Booster battle: which COVID-19 vaccine gives better protection?
NCT ID NCT05057169
First seen May 20, 2026 · Last updated May 23, 2026 · Updated 1 time
Summary
This study tested how well a third dose of either the CoronaVac or Comirnaty COVID-19 vaccine boosts immunity. 451 adults who had already received two doses of one of these vaccines at least six months earlier took part. Researchers measured antibody levels 28 days after the booster to compare the two vaccines.
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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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The University of Hong Kong
Hong Kong, 00000, Hong Kong
Conditions
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