Product Information
DIVALPROEX SOD ER 500 MG TAB is a generic product labeled by Amneal Pharmaceuticals LLC, priced at $0.1943 per EA under NDC 65162075750. Its NADAC has been published 583 times since Aug 5, 2015.
FDA first approved this application on May 29, 2015. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
500 mg/1
Manufacturer
Amneal Pharmaceuticals LLCNDC
65162075750
Classification
Generic
Dosage Form
TABLET, EXTENDED RELEASE
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
DIVALPROEX SODIUMApproval Type
Generic (ANDA)
FDA Application
ANDA203730FDA Approved
5/29/2015
TE Code
AB
On Market Since
6/1/2015
Pharmacological Classes
Price Statistics
The NADAC for DIVALPROEX SOD ER 500 MG TAB has been published 583 times since Aug 5, 2015, and over the history we have for it it has declined 86.5%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.1943 per EA |
|---|---|
| All-time high | $1.4429 (Aug 12, 2015) |
| All-time low | $0.1508 (Nov 20, 2024) |
| 52-week high | $0.1943 |
| 52-week low | $0.1679 |
| Median price | $0.2561 |
| Average price | $0.3906 |
| Largest weekly change | -24.0% (Nov 20, 2024) |
| Weeks tracked | 583 |
| Tracking since | Aug 5, 2015 |
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). Switching to the cheapest would cut per-unit acquisition cost by roughly 37% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
Continue researching this drug
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Manufacturer
Amneal Pharmaceuticals LLC manufacturer profile
See the full portfolio, pricing trend, and other products from this labeler.
Drug market
Divalproex Sodium market comparison
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Therapeutic class
Anti-epileptic Agent 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 DIVALPROEX SOD ER 500 MG TAB?
The current National Average Drug Acquisition Cost (NADAC) for DIVALPROEX SOD ER 500 MG TAB, manufactured by Amneal Pharmaceuticals LLC, is $0.1943 per EA (NDC 65162075750), effective Sep 30, 2026.
How has the price of DIVALPROEX SOD ER 500 MG TAB changed over time?
Over the history we have for it, the NADAC for DIVALPROEX SOD ER 500 MG TAB has declined 86.5%. It has been tracked across 583 weekly CMS publications since Aug 5, 2015.
What are the highest and lowest recorded NADAC prices for DIVALPROEX SOD ER 500 MG TAB?
Since Aug 5, 2015, the NADAC for DIVALPROEX SOD ER 500 MG TAB has ranged from a low of $0.1508 (Nov 20, 2024) to a high of $1.4429 (Aug 12, 2015), with a median of $0.2561 per EA.
Are there cheaper alternatives to DIVALPROEX SOD ER 500 MG TAB?
Yes. 12 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, DIVALPROEX SOD DR 500 MG TAB, is $0.1228 per EA — about 37% below DIVALPROEX SOD ER 500 MG TAB.
Who manufactures DIVALPROEX SOD ER 500 MG TAB?
DIVALPROEX SOD ER 500 MG TAB (NDC 65162075750) is labeled by Amneal Pharmaceuticals LLC, and CMS classifies it as a generic product.