Why do some osteoporosis drugs cause rare thigh breaks? scientists hunt for answers.
NCT ID NCT04110795
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study compares 330 people who had a rare thigh bone fracture while on osteoporosis medication with 660 similar patients who did not. Researchers are looking for genetic differences and other clinical factors that might explain why some people get these fractures. The goal is to better predict risk and personalize osteoporosis care.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
What this could lead to
If successful, this could help doctors identify who is at higher risk for atypical femur fractures before prescribing osteoporosis medications.
What could go wrong
This is an observational study, not a treatment trial. It may not find clear genetic links, and results may not change clinical practice for years.
Disclaimer
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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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The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Adachi Medical Centre
Hamilton, Ontario, L8N 1Y2, Canada
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Bone Research & Education Centre
Oakville, Ontario, L6M 1M1, Canada
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University Health Network, TGH
Toronto, Ontario, M5G 2C4, Canada