Product Information
METRONIDAZOLE 500 MG TABLET is a generic product labeled by Unichem Pharmaceuticals (USA) Inc., priced at $0.1043 per EA under NDC 29300022746. Its NADAC has been published 626 times since Oct 8, 2014.
FDA first approved this application on Jan 22, 2014. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
500 mg/1
Manufacturer
Unichem Pharmaceuticals (USA) Inc.NDC
29300022746
Classification
Generic
Dosage Form
TABLET, FILM COATED
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
METRONIDAZOLEApproval Type
Generic (ANDA)
FDA Application
ANDA203458FDA Approved
1/22/2014
TE Code
AB
On Market Since
6/1/2014
Pharmacological Classes
Price Statistics
The NADAC for METRONIDAZOLE 500 MG TABLET has been published 626 times since Oct 8, 2014, and over the history we have for it it has declined 77.7%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.1043 per EA |
|---|---|
| All-time high | $0.4668 (Oct 15, 2014) |
| All-time low | $0.0797 (Nov 20, 2024) |
| 52-week high | $0.1043 |
| 52-week low | $0.0999 |
| Median price | $0.1565 |
| Average price | $0.2204 |
| Largest weekly change | +39.1% (Jun 19, 2024) |
| Weeks tracked | 626 |
| Tracking since | Oct 8, 2014 |
Generic Alternatives
The matcher finds 9 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
Continue researching this drug
Use these direct paths to move from a single NDC into the surrounding market, manufacturer, class, and trend context.
Manufacturer
Unichem Pharmaceuticals (USA) Inc. manufacturer profile
See the full portfolio, pricing trend, and other products from this labeler.
Drug market
Metronidazole market comparison
Compare this molecule across participating manufacturers and inspect the broader market price spread.
Therapeutic class
Nitroimidazole Antimicrobial class view
See how this drug behaves alongside other products in the same FDA pharmacologic class.
Trend hub
Latest market trends
Zoom back out to the weekly mover view and compare this NDC with the rest of the current NADAC release.
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 METRONIDAZOLE 500 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for METRONIDAZOLE 500 MG TABLET, manufactured by Unichem Pharmaceuticals (USA) Inc., is $0.1043 per EA (NDC 29300022746), effective Sep 30, 2026.
How has the price of METRONIDAZOLE 500 MG TABLET changed over time?
Over the history we have for it, the NADAC for METRONIDAZOLE 500 MG TABLET has declined 77.7%. It has been tracked across 626 weekly CMS publications since Oct 8, 2014.
What are the highest and lowest recorded NADAC prices for METRONIDAZOLE 500 MG TABLET?
Since Oct 8, 2014, the NADAC for METRONIDAZOLE 500 MG TABLET has ranged from a low of $0.0797 (Nov 20, 2024) to a high of $0.4668 (Oct 15, 2014), with a median of $0.1565 per EA.
Are there cheaper alternatives to METRONIDAZOLE 500 MG TABLET?
9 manufacturers publish a NADAC-priced product with the same active ingredient and strength as METRONIDAZOLE 500 MG TABLET in a comparable dosage form, but none are currently priced below it.
Who manufactures METRONIDAZOLE 500 MG TABLET?
METRONIDAZOLE 500 MG TABLET (NDC 29300022746) is labeled by Unichem Pharmaceuticals (USA) Inc., and CMS classifies it as a generic product.