Second COVID shot safe for those who reacted badly?
NCT ID NCT05212610
First seen Apr 02, 2026 · Last updated May 01, 2026 · Updated 5 times
Summary
This study looked at whether people who had a bad reaction to a previous COVID-19 mRNA vaccine could safely get another dose. It also tested the vaccine in people with a history of allergies or long COVID. A total of 137 adults took part, and researchers monitored them for allergic and other reactions after vaccination.
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the original study
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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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University of Michigan
Ann Arbor, Michigan, 48109, United States
Conditions
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