Form 483

Patheon Manufacturing Services LLC Form 483, 2026-05-19

FDA issued a Form 483 to Patheon Manufacturing Services LLC on 2026-05-19 with 3 public-safe observations.

483· Form 483 issuedBiologics3 observations

Patheon Manufacturing Services LLC · Ridgefield, United States · Issued May 19, 2026

Overview

  • 3 public-safe observations are available for this inspection.
  • 3 structured CFR citations are represented.
  • 2 investigators are tied to this Form 483.

Inspectional observations

Each observation cites the regulation FDA found the firm out of compliance with.

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

Inspected site

PMPatheon Manufacturing Services LLCRidgefield, United States

Inspection team

Cited regulations

CFR citations associated with this Form 483.

CitationWhat it coversCited
21 CFR 211.103Cited across public-safe Form 483 observations1x
21 CFR 211.113(b)Cited across public-safe Form 483 observations1x
21 CFR 211.68(b)Cited across public-safe Form 483 observations1x

Source document

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PDF available

Form 483 source document

The source document is available to authorized Atlas users.

Full 483 report

Get the verbatim text of all 3 observations

The source PDF, so your team sees exactly what was cited and how it was answered.

  • The site's full inspection history around this Form 483
  • Whether these citations escalated to a warning letter
  • The investigators involved and the citations they repeat elsewhere