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Data / Drug companies / Carbonic Anhydrase Inhibitor

Carbonic Anhydrase Inhibitor drugs: 13 drugs from 60 companies in the FDA NDC directory

Carbonic Anhydrase Inhibitor is an FDA established pharmacologic class. The FDA National Drug Code Directory lists 122 products in this class from 60 companies, covering 13 drugs by generic name. The main marketing category is generic drugs (ANDA), and the newest product started marketing on September 1, 2026.

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  • 60Companies
  • 122Products
  • 13Drugs by generic name

Drugs in the Carbonic Anhydrase Inhibitor class

Ranked by number of companies that list the drug.

DrugProducts hereCompanies listing it
Acetazolamide6937
Dorzolamide hydrochloride and timolol maleate1411
Dorzolamide hydrochloride1111
Brinzolamide66
Dichlorphenamide44
Acetazolamide sodium33
Acetazolamide extended-release22
Dorzolamide hcl22
Brinzolamide/brimonidine tartrate11
Ddorzolamide hydrochloride timolol maleate11
Dorzolamide11
Dorzolamide hydrochloride ophthalmic11
Dorzolamide hydrochloride timolol maleate11

Companies with the most products in this class

CompanyProductsMain dosage formsMain marketing categoryNewest product started
A-S Medication Solutions7solution/ drops; tabletGeneric drugs (ANDA)July 15, 2023
Bryant Ranch Prepack7solution/ drops; tabletGeneric drugs (ANDA)October 10, 2023
Heritage Pharmaceuticals Inc. D/B/A Avet Pharmaceuticals Inc.5tablet; injection, powder, lyophilized, for solutionGeneric drugs (ANDA)November 15, 2022
Micro Labs Limited4solution/ drops; capsuleGeneric drugs (ANDA)February 15, 2022
Advagen Pharma Ltd3tablet; solutionGeneric drugs (ANDA)December 23, 2024
Alembic Pharmaceuticals Inc.3solution/ drops; capsule, extended releaseGeneric drugs (ANDA)May 4, 2021
Alembic Pharmaceuticals Limited3solution/ drops; capsule, extended releaseGeneric drugs (ANDA)May 4, 2021
Bausch & Lomb Incorporated3solution/ drops; suspension/ dropsGeneric drugs (ANDA)March 31, 2022
Chartwell RX, LLC3tablet; capsule, extended releaseGeneric drugs (ANDA)February 15, 2021
Gland Pharma Limited3solution/ drops; injection, powder, lyophilized, for solutionGeneric drugs (ANDA)June 17, 2025
NuCare Pharmaceuticals,Inc.3tabletGeneric drugs (ANDA)July 15, 2023
PD-Rx Pharmaceuticals, Inc.3tabletGeneric drugs (ANDA)January 30, 2020
Zydus Pharmaceuticals USA Inc.3tablet; capsuleGeneric drugs (ANDA)August 4, 2023
Aarkish Pharmaceuticals NJ Inc.2tabletGeneric drugs (ANDA)December 3, 2024
Ajanta Pharma USA Inc.2tabletGeneric drugs (ANDA)September 11, 2023
Ani Pharmaceuticals, Inc.2tabletGeneric drugs (ANDA)October 17, 2019
Aurobindo Pharma Limited2tabletGeneric drugs (ANDA)May 30, 2025
Aurobindo Pharma Limited2solution/ dropsGeneric drugs (ANDA)May 14, 2021
AvKARE2tabletGeneric drugs (ANDA)May 18, 2017
AvPAK2tablet; capsuleGeneric drugs (ANDA)July 20, 2022
Bryant Ranch Prepack2tabletGeneric drugs (ANDA)November 13, 2020
Bryant Ranch Prepack2tablet; capsule, extended releaseGeneric drugs (ANDA)November 19, 2021
Eywa Pharma Inc2tabletGeneric drugs (ANDA)January 30, 2020
Florida Pharmaceutical Products, LLC2solution; solution/ dropsGeneric drugs (ANDA)May 7, 2025
Hikma Pharmaceuticals USA Inc.2injection, powder, lyophilized, for solutionGeneric drugs (ANDA)May 1, 1996
Indoco Remedies Limited2solution/ dropsGeneric drugs (ANDA)May 14, 2021
Ingenus Pharmaceuticals, LLC2capsule, extended release; solution/ dropsGeneric drugs (ANDA)May 2, 2023
