Data / Drug companies / 4-Hydroxyphenyl-Pyruvate Dioxygenase Inhibitor
4-Hydroxyphenyl-Pyruvate Dioxygenase Inhibitor drugs: 1 drug from 6 companies in the FDA NDC directory
Updated November 6, 2026. Source: US Food and Drug Administration, National Drug Code Directory (openFDA).
4-Hydroxyphenyl-Pyruvate Dioxygenase Inhibitor is an FDA established pharmacologic class. The FDA National Drug Code Directory lists 23 products in this class from 6 companies, covering 1 drug by generic name. The main marketing category is generic drugs (ANDA), and the newest product started marketing on July 21, 2025.
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- 6Companies
- 23Products
- 1Drugs by generic name
Drugs in the 4-Hydroxyphenyl-Pyruvate Dioxygenase Inhibitor class
Ranked by number of companies that list the drug.
| Drug | Products here | Companies listing it |
|---|---|---|
| Nitisinone | 23 | 6 |
Companies with the most products in this class
| Company | Products | Main dosage forms | Main marketing category | Newest product started |
|---|---|---|---|---|
| Swedish Orphan Biovitrum AB (publ) | 5 | capsule; suspension | New drug applications (NDA) | July 1, 2016 |
| Analog Pharma | 4 | capsule | Generic drugs (ANDA) | May 8, 2023 |
| Cycle Pharmaceuticals Ltd | 4 | tablet | New drug applications (NDA) | July 21, 2025 |
| Eton Pharmaceuticals, Inc. | 4 | capsule | Generic drugs (ANDA) | January 15, 2024 |
| Bryant Ranch Prepack | 3 | capsule | Generic drugs (ANDA) | October 4, 2019 |
| Par Health USA, LLC | 3 | capsule | Generic drugs (ANDA) | October 4, 2019 |
Dosage forms
| Dosage form | Products | Share |
|---|---|---|
| Capsule | 18 | 78.3% |
| Tablet | 4 | 17.4% |
| Suspension | 1 | 4.3% |
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.