# A Study to Learn About How Well Yearly Updates to the COVID-19 Vaccine Work to Protect People From COVID-19 and How Much Money People Spend on Healthcare for COVID-19

> **NCT06923137** · — · ACTIVE_NOT_RECRUITING · sponsor: **Pfizer** · enrollment: 1 (estimated)

## Conditions studied

- COVID-19 SARS-CoV-2 Infection
- COVID-19
- COVID-19 Infection
- Coronavirus Disease 2019 (COVID-19)
- COVID-19 (Coronavirus Disease 2019)
- COVID-19 Vaccination
- COVID-19 Vaccines
- SARS-CoV-2 Infection, COVID19
- SARS-CoV-2 Infection, COVID-19

## Interventions

- **DRUG:** BNT162b2

## Key facts

- **NCT ID:** NCT06923137
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2025-04-16
- **Primary completion:** 2030-10-31
- **Final completion:** 2030-10-31
- **Target enrollment:** 1 (ESTIMATED)
- **Last updated:** 2025-11-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06923137

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06923137, "A Study to Learn About How Well Yearly Updates to the COVID-19 Vaccine Work to Protect People From COVID-19 and How Much Money People Spend on Healthcare for COVID-19". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT06923137. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*