# FDA Warning Letter: Quicksilver Scientific
> 2021-11-09 · Office of Human and Animal Food Operations Division West 4 · `77c44df8842dcf42`
## Letter
- **Company:** Quicksilver Scientific
- **Posted Date:** 2021-11-09
- **Letter Issue Date:** 2021-10-13
- **Issuing Office:** Office of Human and Animal Food Operations Division West 4
## Subject
New Drug/Misbranded
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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*