# FDA Warning Letter: Block Scientific
> 2021-04-15 · Center for Devices and Radiological Health · `68b741f5f9a38cc5`
## Letter
- **Company:** Block Scientific
- **Posted Date:** 2021-04-15
- **Letter Issue Date:** 2021-03-18
- **Issuing Office:** Center for Devices and Radiological Health
## Subject
Adulterated and Misbranded Products Related to Coronavirus Disease 2019 (COVID-19)
---
*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*