# FDA Warning Letter: Dunagin Pharmaceuticals Inc. dba Massco Dental
> 2023-03-21 · Division of Pharmaceutical Quality Operations II · `7a4602cd03d90392`
## Letter
- **Company:** Dunagin Pharmaceuticals Inc. dba Massco Dental
- **Posted Date:** 2023-03-21
- **Letter Issue Date:** 2023-02-22
- **Issuing Office:** Division of Pharmaceutical Quality Operations II
## Subject
CGMP/Finished Pharmaceuticals/Adulterated
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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*