aminobutyric acid analogs

Medically reviewed by Philip Thornton, DipPharm. Last updated on Jan 24, 2022.

What is Horizant?

Horizant is a prescription medicine used to treat adults with restless legs syndrome and pain from damaged nerves. It affects chemicals and nerves in the body that are involved in the cause of some types of pain.

Horizant is used in adults to treat nerve pain (postherpetic neuralgia) caused by herpes virus or shingles (herpes zoster).

Horizant is also used to treat restless legs syndrome (RLS).

Use only the brand and form of gabapentin your doctor has prescribed. Check your medicine each time you get a refill to make sure you receive the correct form.

Warnings

Some people have thoughts about suicide while taking this medicine. Stay alert to changes in your mood or symptoms. Report any new or worsening symptoms to your doctor.

Do not stop using Horizant suddenly, even if you feel fine.

Before taking this medicine

You should not use Horizant if you are allergic to gabapentin.

To make sure Horizant is safe for you, tell your doctor if you have ever had:

  • lung disease, such as chronic obstructive pulmonary disease (COPD);

  • kidney disease (or if you are on dialysis);

  • diabetes;

  • depression, a mood disorder, or suicidal thoughts or actions;

  • a seizure (unless you take gabapentin to treat seizures);

  • liver disease;

  • heart disease; or

  • (for patients with RLS) if you are a day sleeper or work a night shift.

Some people have thoughts about suicide while taking this medicine. Your doctor should check your progress at reg...