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 $0.80 to $16.82 per EA — the most expensive product costs about 21× 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
$0.80 – $16.82
per EA, 19 of 27 NDCs
7d Activity
avg +3.8% WoW · of 27 NDCs
Market Price Trend
Monthly average NADAC per unit, split by generic and brand.
Explore this market from other angles
Move from the molecule page into the supplier, class, and trend views that create the strongest internal-link cluster for this market.
Top supplier
Amneal Pharmaceuticals LLC manufacturer profile
Open the supplier page for the manufacturer with the strongest footprint in this market.
Lead class
Anti-epileptic Agent class view
See how this market rolls up into the broader therapeutic class and compare other drugs in the same bucket.
Trend hub
Latest market trends
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Guide
How to interpret NADAC
Review the benchmark methodology behind the prices and spreads shown on this market page.
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 $0.7978 to $16.8220 per EA — the most expensive product costs about 21× 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 $0.9638 per EA, versus $15.7535 for brand-labeled products — brand versions average about 16× 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 9 fell, with a market-wide average change of +3.8%.