Pfizer's latest COVID shot effectiveness study ends early with just one participant
NCT ID NCT06703190
First seen Oct 31, 2025 · Last updated May 05, 2026 · Updated 36 times
Summary
This study aimed to see how effective the 2024-2025 Pfizer COVID-19 vaccine is at preventing symptomatic COVID-19 in real-world settings. It planned to compare vaccinated and unvaccinated people who got tested at CVS MinuteClinics. However, the study was terminated early and only enrolled one person, so no meaningful results were obtained.
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Locations
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Pfizer
New York, New York, 10001, United States
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