# FDA Warning Letter: TKTX USA
> 2025-03-04 · Center for Drug Evaluation and Research (CDER) · `c92af21e765584ba`
## Letter
- **Company:** TKTX USA
- **Posted Date:** 2025-03-04
- **Letter Issue Date:** 2025-02-25
- **Issuing Office:** Center for Drug Evaluation and Research (CDER)
## Subject
Unapproved New Drugs/Misbranded/OTC
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*Source: [FDA Warning Letters](https://www.fda.gov/inspections-compliance-enforcement-and-criminal-investigations/compliance-actions-and-activities/warning-letters) · AI Analytics · CC0 1.0*