Flu vaccine mystery: why some shots work better than others
NCT ID NCT07240922
First seen Nov 21, 2025 · Last updated May 18, 2026 · Updated 27 times
Summary
This study looks at how getting the flu vaccine year after year changes your body's immune response. Researchers will compare two types of flu vaccines in 600 healthy adults aged 22-50 in Hong Kong. The goal is to understand why some people respond better to the vaccine and why it sometimes fails, which could help make future flu shots more effective.
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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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School of Public Health, The University of Hong Kong
Hong Kong, Hong Kong, 00000, Hong Kong
Conditions
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