Product Information
LAMOTRIGINE 25 MG TABLET is a generic product labeled by Unichem Pharmaceuticals (USA) Inc., priced at $0.0268 per EA under NDC 29300011110. Its NADAC has been published 671 times since Nov 28, 2013.
FDA first approved this application on Oct 6, 2011. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
25 mg/1
Manufacturer
Unichem Pharmaceuticals (USA) Inc.NDC
29300011110
Classification
Generic
Dosage Form
TABLET
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
LAMOTRIGINEApproval Type
Generic (ANDA)
FDA Application
ANDA090170FDA Approved
10/6/2011
TE Code
AB
On Market Since
11/1/2011
Pharmacological Classes
Price Statistics
The NADAC for LAMOTRIGINE 25 MG TABLET has been published 671 times since Nov 28, 2013, and over the history we have for it it has declined 57.0%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.0268 per EA |
|---|---|
| All-time high | $0.0755 (Feb 12, 2014) |
| All-time low | $0.0242 (Nov 20, 2024) |
| 52-week high | $0.0306 |
| 52-week low | $0.0268 |
| Median price | $0.0347 |
| Average price | $0.0416 |
| Largest weekly change | -36.4% (Aug 19, 2015) |
| Weeks tracked | 671 |
| Tracking since | Nov 28, 2013 |
Generic Alternatives
The matcher finds 20 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
Unichem Pharmaceuticals (USA) Inc. manufacturer profile
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Drug market
Lamotrigine 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 LAMOTRIGINE 25 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for LAMOTRIGINE 25 MG TABLET, manufactured by Unichem Pharmaceuticals (USA) Inc., is $0.0268 per EA (NDC 29300011110), effective Sep 30, 2026.
How has the price of LAMOTRIGINE 25 MG TABLET changed over time?
Over the history we have for it, the NADAC for LAMOTRIGINE 25 MG TABLET has declined 57.0%. It has been tracked across 671 weekly CMS publications since Nov 28, 2013.
What are the highest and lowest recorded NADAC prices for LAMOTRIGINE 25 MG TABLET?
Since Nov 28, 2013, the NADAC for LAMOTRIGINE 25 MG TABLET has ranged from a low of $0.0242 (Nov 20, 2024) to a high of $0.0755 (Feb 12, 2014), with a median of $0.0347 per EA.
Are there cheaper alternatives to LAMOTRIGINE 25 MG TABLET?
20 manufacturers publish a NADAC-priced product with the same active ingredient and strength as LAMOTRIGINE 25 MG TABLET in a comparable dosage form, but none are currently priced below it.
Who manufactures LAMOTRIGINE 25 MG TABLET?
LAMOTRIGINE 25 MG TABLET (NDC 29300011110) is labeled by Unichem Pharmaceuticals (USA) Inc., and CMS classifies it as a generic product.