Acetazolamide
32 NDCs across 19 manufacturers|32 Generic,0 Brand
Acetazolamide is used to treat altitude sickness, glaucoma and seizures, 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 Jan 1, 1982. FDA's Orange Book lists 33 AB-rated (therapeutically equivalent) products for this ingredient. In 2024, Medicare Part D spent $15 million on Acetazolamide across 333,000 claims for 140,000 beneficiaries.
Acetazolamide is available as 32 NDCs from 19 manufacturers (32 generic, 0 brand), with NADAC prices from $0.10 to $0.37 per EA — the most expensive product costs about 3.8× the cheapest. Every pack size and labeler in this drug market is compared side-by-side below.
Total NDCs
32
32G / 0B
Manufacturers
19
competing in market
Price Spread
$0.10 – $0.37
per EA
7d Activity
avg -0.1% WoW · of 32 NDCs
Market Price Trend
Monthly average NADAC per unit, split by generic and brand.
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Top supplier
Heritage Pharmaceuticals Inc. manufacturer profile
Open the supplier page for the manufacturer with the strongest footprint in this market.
Lead class
Carbonic Anhydrase Inhibitor class view
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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
19 manufacturers producing ACETAZOLAMIDE
Frequently Asked Questions
What is Acetazolamide used to treat?
Acetazolamide is used to treat altitude sickness, glaucoma and seizures, per the National Library of Medicine's MED-RT classification.
When did Acetazolamide become available as a generic?
FDA approved the first generic Acetazolamide (ANDA) on Jan 1, 1982. The Orange Book currently lists 33 AB-rated products for this ingredient, meaning FDA considers them therapeutically equivalent to the brand.
How much does Medicare spend on Acetazolamide?
In 2024, Medicare Part D spent $15 million on Acetazolamide across 333,000 claims for 140,000 beneficiaries.
How many Acetazolamide products are on the market?
The Acetazolamide drug market contains 32 NDCs from 19 manufacturers — 32 generic and 0 brand products.
What is the price range for Acetazolamide?
NADAC reference prices for Acetazolamide range from $0.0965 to $0.3682 per EA — the most expensive product costs about 3.8× the cheapest.
Which manufacturers make Acetazolamide?
19 manufacturers list Acetazolamide in NADAC. Ranked by number of NDCs, the largest are Heritage Pharmaceuticals Inc. (3), Chartwell RX LLC (3), ANI Pharmaceuticals, Inc. (2), Eywa Pharma Inc (2), Strides Pharma Inc. (2).
How has the price of Acetazolamide changed recently?
Over the past 7 days, 18 Acetazolamide NDCs rose and 10 fell, with a market-wide average change of -0.1%.