Overview
- 17 inspections across 17 sites are on record.
- 59 Form 483 observations are attributed to this investigator.
- Most recent recorded activity is 2025-07-11.
At a glance
Inspections
17
Sites
17
Observations
59
Career since
Dec 2019
Recent inspections
Most recent inspections in the published record.
| Site | Date | Category | Form 483 |
|---|---|---|---|
| Sage Products, LLC | 11 Jul 2025 | Human Drugs | On file |
| PETNET Solutions, Inc. | 20 Jun 2025 | Human Drugs | On file |
| GRAM Laboratories, Inc. | 8 Apr 2025 | Human Drugs | On file |
| Future Foam, Inc. | 27 Sep 2024 | Human Drugs | On file |
| TG Labs, Inc. | 17 Jun 2024 | Human Drugs | On file |
Sites inspected
Sage Products, LLCCary, United States1 insp.
PETNET Solutions, Inc.Culver City, United States1 insp.
GRAM Laboratories, Inc.Irvine, United States1 insp.
Future Foam, Inc.San Clemente, United States1 insp.
TG Labs, Inc.Centennial, United States1 insp.
Co-investigators
Investigators who share inspections with this person.
Saleem A Akhtar2 shared
Rajiv R Srivastava2 shared
Hung H Do2 shared
Claudia M Perez-Kasmarski1 shared
David Laguerre1 shared
Laurenee L Adeoshun1 shared
Pearl C Ozuruigbo1 shared
Cecilia H Kieu1 shared
Heidy C Perales1 shared
Crystal Monroy1 shared
Full investigator report
Get the verbatim findings behind Wenzheng Zhang's 59 observations
Source 483 PDFs, verbatim observations, and how each site responded, so your team knows what they cite before they arrive.
- New inspections and Form 483s, mapped to the CFR citation
- Warning letter outcomes, and the citation patterns they repeat
- Their co-investigators, so no surprises about who shows up on site