Product Information
METFORMIN ER 1,000 MG OSM-TAB is a generic product labeled by Aurobindo Pharma Limited, priced at $0.3142 per EA under NDC 59651004360. Its NADAC has been published 44 times since Dec 3, 2025.
FDA first approved this application on Oct 18, 2024. Its Orange Book therapeutic-equivalence code is AB2 — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
1000 mg/1
Manufacturer
Aurobindo Pharma LimitedNDC
59651004360
Classification
Generic
Dosage Form
TABLET, EXTENDED RELEASE
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
METFORMIN HYDROCHLORIDEApproval Type
Generic (ANDA)
FDA Application
ANDA209694FDA Approved
10/18/2024
TE Code
AB2
On Market Since
10/18/2024
Pharmacological Classes
Price Statistics
The NADAC for METFORMIN ER 1,000 MG OSM-TAB has been published 44 times since Dec 3, 2025, and over the history we have for it it has risen 11.1%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.3142 per EA |
|---|---|
| All-time high | $0.3262 (Sep 16, 2026) |
| All-time low | $0.2243 (Feb 18, 2026) |
| 52-week high | $0.3262 |
| 52-week low | $0.2243 |
| Median price | $0.2752 |
| Average price | $0.2778 |
| Largest weekly change | +20.5% (May 20, 2026) |
| Weeks tracked | 44 |
| Tracking since | Dec 3, 2025 |
Generic Alternatives
The matcher finds 16 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). Switching to the cheapest would cut per-unit acquisition cost by roughly 93% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
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Manufacturer
Aurobindo Pharma Limited manufacturer profile
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Drug market
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Therapeutic class
Biguanide 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 METFORMIN ER 1,000 MG OSM-TAB?
The current National Average Drug Acquisition Cost (NADAC) for METFORMIN ER 1,000 MG OSM-TAB, manufactured by Aurobindo Pharma Limited, is $0.3142 per EA (NDC 59651004360), effective Sep 30, 2026.
How has the price of METFORMIN ER 1,000 MG OSM-TAB changed over time?
Over the history we have for it, the NADAC for METFORMIN ER 1,000 MG OSM-TAB has risen 11.1%. It has been tracked across 44 weekly CMS publications since Dec 3, 2025.
What are the highest and lowest recorded NADAC prices for METFORMIN ER 1,000 MG OSM-TAB?
Since Dec 3, 2025, the NADAC for METFORMIN ER 1,000 MG OSM-TAB has ranged from a low of $0.2243 (Feb 18, 2026) to a high of $0.3262 (Sep 16, 2026), with a median of $0.2752 per EA.
Are there cheaper alternatives to METFORMIN ER 1,000 MG OSM-TAB?
Yes. 16 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, METFORMIN HCL 1,000 MG TABLET, is $0.0231 per EA — about 93% below METFORMIN ER 1,000 MG OSM-TAB.
Who manufactures METFORMIN ER 1,000 MG OSM-TAB?
METFORMIN ER 1,000 MG OSM-TAB (NDC 59651004360) is labeled by Aurobindo Pharma Limited, and CMS classifies it as a generic product.