Product Information

CARBAMAZEPINE ER 400 MG TABLET is a generic product labeled by Chartwell RX LLC, priced at $0.6133 per EA under NDC 62135093060. Its NADAC has been published 60 times since Jul 2, 2025.

FDA first approved this application on Mar 31, 2022. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.

CARBAMAZEPINE ER 400 MG TABLET

Carbamazepine ER
$0.6133per EA

Strength

400 mg/1

Manufacturer

Chartwell RX LLC

NDC

62135093060

Classification

Generic

Dosage Form

TABLET, EXTENDED RELEASE

Route

ORAL

Effective Date

8/19/2026

Active Ingredients

CARBAMAZEPINE

Approval Type

Generic (ANDA)

FDA Application

ANDA215591

FDA Approved

3/31/2022

TE Code

AB

On Market Since

3/31/2022

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 400 MG TABLET has been published 60 times since Jul 2, 2025, and over the history we have for it it has declined 10.4%. The table below summarizes its recorded NADAC range and movement.

Current price$0.6133 per EA
All-time high$0.7270 (Dec 10, 2025)
All-time low$0.5655 (Apr 22, 2026)
52-week high$0.7270
52-week low$0.5655
Median price$0.6596
Average price$0.6459
Largest weekly change-7.9% (Feb 18, 2026)
Weeks tracked60
Tracking sinceJul 2, 2025

Price History

1W

-0.7%

1M

-0.7%

3M

+2.1%

6M

+1.0%

1Y

-7.9%

3Y

N/A

5Y

N/A

All

-10.4%

Generic Alternatives

No other NADAC-published product shares this drug's active ingredient and strength in a comparable dosage form. Compare the broader picture on the Carbamazepine ER market page.

Lowest-Cost Alternatives

No alternatives available

No alternatives found with the same active ingredient and strength in a comparable dosage form.

Frequently asked questions

What is the NADAC price of CARBAMAZEPINE ER 400 MG TABLET?

The current National Average Drug Acquisition Cost (NADAC) for CARBAMAZEPINE ER 400 MG TABLET, manufactured by Chartwell RX LLC, is $0.6133 per EA (NDC 62135093060), effective Aug 19, 2026.

How has the price of CARBAMAZEPINE ER 400 MG TABLET changed over time?

Over the history we have for it, the NADAC for CARBAMAZEPINE ER 400 MG TABLET has declined 10.4%. It has been tracked across 60 weekly CMS publications since Jul 2, 2025.

What are the highest and lowest recorded NADAC prices for CARBAMAZEPINE ER 400 MG TABLET?

Since Jul 2, 2025, the NADAC for CARBAMAZEPINE ER 400 MG TABLET has ranged from a low of $0.5655 (Apr 22, 2026) to a high of $0.7270 (Dec 10, 2025), with a median of $0.6596 per EA.

Are there cheaper alternatives to CARBAMAZEPINE ER 400 MG TABLET?

No other NADAC-published product currently shares the active ingredient and strength of CARBAMAZEPINE ER 400 MG TABLET in a comparable dosage form, so no direct lower-cost alternative is listed.

Who manufactures CARBAMAZEPINE ER 400 MG TABLET?

CARBAMAZEPINE ER 400 MG TABLET (NDC 62135093060) is labeled by Chartwell RX LLC, and CMS classifies it as a generic product.