Product Information
ALLOPURINOL 100 MG TABLET is a generic product labeled by Heritage Pharmaceuticals Inc., priced at $0.0315 per EA under NDC 23155069301. Its NADAC has been published 278 times since Jun 9, 2021.
FDA first approved this application on Jul 28, 2016. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
100 mg/1
Manufacturer
Heritage Pharmaceuticals Inc.NDC
23155069301
Classification
Generic
Dosage Form
TABLET
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
ALLOPURINOLApproval Type
Generic (ANDA)
FDA Application
ANDA204467FDA Approved
7/28/2016
TE Code
AB
On Market Since
9/22/2020
Pharmacological Classes
Price Statistics
The NADAC for ALLOPURINOL 100 MG TABLET has been published 278 times since Jun 9, 2021, and over the history we have for it it has declined 52.3%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.0315 per EA |
|---|---|
| All-time high | $0.0662 (Jun 16, 2021) |
| All-time low | $0.0315 (Sep 23, 2026) |
| 52-week high | $0.0396 |
| 52-week low | $0.0315 |
| Median price | $0.0478 |
| Average price | $0.0463 |
| Largest weekly change | -28.6% (Nov 20, 2024) |
| Weeks tracked | 278 |
| Tracking since | Jun 9, 2021 |
Generic Alternatives
The matcher finds 12 manufacturers offering a NADAC-published product with this drug's active ingredient and strength in a comparable dosage form (cheapest from each manufacturer, up to 10 shown below). None of the shown alternatives sit below the current price. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
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Manufacturer
Heritage Pharmaceuticals Inc. manufacturer profile
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Drug market
Allopurinol market comparison
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Therapeutic class
Xanthine Oxidase Inhibitor class view
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Trend hub
Latest market trends
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Guide
Understanding NADAC pricing
Use the explainer when you need context on how CMS publishes NADAC and how to interpret the number on this page.
Frequently asked questions
What is the NADAC price of ALLOPURINOL 100 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for ALLOPURINOL 100 MG TABLET, manufactured by Heritage Pharmaceuticals Inc., is $0.0315 per EA (NDC 23155069301), effective Sep 30, 2026.
How has the price of ALLOPURINOL 100 MG TABLET changed over time?
Over the history we have for it, the NADAC for ALLOPURINOL 100 MG TABLET has declined 52.3%. It has been tracked across 278 weekly CMS publications since Jun 9, 2021.
What are the highest and lowest recorded NADAC prices for ALLOPURINOL 100 MG TABLET?
Since Jun 9, 2021, the NADAC for ALLOPURINOL 100 MG TABLET has ranged from a low of $0.0315 (Sep 23, 2026) to a high of $0.0662 (Jun 16, 2021), with a median of $0.0478 per EA.
Are there cheaper alternatives to ALLOPURINOL 100 MG TABLET?
12 manufacturers publish a NADAC-priced product with the same active ingredient and strength as ALLOPURINOL 100 MG TABLET in a comparable dosage form, but none are currently priced below it.
Who manufactures ALLOPURINOL 100 MG TABLET?
ALLOPURINOL 100 MG TABLET (NDC 23155069301) is labeled by Heritage Pharmaceuticals Inc., and CMS classifies it as a generic product.