FDA-Inspected Site

Amgen, Inc.

38 FDA inspections are on record for Amgen, Inc. in Thousand Oaks, United States.

Clean· No action indicated

Thousand Oaks, United States · Last updated July 9, 2026

Overview

  • 38 FDA inspections are on record.
  • 12 inspections produced a Form 483.
  • The most recent recorded inspection date is 2025-08-07.

At a glance

Inspections

38

Form 483s

12

EIRs

1

Last outcome

Clean

Inspection history

FDA inspections on record, most recent first.

InspectionCategoryOutcomeForm 483
4 Aug 2025 – 7 Aug 2025Human DrugsClean
4 Mar 2025 – 13 Mar 2025Human Drugs483View 483 →
29 Jan 2024 – 6 Feb 2024Human Drugs483On file
11 Sep 2023 – 14 Sep 2023Human DrugsClean
9 Dec 2019 – 13 Dec 2019Human Drugs483View 483 →
12 Mar 2018 – 16 Mar 2018Human Drugs483On file
30 Oct 2017 – 3 Nov 2017Human Drugs483On file
27 Sep 2017 – 3 Oct 2017Human DrugsClean
14 Aug 2017 – 21 Aug 2017Medical Devices & Rad HealthClean
8 May 2017 – 16 May 2017Human Drugs483On file
11 Apr 2017 – 19 Apr 2017Human DrugsClean
13 Mar 2017 – 17 Mar 2017Human DrugsClean

Observations on record

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

13 Mar 2025
21 CFR 211.113(b)

Procedures for sterile drug products

Cited by Shawn E Larson, Michael T Cyrus, Rowena S Nguyen

13 Mar 2025
21 CFR 211.160(b)(2)

Acceptance of in-process materials

Cited by Shawn E Larson, Michael T Cyrus, Rowena S Nguyen

13 Mar 2025
21 CFR 211.192

No written record of investigation

Cited by Shawn E Larson, Michael T Cyrus, Rowena S Nguyen

13 Mar 2025
FDCA 582(b)(4)

Systems in place to comply with verification requirements

Cited by Shawn E Larson, Michael T Cyrus, Rowena S Nguyen

13 Dec 2019
21 CFR 211.67(b)(6)

Cleaning SOP/inspection

Cited by Roger F Zabinski

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 211.192Cited across public-safe Form 483 observations3x
21 CFR 211.194(a)(2)Cited across public-safe Form 483 observations2x
21 CFR 211.42(c)(10)(iv)Cited across public-safe Form 483 observations2x
21 CFR 314.80(c)(1)(i)Cited across public-safe Form 483 observations2x
21 CFR 211.113(b)Cited across public-safe Form 483 observations1x
21 CFR 211.160(b)(2)Cited across public-safe Form 483 observations1x
21 CFR 211.67(b)(6)Cited across public-safe Form 483 observations1x
21 CFR 314.80(b)Cited across public-safe Form 483 observations1x
21 CFR 314.80(c)Cited across public-safe Form 483 observations1x
21 CFR 314.80(e)Cited across public-safe Form 483 observations1x
21 CFR 600.80(b)Cited across public-safe Form 483 observations1x
21 CFR 600.80(c)Cited across public-safe Form 483 observations1x
21 CFR 600.80(c)(1)(i)Cited across public-safe Form 483 observations1x
21 CFR 600.80(c)(1)(ii)Cited across public-safe Form 483 observations1x
21 CFR 820.30(g)Cited across public-safe Form 483 observations1x
21 CFR 820.50(a)(1)Cited across public-safe Form 483 observations1x
21 CFR 820.72(a)Cited across public-safe Form 483 observations1x
FDCA 582(b)(4)Cited across public-safe Form 483 observations1x

Full site report

Get the verbatim findings behind Amgen, Inc.'s 12 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