Drug
Who makes levothyroxine and liothyronine?
2 companies list levothyroxine and liothyronine as a human prescription drug, including under the names EvexiTHROID, RenThyroid. Forms: tablet. Routes: oral.
Labellers from the openFDA NDC Directory. A labeller is the firm named on the label, not necessarily the site that made the product, and a listing is not an FDA approval. Data as of 24 Sept 2026. Methodology
Companies listing levothyroxine and liothyronine
| Company | Forms | Application | NDCs | Registered sites |
|---|---|---|---|---|
| Genus Lifesciences Inc.United States | tablet | UNAPPROVED DRUG OTHER | 8 | 2 |
| Trifluent Pharma LLCUnited States | tablet | UNAPPROVED DRUG OTHER | 8 | 1 |
Enquiry
Common questions
- Who makes levothyroxine and liothyronine?
- 2 companies list levothyroxine and liothyronine as a human prescription drug in the openFDA NDC Directory, led by Genus Lifesciences Inc., Trifluent Pharma LLC. Each is the labeller, the firm named on the label; the product may be made at a site registered to another company.