Methsuximide
1 NDC across 1 manufacturer|0 Generic,1 Brand
Methsuximide is used to treat absence epilepsy, per the National Library of Medicine's MED-RT classification.
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The brand product was first FDA-approved before 1982, and the first generic was approved May 1, 2023. FDA's Orange Book lists 2 AB-rated (therapeutically equivalent) products for this ingredient. In 2024, Medicare Part D spent $631K on Methsuximide across 1,622 claims for 264 beneficiaries.
Methsuximide is available as 1 NDC from 1 manufacturer (0 generic, 1 brand), with NADAC prices from $4.40 to $4.40 per EA. Every pack size and labeler in this drug market is compared side-by-side below.
Total NDCs
1
0G / 1B
Manufacturers
1
competing in market
Price Spread
$4.40 – $4.40
per EA
7d Activity
avg +0.0% WoW · of 1 NDCs
Market Price Trend
Monthly average NADAC per unit, split by generic and brand.
Manufacturer Breakdown
1 manufacturer producing METHSUXIMIDE
| Drug ↕ | Price | 7d Change ↕ |
|---|---|---|
CELONTIN 300 MG CAPSULE | $4.4021 per EA | +0.02% |
Frequently Asked Questions
What is Methsuximide used to treat?
Methsuximide is used to treat absence epilepsy, per the National Library of Medicine's MED-RT classification.
When did Methsuximide become available as a generic?
FDA approved the first generic Methsuximide (ANDA) on May 1, 2023. The Orange Book currently lists 2 AB-rated products for this ingredient, meaning FDA considers them therapeutically equivalent to the brand.
How much does Medicare spend on Methsuximide?
In 2024, Medicare Part D spent $631K on Methsuximide across 1,622 claims for 264 beneficiaries.
How many Methsuximide products are on the market?
The Methsuximide drug market contains 1 NDC from 1 manufacturer — 0 generic and 1 brand product.
What is the price range for Methsuximide?
NADAC reference prices for Methsuximide range from $4.4021 to $4.4021 per EA.
Which manufacturers make Methsuximide?
1 manufacturer lists Methsuximide in NADAC. Ranked by number of NDCs, the largest are Pfizer Inc. (1).
How has the price of Methsuximide changed recently?
Over the past 7 days, 1 Methsuximide NDC rose and 0 fell, with a market-wide average change of +0.0%.