Leading Pharma, LLC2solutionGeneric drugs (ANDA)December 1, 2019
Lifestar Pharma LLC2tabletGeneric drugs (ANDA)November 13, 2020
Marlex Pharmaceuticals, Inc.2tabletGeneric drugs (ANDA)February 1, 2026
Sagent Pharmaceuticals2solution/ drops; injection, powder, for solutionGeneric drugs (ANDA)January 15, 2026
Sandoz Inc2solution/ drops; solutionGeneric drugs (ANDA)January 2, 2010
Somerset Therapeutics, LLC2solution; solution/ dropsGeneric drugs (ANDA)February 12, 2025
Strides Pharma Science Limited2tabletGeneric drugs (ANDA)November 20, 2017
Thea Pharma Inc.2solution/ dropsNew drug applications (NDA)December 10, 2022
TruPharma, LLC2tabletGeneric drugs (ANDA)April 19, 2021
Viona Pharmaceuticals Inc2tabletGeneric drugs (ANDA)July 15, 2023
Zydus Lifesciences Limited2tabletGeneric drugs (ANDA)July 15, 2023
Accord Healthcare Inc.1capsule, extended releaseGeneric drugs (ANDA)November 19, 2021
Akorn1solution/ dropsNew drug applications (NDA)February 1, 2019
Alcon Laboratories, Inc.1suspension/ dropsNew drug applications (NDA)May 6, 2013
American Health Packaging1capsuleGeneric drugs (ANDA)October 27, 2020
Cycle Pharmaceuticals Ltd1tabletGeneric drugs (ANDA)March 15, 2024
Fosun Pharma USA Inc.1solutionGeneric drugs (ANDA)January 23, 2023
Major Pharmaceuticals1tabletGeneric drugs (ANDA)March 15, 2013
Mylan Institutional LLC1injection, powder, lyophilized, for solutionGeneric drugs (ANDA)September 1, 2026
Mylan Institutional LLC1injection, powder, lyophilized, for solutionGeneric drugs (ANDA)September 13, 2018
Northwind Health Company, LLC1tabletGeneric drugs (ANDA)March 28, 2023
Oceanside Pharmaceuticals1suspension/ dropsGeneric drugs (ANDA)August 25, 2021
Padagis US LLC1suspension/ dropsGeneric drugs (ANDA)October 10, 2023
Proficient Rx LP1tabletGeneric drugs (ANDA)November 21, 2017
Remedyrepack Inc.1capsule, extended releaseGeneric drugs (ANDA)April 28, 2026
Rising Pharma Holdings, Inc.1tabletGeneric drugs (ANDA)November 18, 2025
Sandoz Inc1suspension/ dropsAuthorized generics (NDA)March 8, 2021
Sandoz Inc1suspension/ dropsNew drug applications (NDA)April 30, 1998
Torrent Pharmaceuticals Limited1tabletGeneric drugs (ANDA)December 29, 2022
Westminster Pharmaceuticals, LLC1capsule, extended releaseGeneric drugs (ANDA)April 20, 2023
XGen Pharmaceuticals DJB, Inc.1injection, powder, lyophilized, for solutionGeneric drugs (ANDA)December 10, 2008
Xeris Pharmaceuticals, Inc.1tabletNew drug applications (NDA)December 13, 2021
Zydus Lifesciences Limited1capsuleGeneric drugs (ANDA)April 10, 2019

Dosage forms

Dosage formProductsShare
Tablet5444.3%
Solution/ drops2823%
Capsule, extended release108.2%
Solution97.4%
Injection, powder, lyophilized, for solution86.6%
Suspension/ drops75.7%
Capsule54.1%
Injection, powder, for solution10.8%

Updated November 6, 2026. Read from US Food and Drug Administration, National Drug Code Directory (openFDA). CC0 1.0 public domain dedication (openFDA). Counts are products in the FDA National Drug Code Directory on November 6, 2026: 138,262 products in commercial distribution, meaning without a marketing end date in the past. A company is a labeler code; one company can hold several codes, and the directory carries no address. Inclusion in the directory is not FDA approval, and the marketing category says under which kind of application or rule a product is sold. This page uses openFDA data and is not endorsed or certified by FDA. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.