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.
| Drug | Products here | Companies listing it |
|---|---|---|
| Acetazolamide | 69 | 37 |
| Dorzolamide hydrochloride and timolol maleate | 14 | 11 |
| Dorzolamide hydrochloride | 11 | 11 |
| Brinzolamide | 6 | 6 |
| Dichlorphenamide | 4 | 4 |
| Acetazolamide sodium | 3 | 3 |
| Acetazolamide extended-release | 2 | 2 |
| Dorzolamide hcl | 2 | 2 |
| Brinzolamide/brimonidine tartrate | 1 | 1 |
| Ddorzolamide hydrochloride timolol maleate | 1 | 1 |
| Dorzolamide | 1 | 1 |
| Dorzolamide hydrochloride ophthalmic | 1 | 1 |
| Dorzolamide hydrochloride timolol maleate | 1 | 1 |
Companies with the most products in this class
| Company | Products | Main dosage forms | Main marketing category | Newest product started |
|---|---|---|---|---|
| A-S Medication Solutions | 7 | solution/ drops; tablet | Generic drugs (ANDA) | July 15, 2023 |
| Bryant Ranch Prepack | 7 | solution/ drops; tablet | Generic drugs (ANDA) | October 10, 2023 |
| Heritage Pharmaceuticals Inc. D/B/A Avet Pharmaceuticals Inc. | 5 | tablet; injection, powder, lyophilized, for solution | Generic drugs (ANDA) | November 15, 2022 |
| Micro Labs Limited | 4 | solution/ drops; capsule | Generic drugs (ANDA) | February 15, 2022 |
| Advagen Pharma Ltd | 3 | tablet; solution | Generic drugs (ANDA) | December 23, 2024 |
| Alembic Pharmaceuticals Inc. | 3 | solution/ drops; capsule, extended release | Generic drugs (ANDA) | May 4, 2021 |
| Alembic Pharmaceuticals Limited | 3 | solution/ drops; capsule, extended release | Generic drugs (ANDA) | May 4, 2021 |
| Bausch & Lomb Incorporated | 3 | solution/ drops; suspension/ drops | Generic drugs (ANDA) | March 31, 2022 |
| Chartwell RX, LLC | 3 | tablet; capsule, extended release | Generic drugs (ANDA) | February 15, 2021 |
| Gland Pharma Limited | 3 | solution/ drops; injection, powder, lyophilized, for solution | Generic drugs (ANDA) | June 17, 2025 |
| NuCare Pharmaceuticals,Inc. | 3 | tablet | Generic drugs (ANDA) | July 15, 2023 |
| PD-Rx Pharmaceuticals, Inc. | 3 | tablet | Generic drugs (ANDA) | January 30, 2020 |
| Zydus Pharmaceuticals USA Inc. | 3 | tablet; capsule | Generic drugs (ANDA) | August 4, 2023 |
| Aarkish Pharmaceuticals NJ Inc. | 2 | tablet | Generic drugs (ANDA) | December 3, 2024 |
| Ajanta Pharma USA Inc. | 2 | tablet | Generic drugs (ANDA) | September 11, 2023 |
| Ani Pharmaceuticals, Inc. | 2 | tablet | Generic drugs (ANDA) | October 17, 2019 |
| Aurobindo Pharma Limited | 2 | tablet | Generic drugs (ANDA) | May 30, 2025 |
| Aurobindo Pharma Limited | 2 | solution/ drops | Generic drugs (ANDA) | May 14, 2021 |
| AvKARE | 2 | tablet | Generic drugs (ANDA) | May 18, 2017 |
| AvPAK | 2 | tablet; capsule | Generic drugs (ANDA) | July 20, 2022 |
| Bryant Ranch Prepack | 2 | tablet | Generic drugs (ANDA) | November 13, 2020 |
| Bryant Ranch Prepack | 2 | tablet; capsule, extended release | Generic drugs (ANDA) | November 19, 2021 |
| Eywa Pharma Inc | 2 | tablet | Generic drugs (ANDA) | January 30, 2020 |
| Florida Pharmaceutical Products, LLC | 2 | solution; solution/ drops | Generic drugs (ANDA) | May 7, 2025 |
| Hikma Pharmaceuticals USA Inc. | 2 | injection, powder, lyophilized, for solution | Generic drugs (ANDA) | May 1, 1996 |
| Indoco Remedies Limited | 2 | solution/ drops | Generic drugs (ANDA) | May 14, 2021 |
| Ingenus Pharmaceuticals, LLC | 2 | capsule, extended release; solution/ drops | Generic drugs (ANDA) | May 2, 2023 |
