FDA-Inspected Site

Patheon Manufacturing Services LLC

19 FDA inspections are on record for Patheon Manufacturing Services LLC in Ridgefield, United States.

483· Form 483 issued

Ridgefield, United States · Last updated July 9, 2026

Overview

  • 19 FDA inspections are on record.
  • 10 inspections produced a Form 483.
  • The most recent recorded inspection date is 2026-05-19.

At a glance

Inspections

19

Form 483s

10

EIRs

0

Last outcome

Form 483

Inspection history

FDA inspections on record, most recent first.

InspectionCategoryOutcomeForm 483
11 May 2026 – 19 May 2026Biologics483View 483 →
20 Aug 2024 – 30 Aug 2024Human Drugs483On file
4 Jun 2024 – 13 Jun 2024Biologics483View 483 →
11 Mar 2024 – 18 Mar 2024Human Drugs483View 483 →
2 May 2022 – 6 May 2022BiologicsClean
30 Oct 2018 – 17 Dec 2018Medical Devices & Rad Health483View 483 →
27 Nov 2017 – 7 Dec 2017Human DrugsClean
18 Aug 2015 – 26 Aug 2015Human DrugsClean
7 Jan 2014 – 21 Jan 2014Human Drugs483View 483 →
12 Sep 2012Not recordedClean
21 Jun 2011Not recorded483View 483 →
21 Dec 2010Not recorded483View 483 →

Observations on record

Form 483 observations cited at this site, most recent first.

19 May 2026
21 CFR 211.103

Actual vs. theoretical yields not determined

Cited by Shafiq Ahadi, Laurel A Beer

19 May 2026
21 CFR 211.113(b)

Procedures for sterile drug products

Cited by Shafiq Ahadi, Laurel A Beer

19 May 2026
21 CFR 211.68(b)

Backup file not maintained

Cited by Shafiq Ahadi, Laurel A Beer

13 Jun 2024
21 CFR 211.113(b)

Procedures for sterile drug products

Cited by Unnee Ranjan, Peng Zhou, Richard L Bartlett

13 Jun 2024
21 CFR 211.192

Investigations of discrepancies, failures

Cited by Unnee Ranjan, Peng Zhou, Richard L Bartlett

Investigators

FDA investigators tied to this site in the record.

Recurring citations

CFR citation patterns observed across this site's inspections.

CitationWhat it coversCited
21 CFR 211.113(b)Cited across public-safe Form 483 observations4x
21 CFR 211.192Cited across public-safe Form 483 observations4x
21 CFR 211.68(b)Cited across public-safe Form 483 observations2x
21 CFR 314.81(b)(1)(ii)Cited across public-safe Form 483 observations2x
21 CFR 803.50(a)(1)Cited across public-safe Form 483 observations2x
21 CFR 820.100(a)Cited across public-safe Form 483 observations2x
21 CFR 820.198(a)Cited across public-safe Form 483 observations2x
21 CFR 820.70(a)Cited across public-safe Form 483 observations2x
21 CFR 820.75(a)Cited across public-safe Form 483 observations2x
21 CFR 211.103Cited across public-safe Form 483 observations1x
21 CFR 211.110(a)Cited across public-safe Form 483 observations1x
21 CFR 211.186(b)(3)Cited across public-safe Form 483 observations1x
21 CFR 211.22(d)Cited across public-safe Form 483 observations1x
21 CFR 211.25(a)Cited across public-safe Form 483 observations1x
21 CFR 211.42(c)Cited across public-safe Form 483 observations1x
21 CFR 211.42(c)(10)(iv)Cited across public-safe Form 483 observations1x
21 CFR 211.46(c)Cited across public-safe Form 483 observations1x
21 CFR 211.68(a)Cited across public-safe Form 483 observations1x
21 CFR 211.80(a)Cited across public-safe Form 483 observations1x
21 CFR 211.84(e)Cited across public-safe Form 483 observations1x

Full site report

Get the verbatim findings behind Patheon Manufacturing Services LLC's 10 Form 483s

Source PDFs, verbatim observations, and recurring CFR citations, so your team knows what this site gets cited for.

  • The site's full inspection history, with every Form 483 and its outcome
  • Warning letters and recalls tied to the company behind it
  • Whether recurring CFR citations get closed out or repeat