Down syndrome Alzheimer's drug study halted after just one volunteer
NCT ID NCT06673069
First seen Nov 01, 2025 · Last updated May 14, 2026 · Updated 24 times
Summary
This study aimed to test the safety of a new drug called ION269 in adults with Down syndrome who also show signs of Alzheimer's disease in their brains. Only one person took part before the study was stopped early. The main goal was to see if the drug caused any side effects or health changes.
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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.
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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Ionis Investigative Site
Indianapolis, Indiana, 46202, United States
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Ionis Investigative Site
Kansas City, Kansas, 66205, United States
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Ionis Investigative Site
Lexington, Kentucky, 40536, United States
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Ionis Investigative Site
St Louis, Missouri, 63110, United States
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Ionis Investigative Site
Madison, Wisconsin, 53705, United States
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Ionis Investigative Site
Barcelona, 08041, Spain
Conditions
Explore the condition pages connected to this study.