Get past your moderate-to-severe Restless Legs Syndrome (RLS) symptoms and on with your night.

Learn about HORIZANTSave on HORIZANT

The most common side effects of HORIZANT include dizziness, sleepiness, and headache. Tell your healthcare provider about any side effect that bothers you or does not go away. These are not all the possible side effects of HORIZANT. For more information, ask your healthcare provider or pharmacist.Scroll down for complete Important Safety Information.

Don't let RLS get in your way.

It's more than just the urge to move.

See how RLS affects you
See how RLS affects you

Stop struggling with your RLS symptoms.

In clinical trials, patients taking HORIZANT felt fewer RLS symptoms.

See why HORIZANT works
See why HORIZANT works

Ask your doctor about copay assistance.

Eligible, insured patients may pay as little as $25 for HORIZANT for up to 12 months.

Get the details
Get the details


  • Do not drive after taking your dose of HORIZANT until you know how it affects you, including the morning after you take it. Do not operate heavy machinery or do other dangerous activities until you know how HORIZANT affects you. HORIZANT can cause sleepiness, dizziness, slow thinking, and can affect your coordination. Ask your healthcare provider when it is okay to do these activities.
  • Do not take other medicines that make you sleepy or dizzy while taking HORIZANT without talking to your healthcare provider. Taking HORIZANT with these other medicines may make your sleepiness or dizziness worse.