Product Information

CARBAMAZEPINE ER 100 MG TABLET is a generic product labeled by Zydus Pharmaceuticals (USA) Inc., priced at $0.1989 per EA under NDC 68382055501. Its NADAC has been published 274 times since May 26, 2021.

FDA first approved this application on Feb 7, 2019. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.

CARBAMAZEPINE ER 100 MG TABLET

carbamazepine
$0.1989per EA

Strength

100 mg/1

NDC

68382055501

Classification

Generic

Dosage Form

TABLET, EXTENDED RELEASE

Route

ORAL

Effective Date

8/19/2026

Active Ingredients

CARBAMAZEPINE

Approval Type

Generic (ANDA)

FDA Application

ANDA205571

FDA Approved

2/7/2019

TE Code

AB

On Market Since

3/12/2019

Pharmacological Classes

Cytochrome P450 1A2 Inducers
Cytochrome P450 2B6 Inducers
Cytochrome P450 2C19 Inducers
Cytochrome P450 2C9 Inducers
Cytochrome P450 3A4 Inducers
Decreased Central Nervous System Disorganized Electrical Activity
Mood Stabilizer

Price Statistics

The NADAC for CARBAMAZEPINE ER 100 MG TABLET has been published 274 times since May 26, 2021, and over the history we have for it it has declined 67.8%. The table below summarizes its recorded NADAC range and movement.

Current price$0.1989 per EA
All-time high$0.6182 (Jun 16, 2021)
All-time low$0.1781 (Nov 20, 2024)
52-week high$0.2610
52-week low$0.1989
Median price$0.3173
Average price$0.3528
Largest weekly change+35.9% (Jun 19, 2024)
Weeks tracked274
Tracking sinceMay 26, 2021

Price History

1W

-6.8%

1M

-6.8%

3M

-15.1%

6M

-13.9%

1Y

-20.9%

3Y

-47.4%

5Y

-66.9%

All

-67.8%

Generic Alternatives

The matcher finds 3 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.

Frequently asked questions

What is the NADAC price of CARBAMAZEPINE ER 100 MG TABLET?

The current National Average Drug Acquisition Cost (NADAC) for CARBAMAZEPINE ER 100 MG TABLET, manufactured by Zydus Pharmaceuticals (USA) Inc., is $0.1989 per EA (NDC 68382055501), effective Aug 19, 2026.

How has the price of CARBAMAZEPINE ER 100 MG TABLET changed over time?

Over the history we have for it, the NADAC for CARBAMAZEPINE ER 100 MG TABLET has declined 67.8%. It has been tracked across 274 weekly CMS publications since May 26, 2021.

What are the highest and lowest recorded NADAC prices for CARBAMAZEPINE ER 100 MG TABLET?

Since May 26, 2021, the NADAC for CARBAMAZEPINE ER 100 MG TABLET has ranged from a low of $0.1781 (Nov 20, 2024) to a high of $0.6182 (Jun 16, 2021), with a median of $0.3173 per EA.

Are there cheaper alternatives to CARBAMAZEPINE ER 100 MG TABLET?

3 manufacturers publish a NADAC-priced product with the same active ingredient and strength as CARBAMAZEPINE ER 100 MG TABLET in a comparable dosage form, but none are currently priced below it.

Who manufactures CARBAMAZEPINE ER 100 MG TABLET?

CARBAMAZEPINE ER 100 MG TABLET (NDC 68382055501) is labeled by Zydus Pharmaceuticals (USA) Inc., and CMS classifies it as a generic product.