Drug factory · FDA FEI 3002936358

Amphastar Pharmaceuticals, Inc.

11570 6th Street, Rancho Cucamonga, CA, United States

United States: 1

Problems found, fixed voluntarily at FDA's last inspection, Nov 7, 2025.

Voluntary Action Indicated: inspectors found problems, but not serious enough for FDA to take action. The company is expected to fix them.

18 drug inspections on record since 2009: 9 with no problems, 9 with problems fixed voluntarily, 0 with FDA action.

What it does, for whom

DrugRoleForNDC
ArgipressinMakes it and tests it Amphastar Pharmaceuticals, Inc. 0548-9701
CosyntropinMakes it and tests it Amphastar Pharmaceuticals, Inc. 0548-5900
EnoxaparinMakes it, tests it, packages it and labels it Amphastar Pharmaceuticals, Inc., BluePoint Laboratories. 0548-5601, 0548-5602, 0548-5603 +13
GanirelixMakes it and tests it Amphastar Pharmaceuticals, Inc. 0548-5001
GlucagonPackages it and labels it Amphastar Pharmaceuticals, Inc. 0548-5850
HyaluronidaseMakes it and tests it Amphastar Pharmaceuticals, Inc. 0548-9090
IsoproterenolMakes it, tests it, packages it and labels it Amphastar Pharmaceuticals, Inc. 0548-9501, 0548-9502
MedroxyprogesteroneMakes it, tests it, packages it and labels it Amphastar Pharmaceuticals, Inc. 0548-5400, 0548-5701
NeostigmineMakes it and tests it Amphastar Pharmaceuticals, Inc. 0548-9601, 0548-9602
TeriparatideMakes it, tests it, packages it and labels it Amphastar Pharmaceuticals, Inc., BluePoint Laboratories. 0548-2311, 68001-693

FDA inspection history

EndedResultProgramProblems noted
Nov 7, 2025Problems found, fixed voluntarilyBioresearch Monitoring—
Apr 3, 2025No problems foundBioresearch Monitoring—
Mar 1, 2024Problems found, fixed voluntarilyDrug Quality Assurance—
Jun 22, 2021No problems foundDrug Quality Assurance—
Nov 22, 2019No problems foundBioresearch Monitoring—
Nov 21, 2019No problems foundBioresearch Monitoring—
Jul 25, 2019No problems foundBioresearch Monitoring—
Mar 31, 2017Problems found, fixed voluntarilyDrug Quality Assurance—
Aug 8, 2014Problems found, fixed voluntarilyDrug Quality Assurance—
Aug 8, 2014No problems foundBioresearch Monitoring—
Mar 3, 2014No problems foundBioresearch Monitoring—
Feb 6, 2013Problems found, fixed voluntarilyDrug Quality Assurance3
Jun 28, 2012Problems found, fixed voluntarilyDrug Quality Assurance12
Jun 28, 2012Problems found, fixed voluntarilyBioresearch Monitoring12
May 6, 2011Problems found, fixed voluntarilyDrug Quality Assurance—
May 6, 2011No problems foundBioresearch Monitoring—
Aug 19, 2009Problems found, fixed voluntarilyDrug Quality Assurance4
Aug 19, 2009No problems foundBioresearch Monitoring4

What inspectors wrote down

From FDA's Form 483 citations: conditions an investigator observed that may violate drug manufacturing rules, as FDA published them.

Feb 6, 2013 inspection

Jun 28, 2012 inspection

Aug 19, 2009 inspection

Registered with FDA for: analysis; distribute; label; manufacture; pack.