FDA label
What is Horizant used for?
Horizant contains gabapentin enacarbil. The FDA-approved uses below are quoted from the Indications and Usage section of its DailyMed label.
Source: DailyMed SPL label file dated 2026-10-23. Publisher page
The FDA label for Horizant lists 2 uses: Treatment of Restless Legs Syndrome; Management of Postherpetic Neuralgia.
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Horizant, tablet, extended release
Indications and Usage, quoted from the label by Azurity Pharmaceuticals, Inc. (formerly Arbor Pharmaceuticals) (NDA022399). Cross-references to other label sections are left out.
Treatment of Restless Legs Syndrome
HORIZANT ®is indicated for the treatment of moderate-to-severe primary Restless Legs Syndrome (RLS) in adults.
HORIZANT is not recommended for patients who are required to sleep during the daytime and remain awake at night.
Management of Postherpetic Neuralgia
HORIZANT is indicated for the management of postherpetic neuralgia (PHN) in adults.
Source: DailyMed label, set id 4c486fc7-c8c4-4c6c-b30c-366dabaeaadd, version 16, effective April 28, 2025. NDC 53451-0101, one of 2 listings for this product.
Questions
What is Horizant used for?
The FDA label for Horizant lists 2 uses: Treatment of Restless Legs Syndrome; Management of Postherpetic Neuralgia.
Does this page cover off-label uses or dosing?
No. This page shows only the Indications and Usage section of the FDA label. Ask a pharmacist or prescriber about dosing.