Drug factory · FDA FEI 2518760

Sanofi Vaccines US Inc.

1 Discovery Drive, Swiftwater, PA, United States

United States: 1

Problems found, fixed voluntarily at FDA's last inspection, Apr 22, 2023.

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

2 drug inspections on record since 2018: 1 with no problems, 1 with problems fixed voluntarily, 0 with FDA action.

What it does, for whom

DrugRoleForNDC
AlirocumabMakes it Regeneron Pharmaceuticals, Inc., Sanofi-Aventis U.S. LLC 61755-020, 61755-021, 0024-5903 +1
Haemophilus Influenzae Type B Strain 1482 Capsular Polysaccharide Tetanus Toxoid Conjugate AntigenMakes it, packages it and labels it Sanofi Vaccines US Inc. 49281-545
Influenza A Virus A/Michigan/105/2025 San-049a (h3n2) Hemagglutinin Antigen (formaldehyde Inactivated) and Influenza A Virus A/Switzerland/6849/2025 Ivr-278 (h1n1) Hemagglutinin Antigen (formaldehyde Inactivated) and Influenza B Virus B/Tokyo/Eis13-175/2025 Hemagglutinin Antigen (formaldehyde Inactivated)Makes it, packages it and labels it Sanofi Vaccines US Inc. 49281-426, 49281-645
Influenza A Virus A/Singapore/Gp20238/2024 Ivr-277 (h3n2) Hemagglutinin Antigen (formaldehyde Inactivated) and Influenza A Virus A/Switzerland/6849/2025 Ivr-278 (h1n1) Hemagglutinin Antigen (formaldehyde Inactivated) and Influenza B Virus B/Michigan/01/2021 Hemagglutinin Antigen (formaldehyde Inactivated)Makes it, packages it and labels it Sanofi Vaccines US Inc. 49281-016, 49281-315, 49281-626
Neisseria Meningitidis Group A Capsular Polysaccharide Diphtheria Toxoid ConjugaMakes it Sanofi Vaccines US Inc. 49281-589
Neisseria Meningitidis Group A Capsular Polysaccharide Tetanus Toxoid Conjugate Makes it, packages it and labels it Sanofi Vaccines US Inc. 49281-590
NirsevimabMakes it, packages it and labels it Sanofi Vaccines US Inc. 49281-574, 49281-575
Sodium CationMakes it Sanofi Vaccines US Inc. 49281-912
Yellow Fever Virus Strain 17d-204 Live AntigenMakes it Sanofi Vaccines US Inc. 49281-915

FDA inspection history

EndedResultProgramProblems noted
Apr 22, 2023Problems found, fixed voluntarilyDrug Quality Assurance3
Jun 15, 2018No problems foundDrug Quality Assurance—

What inspectors wrote down

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

Apr 22, 2023 inspection

Registered with FDA for: label; manufacture; pack.