🇺🇸 Pfizer-COVID-19 Vaccine in United States
17 US adverse-event reports
Safety signals — FAERS
Adverse reaction reports describe suspected side effects. A report does not mean the drug caused the event — co-medications, underlying disease and coincidence all contribute.
- Window: 22 April 2025 – 22 April 2026
- Total reports: 17
Most-reported reactions
- Acute Kidney Injury — 3 reports (17.65%)
- Headache — 3 reports (17.65%)
- Cytokine Release Syndrome — 2 reports (11.76%)
- Diarrhoea — 2 reports (11.76%)
- Haemophagocytic Lymphohistiocytosis — 2 reports (11.76%)
- Abdominal Pain Upper — 1 report (5.88%)
- Abortion Spontaneous — 1 report (5.88%)
- Animal Scratch — 1 report (5.88%)
- Arthralgia — 1 report (5.88%)
- Aspergillus Infection — 1 report (5.88%)
Other Immunology / Infectious Disease approved in United States
Frequently asked questions
Is Pfizer-COVID-19 Vaccine approved in United States?
Pfizer-COVID-19 Vaccine does not currently have US marketing authorisation in our dataset.
Who is the marketing authorisation holder for Pfizer-COVID-19 Vaccine in United States?
National Heart, Lung, and Blood Institute (NHLBI) is the originator. The local marketing authorisation holder may differ — check the official source linked above.