# FDA Warning Letter: Diamond-Herpanacine of PA, Inc.
> 2026-05-05 · Human Foods Program · `d070561e574dd2d2`
## Letter
- **Company:** Diamond-Herpanacine of PA, Inc.
- **Posted Date:** 2026-05-05
- **Letter Issue Date:** 2026-01-22
- **Issuing Office:** Human Foods Program
## Subject
New Drug/Misbranded
---
*Source: [FDA Warning Letters](https://www.fda.gov/inspections-compliance-enforcement-and-criminal-investigations/compliance-actions-and-activities/warning-letters) · MORVS · CC0 1.0*