| Leading Pharma, LLC | 2 | solution | Generic drugs (ANDA) | December 1, 2019 |
| Lifestar Pharma LLC | 2 | tablet | Generic drugs (ANDA) | November 13, 2020 |
| Marlex Pharmaceuticals, Inc. | 2 | tablet | Generic drugs (ANDA) | February 1, 2026 |
| Sagent Pharmaceuticals | 2 | solution/ drops; injection, powder, for solution | Generic drugs (ANDA) | January 15, 2026 |
| Sandoz Inc | 2 | solution/ drops; solution | Generic drugs (ANDA) | January 2, 2010 |
| Somerset Therapeutics, LLC | 2 | solution; solution/ drops | Generic drugs (ANDA) | February 12, 2025 |
| Strides Pharma Science Limited | 2 | tablet | Generic drugs (ANDA) | November 20, 2017 |
| Thea Pharma Inc. | 2 | solution/ drops | New drug applications (NDA) | December 10, 2022 |
| TruPharma, LLC | 2 | tablet | Generic drugs (ANDA) | April 19, 2021 |
| Viona Pharmaceuticals Inc | 2 | tablet | Generic drugs (ANDA) | July 15, 2023 |
| Zydus Lifesciences Limited | 2 | tablet | Generic drugs (ANDA) | July 15, 2023 |
| Accord Healthcare Inc. | 1 | capsule, extended release | Generic drugs (ANDA) | November 19, 2021 |
| Akorn | 1 | solution/ drops | New drug applications (NDA) | February 1, 2019 |
| Alcon Laboratories, Inc. | 1 | suspension/ drops | New drug applications (NDA) | May 6, 2013 |
| American Health Packaging | 1 | capsule | Generic drugs (ANDA) | October 27, 2020 |
| Cycle Pharmaceuticals Ltd | 1 | tablet | Generic drugs (ANDA) | March 15, 2024 |
| Fosun Pharma USA Inc. | 1 | solution | Generic drugs (ANDA) | January 23, 2023 |
| Major Pharmaceuticals | 1 | tablet | Generic drugs (ANDA) | March 15, 2013 |
| Mylan Institutional LLC | 1 | injection, powder, lyophilized, for solution | Generic drugs (ANDA) | September 1, 2026 |
| Mylan Institutional LLC | 1 | injection, powder, lyophilized, for solution | Generic drugs (ANDA) | September 13, 2018 |
| Northwind Health Company, LLC | 1 | tablet | Generic drugs (ANDA) | March 28, 2023 |
| Oceanside Pharmaceuticals | 1 | suspension/ drops | Generic drugs (ANDA) | August 25, 2021 |
| Padagis US LLC | 1 | suspension/ drops | Generic drugs (ANDA) | October 10, 2023 |
| Proficient Rx LP | 1 | tablet | Generic drugs (ANDA) | November 21, 2017 |
| Remedyrepack Inc. | 1 | capsule, extended release | Generic drugs (ANDA) | April 28, 2026 |
| Rising Pharma Holdings, Inc. | 1 | tablet | Generic drugs (ANDA) | November 18, 2025 |
| Sandoz Inc | 1 | suspension/ drops | Authorized generics (NDA) | March 8, 2021 |
| Sandoz Inc | 1 | suspension/ drops | New drug applications (NDA) | April 30, 1998 |
| Torrent Pharmaceuticals Limited | 1 | tablet | Generic drugs (ANDA) | December 29, 2022 |
| Westminster Pharmaceuticals, LLC | 1 | capsule, extended release | Generic drugs (ANDA) | April 20, 2023 |
| XGen Pharmaceuticals DJB, Inc. | 1 | injection, powder, lyophilized, for solution | Generic drugs (ANDA) | December 10, 2008 |
| Xeris Pharmaceuticals, Inc. | 1 | tablet | New drug applications (NDA) | December 13, 2021 |
| Zydus Lifesciences Limited | 1 | capsule | Generic drugs (ANDA) | April 10, 2019 |
Dosage forms
| Dosage form | Products | Share |
|---|---|---|
| Tablet | 54 | 44.3% |
| Solution/ drops | 28 | 23% |
| Capsule, extended release | 10 | 8.2% |
| Solution | 9 | 7.4% |
| Injection, powder, lyophilized, for solution | 8 | 6.6% |
| Suspension/ drops | 7 | 5.7% |
| Capsule | 5 | 4.1% |
| Injection, powder, for solution | 1 | 0.8% |
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.