Secondary Databased Post-marketing Surveillance Study of BNT162b2
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Phase
—
Status
Completed
Study type
Observational
Enrollment
14,302,529actual
Sites
1
Country
South Korea
Every value on this page is a field the sponsor filed with ClinicalTrials.gov, reproduced. Dates are their own estimates, revised as a study runs, unless the registry marks them actual. sources →
Source: ClinicalTrials.gov, retrieved 2026-08-19
Dates
each axis at the precision it was filed, with the registry's own basis| Date | Filed | Basis | What it is |
|---|---|---|---|
| Start | 2025-04-23 | actual | When the study began enrolling |
| Primary completion | 2025-05-28 | actual | The date the last participant is measured for the primary outcome — the readout window |
| Study completion | 2025-05-28 | actual | The whole study's end, after follow-up |
| First posted | 2024-12-19 | actual | When this record first appeared on the registry |
| Results posted | — | When the sponsor posted results to the registry | |
| Record updated | 2026-07-10 | actual | The sponsor's own last edit to this record — every projection above is as current as this date |
What it studies
Conditions
- COVID-19
- SARS-CoV-2
Interventions
- Biological: Tozinameran (BNT162b2)
- Biological: Tozinameran (BNT162b2) / Riltozinameran (BNT162b2 OMI BA.1)
- Biological: Tozinameran (BNT162b2) / Famtozinameran (BNT162b2 OMI BA.4-5)
Primary outcomes
what the primary-completion date above is the date OFFrequency of Adverse Events of Special Interest (AESI) - Measure of Occurrence
measured Up to 270 days after vaccination
Incidence of Adverse Events of Special Interest (AESI) - Measure of Occurrence
measured Up to 270 days after vaccination
Incidence of Adverse Events of Special Interest (AESI) - Measure of Association
measured Up to 270 days after vaccination
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