FDA drug class
Reducing and Complexing Thiols list
Every FDA-approved prescription drug the FDA NDC directory tags with the Reducing and Complexing Thiol [EPC] class, with brand names and DEA schedules.
Source: FDA NDC Directory file dated 2026-10-22. Publisher page
The FDA NDC directory lists 1 single-ingredient drug in this class: tiopronin.
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Reducing and Complexing Thiols (1)
| Drug | Brand names | Type | NDC listings | DEA schedule |
|---|---|---|---|---|
| Tiopronin | Thiola EC, Thiola | Single ingredient | 16 | Not controlled |
FDA established pharmacologic class: Reducing and Complexing Thiol [EPC].
Questions
What drugs are Reducing and Complexing Thiols?
The FDA NDC directory lists 1 single-ingredient drug in this class: tiopronin.
Where does this list come from?
From the established pharmacologic class (EPC) field FDA publishes for each listing in the NDC directory. A drug is listed when most of its prescription listings carry the class.