Can you safely get another COVID shot after a bad reaction? new study says maybe.
NCT ID NCT05212610
First seen Apr 02, 2026 · Last updated May 19, 2026 · Updated 8 times
Summary
This study looked at whether it is safe to give another dose of a COVID-19 mRNA vaccine to people who had a bad reaction to a previous dose, or to people with a history of allergies. It also included people with long COVID. A total of 137 adults took part and received either the Pfizer or Moderna bivalent booster. The goal was to see how many had another allergic or non-allergic reaction after the shot.
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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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