# FDA Warning Letter: Zen Enterprises LLC
> 2024-04-23 · Center for Drug Evaluation and Research | CDER · `c0fcba6235a8fa89`
## Letter
- **Company:** Zen Enterprises LLC
- **Posted Date:** 2024-04-23
- **Letter Issue Date:** 2024-04-18
- **Issuing Office:** Center for Drug Evaluation and Research | CDER
## Subject
Failure to Register and List
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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*