Felbamate
27 NDCs across 9 manufacturers|25 Generic,2 Brand
Felbamate is used to treat complex partial epilepsy, lennox gastaut syndrome and seizures, per the National Library of Medicine's MED-RT classification.
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The brand product was first FDA-approved on Jul 29, 1993, and the first generic was approved Sep 13, 2011. FDA's Orange Book lists 13 AB-rated (therapeutically equivalent) products for this ingredient. In 2024, Medicare Part D spent $14 million on Felbamate across 25,000 claims for 2,971 beneficiaries.
Felbamate is available as 27 NDCs from 9 manufacturers (25 generic, 2 brand), with NADAC prices from $0.73 to $16.85 per EA — the most expensive product costs about 23× the cheapest. Every pack size and labeler in this drug market is compared side-by-side below.
Total NDCs
27
25G / 2B
Manufacturers
9
competing in market
Price Spread
$0.73 – $16.85
per EA, 19 of 27 NDCs
7d Activity
avg -1.0% WoW · of 27 NDCs
Market Price Trend
Monthly average NADAC per unit, split by generic and brand.
Manufacturer Breakdown
9 manufacturers producing FELBAMATE(1 pricing outlier)
Frequently Asked Questions
What is Felbamate used to treat?
Felbamate is used to treat complex partial epilepsy, lennox gastaut syndrome and seizures, per the National Library of Medicine's MED-RT classification.
When did Felbamate become available as a generic?
FDA approved the first generic Felbamate (ANDA) on Sep 13, 2011. The Orange Book currently lists 13 AB-rated products for this ingredient, meaning FDA considers them therapeutically equivalent to the brand.
How much does Medicare spend on Felbamate?
In 2024, Medicare Part D spent $14 million on Felbamate across 25,000 claims for 2,971 beneficiaries.
How many Felbamate products are on the market?
The Felbamate drug market contains 27 NDCs from 9 manufacturers — 25 generic and 2 brand products.
What is the price range for Felbamate?
NADAC reference prices for Felbamate range from $0.7265 to $16.8452 per EA — the most expensive product costs about 23× the cheapest. 8 additional products are priced per different units (e.g. liquids per ML) and aren't directly comparable.
Is generic Felbamate cheaper than brand?
The average generic NADAC for Felbamate is $0.9445 per EA, versus $15.7651 for brand-labeled products — brand versions average about 17× the generic price.
Which manufacturers make Felbamate?
9 manufacturers list Felbamate in NADAC. Ranked by number of NDCs, the largest are Amneal Pharmaceuticals LLC (7), Taro Pharmaceuticals U.S.A. Inc. (4), Viona Pharmaceuticals Inc. (4), Amneal Pharmaceuticals of New York LLC (3), Viatris Specialty LLC (2).
How has the price of Felbamate changed recently?
Over the past 7 days, 9 Felbamate NDCs rose and 10 fell, with a market-wide average change of -1.0%.