Product Information
LAMOTRIGINE ER 100 MG TABLET is a generic product labeled by Dr. Reddy's Laboratories Inc., priced at $0.6790 per EA under NDC 55111071930. Its NADAC has been published 657 times since Nov 28, 2013.
Strength
100 mg/1
Manufacturer
Dr. Reddy's Laboratories Inc.NDC
55111071930
Classification
Generic
Dosage Form
TABLET, EXTENDED RELEASE
Route
ORAL
Last Updated
6/17/2026
Active Ingredients
LAMOTRIGINEApproval Type
Generic (ANDA)
FDA Application
ANDA202383On Market Since
6/20/2013
Pharmacological Classes
Price Statistics
The NADAC for LAMOTRIGINE ER 100 MG TABLET has been published 657 times since Nov 28, 2013, and over the history we have for it it has declined 92.6%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.6790 per EA |
|---|---|
| All-time high | $10.2879 (Apr 16, 2014) |
| All-time low | $0.5418 (Nov 20, 2024) |
| 52-week high | $0.8185 |
| 52-week low | $0.6790 |
| Median price | $2.2965 |
| Average price | $3.4765 |
| Largest weekly change | +51.0% (Oct 18, 2023) |
| Weeks tracked | 657 |
| Tracking since | Nov 28, 2013 |
Generic Alternatives
The matcher finds 18 NADAC-published products sharing this drug's active ingredient, strength, and dosage form across 10 manufacturers (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.
Frequently asked questions
What is the NADAC price of LAMOTRIGINE ER 100 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for LAMOTRIGINE ER 100 MG TABLET, manufactured by Dr. Reddy's Laboratories Inc., is $0.6790 per EA (NDC 55111071930), effective Jun 24, 2026.
How has the price of LAMOTRIGINE ER 100 MG TABLET changed over time?
Over the history we have for it, the NADAC for LAMOTRIGINE ER 100 MG TABLET has declined 92.6%. It has been tracked across 657 weekly CMS publications since Nov 28, 2013.
What are the highest and lowest recorded NADAC prices for LAMOTRIGINE ER 100 MG TABLET?
Since Nov 28, 2013, the NADAC for LAMOTRIGINE ER 100 MG TABLET has ranged from a low of $0.5418 (Nov 20, 2024) to a high of $10.2879 (Apr 16, 2014), with a median of $2.2965 per EA.
Are there cheaper alternatives to LAMOTRIGINE ER 100 MG TABLET?
Yes. 18 NADAC-published products share the same active ingredient, strength, and dosage form. The lowest-priced option, LAMOTRIGINE 100 MG TABLET, is $0.0468 per EA — about 93% below LAMOTRIGINE ER 100 MG TABLET.
Who manufactures LAMOTRIGINE ER 100 MG TABLET?
LAMOTRIGINE ER 100 MG TABLET (NDC 55111071930) is labeled by Dr. Reddy's Laboratories Inc., and CMS classifies it as a generic product.
Related Drugs
Same classification