FDA Investigator

Ayyappan Rathakrishnan

Latest inspection on record: College Station, United States, March 2025 · records back to 2024

Human Drugs

FDA inspection record · Last updated July 12, 2026

Overview

  • 4 inspections across 4 sites are on record.
  • 0 Form 483 observations are attributed to this investigator.
  • Most recent recorded activity is 2025-03-11.

At a glance

Inspections

4

Sites

4

Observations

0

Career since

Jun 2024

Recent inspections

Most recent inspections in the published record.

SiteDateCategoryForm 483
FUJIFILM Diosynth Biotechnologies Texas, LLC11 Mar 2025Human DrugsOn file
AbbVie Ireland NL. B.V.10 Sep 2024Human DrugsOn file
KBI Biopharma, Inc.18 Jun 2024Human DrugsOn file
KBI Biopharma, Inc.17 Jun 2024Human Drugs

Sites inspected

FUJIFILM Diosynth Biotechnologies Texas, LLCCollege Station, United States1 insp.
AbbVie Ireland NL. B.V.Sligo, Ireland1 insp.
KBI Biopharma, Inc.Durham, United States1 insp.
KBI Biopharma, Inc.Durham, United States1 insp.

Co-investigators

Investigators who share inspections with this person.

Jie He1 shared
Zhong Li1 shared

Full investigator report

Get the verbatim findings behind Ayyappan Rathakrishnan's inspection record

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