Drug
Who makes levothyroxine, liothyronine?
7 companies list levothyroxine, liothyronine as a human prescription drug, including under the names NP THYROID, NP Thyroid 120, NP Thyroid 15, NP Thyroid 30, NP Thyroid 60, NP Thyroid 90. 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, liothyronine
| Company | Forms | Application | NDCs | Registered sites |
|---|---|---|---|---|
| ASCLEMED USA INC. DBA ENOVACHEMUnited States | tablet | UNAPPROVED DRUG OTHER | 5 | 1 |
| Acella Pharmaceuticals, LLCUnited States | tablet | UNAPPROVED DRUG OTHER | 5 | 1 |
| Bryant Ranch PrepackUnited States | tablet | UNAPPROVED DRUG OTHER | 4 | 1 |
| International Medication Systems, Ltd.United States | tablet | UNAPPROVED DRUG OTHER | 3 | 3 |
| Direct RxUnited States | tablet | UNAPPROVED DRUG OTHER | 2 | 1 |
| NuCare Pharmaceuticals,Inc.United States | tablet | UNAPPROVED DRUG OTHER | 2 | 1 |
| Northwind Health Company, LLCUnited States | tablet | UNAPPROVED DRUG OTHER | 1 | 1 |
Enquiry
Common questions
- Who makes levothyroxine, liothyronine?
- 7 companies list levothyroxine, liothyronine as a human prescription drug in the openFDA NDC Directory, led by ASCLEMED USA INC. DBA ENOVACHEM, Acella Pharmaceuticals, LLC, Bryant Ranch Prepack, International Medication Systems, Ltd., Direct Rx. Each is the labeller, the firm named on the label; the product may be made at a site registered to another company.