Will a super-dose flu shot keep seniors out of the hospital?
NCT ID NCT05517174
First seen Nov 01, 2025 · Last updated May 19, 2026 · Updated 30 times
Summary
This study compared a high-dose flu vaccine to the regular dose in over 330,000 adults aged 65 and older. The goal was to see if the stronger shot better prevents hospital stays for flu or pneumonia. Participants were randomly assigned to receive either the high-dose or standard-dose vaccine.
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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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Center for Translational Cardiology and Pragmatic Randomized Trials, Department of Cardiology, Copenhagen University Hospital - Herlev and Gentofte
Hellerup, Capital Region, 2900, Denmark
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Danske Lægers Vaccinations Service
Søborg, 2860, Denmark
Conditions
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