Overview
- 49 inspections across 47 sites are on record.
- 23 Form 483 observations are attributed to this investigator.
- Most recent recorded activity is 2026-04-13.
At a glance
Inspections
49
Sites
47
Observations
23
Career since
Oct 2021
Recent inspections
Most recent inspections in the published record.
| Site | Date | Category | Form 483 |
|---|---|---|---|
| Harry Menon, D.O. | 13 Apr 2026 | Human Drugs | On file |
| Kim Duk Kee, M.D. | 24 Mar 2026 | Medical Devices & Rad Health | |
| Dr. Ruben Polo Lopez, MD | 23 Jan 2026 | Biologics | |
| Rogelio Machuca, MD | 23 Dec 2025 | Human Drugs | On file |
| SRI International | 9 Dec 2025 | Human Drugs |
Sites inspected
Co-investigators
Investigators who share inspections with this person.
Full investigator report
Get the verbatim findings behind Linh Tu's 23 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