Blood samples from flu shot recipients could shape next Year's vaccine
NCT ID NCT04109222
First seen Nov 01, 2025 · Last updated May 19, 2026 · Updated 28 times
Summary
This study collected blood samples from 90 people—children aged 6 months to under 9 years and adults 65 and older—after they received the 2019-2020 flu vaccine. The samples were sent to health experts to analyze how well the vaccine worked, helping them decide which flu strains to include in future vaccines. The study did not test any new treatment; it only gathered information to improve flu shot recommendations.
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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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Contacts and locations
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Locations
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Investigational Site Number 8400001
Salt Lake City, Utah, 84121, United States
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Investigational Site Number 8400002
Bardstown, Kentucky, 40004, United States
Conditions
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