Product Information
METFORMIN HCL 500 MG TABLET is a generic product labeled by Heritage Pharmaceuticals Inc., priced at $0.0142 per EA under NDC 23155084110. Its NADAC has been published 137 times since Jan 10, 2024.
FDA first approved this application on Dec 3, 2021. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
500 mg/1
Manufacturer
Heritage Pharmaceuticals Inc.NDC
23155084110
Classification
Generic
Dosage Form
TABLET
Route
ORAL
Effective Date
8/19/2026
Active Ingredients
METFORMIN HYDROCHLORIDEApproval Type
Generic (ANDA)
FDA Application
ANDA213320FDA Approved
12/3/2021
TE Code
AB
On Market Since
1/19/2023
Pharmacological Classes
Price Statistics
The NADAC for METFORMIN HCL 500 MG TABLET has been published 137 times since Jan 10, 2024, and over the history we have for it it has declined 10.9%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.0142 per EA |
|---|---|
| All-time high | $0.0167 (Feb 14, 2024) |
| All-time low | $0.0123 (Nov 20, 2024) |
| 52-week high | $0.0147 |
| 52-week low | $0.0139 |
| Median price | $0.0141 |
| Average price | $0.0141 |
| Largest weekly change | +20.4% (Jun 19, 2024) |
| Weeks tracked | 137 |
| Tracking since | Jan 10, 2024 |
Generic Alternatives
The matcher finds 7 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
Frequently asked questions
What is the NADAC price of METFORMIN HCL 500 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for METFORMIN HCL 500 MG TABLET, manufactured by Heritage Pharmaceuticals Inc., is $0.0142 per EA (NDC 23155084110), effective Aug 19, 2026.
How has the price of METFORMIN HCL 500 MG TABLET changed over time?
Over the history we have for it, the NADAC for METFORMIN HCL 500 MG TABLET has declined 10.9%. It has been tracked across 137 weekly CMS publications since Jan 10, 2024.
What are the highest and lowest recorded NADAC prices for METFORMIN HCL 500 MG TABLET?
Since Jan 10, 2024, the NADAC for METFORMIN HCL 500 MG TABLET has ranged from a low of $0.0123 (Nov 20, 2024) to a high of $0.0167 (Feb 14, 2024), with a median of $0.0141 per EA.
Are there cheaper alternatives to METFORMIN HCL 500 MG TABLET?
7 manufacturers publish a NADAC-priced product with the same active ingredient and strength as METFORMIN HCL 500 MG TABLET in a comparable dosage form, but none are currently priced below it.
Who manufactures METFORMIN HCL 500 MG TABLET?
METFORMIN HCL 500 MG TABLET (NDC 23155084110) is labeled by Heritage Pharmaceuticals Inc., and CMS classifies it as a generic product.