Product Information

ACETAZOLAMIDE ER 500 MG CAP is a generic product labeled by Chartwell RX LLC, priced at $0.2755 per EA under NDC 62135061260. Its NADAC has been published 146 times since Sep 13, 2023.

ACETAZOLAMIDE ER 500 MG CAP

Acetazolamide
$0.2755per EA

Strength

500 mg/1

Manufacturer

Chartwell RX LLC

NDC

62135061260

Classification

Generic

Dosage Form

CAPSULE, EXTENDED RELEASE

Route

ORAL

Last Updated

6/17/2026

Active Ingredients

ACETAZOLAMIDE

Approval Type

Generic (ANDA)

FDA Application

ANDA040904

On Market Since

2/15/2021

Pharmacological Classes

Carbonic Anhydrase Inhibitor
Carbonic Anhydrase Inhibitors
Sulfonamides

Price Statistics

The NADAC for ACETAZOLAMIDE ER 500 MG CAP has been published 146 times since Sep 13, 2023, and over the history we have for it it has declined 13.9%. The table below summarizes its recorded NADAC range and movement.

Current price$0.2755 per EA
All-time high$0.3815 (Apr 10, 2024)
All-time low$0.2206 (Nov 20, 2024)
52-week high$0.3055
52-week low$0.2653
Median price$0.2982
Average price$0.3032
Largest weekly change-23.3% (Nov 20, 2024)
Weeks tracked146
Tracking sinceSep 13, 2023

Price History

1W

0.0%

1M

-2.4%

3M

-5.1%

6M

-7.4%

1Y

-8.7%

3Y

N/A

5Y

N/A

All

-13.9%

Generic Alternatives

The matcher finds 4 NADAC-published products sharing this drug's active ingredient, strength, and dosage form across 4 manufacturers (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 ACETAZOLAMIDE ER 500 MG CAP?

The current National Average Drug Acquisition Cost (NADAC) for ACETAZOLAMIDE ER 500 MG CAP, manufactured by Chartwell RX LLC, is $0.2755 per EA (NDC 62135061260), effective Jun 24, 2026.

How has the price of ACETAZOLAMIDE ER 500 MG CAP changed over time?

Over the history we have for it, the NADAC for ACETAZOLAMIDE ER 500 MG CAP has declined 13.9%. It has been tracked across 146 weekly CMS publications since Sep 13, 2023.

What are the highest and lowest recorded NADAC prices for ACETAZOLAMIDE ER 500 MG CAP?

Since Sep 13, 2023, the NADAC for ACETAZOLAMIDE ER 500 MG CAP has ranged from a low of $0.2206 (Nov 20, 2024) to a high of $0.3815 (Apr 10, 2024), with a median of $0.2982 per EA.

Are there cheaper alternatives to ACETAZOLAMIDE ER 500 MG CAP?

4 NADAC-published products share the same active ingredient, strength, and dosage form as ACETAZOLAMIDE ER 500 MG CAP, but none are currently priced below it.

Who manufactures ACETAZOLAMIDE ER 500 MG CAP?

ACETAZOLAMIDE ER 500 MG CAP (NDC 62135061260) is labeled by Chartwell RX LLC, and CMS classifies it as a generic product.