Growth hormone study aims to improve body composition in Prader-Willi syndrome
NCT ID NCT04697381
First seen Jan 16, 2026 · Last updated May 23, 2026 · Updated 16 times
Summary
This study tested the safety and effectiveness of somatropin, a growth hormone, in 33 Japanese people with Prader-Willi syndrome. The goal was to see if the treatment could improve lean body mass (muscle) over 12 months. Participants included both children and adults, and the study is now complete.
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This is a summary of
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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Dokkyo Medical University Saitama Medical Center
Koshigaya, Saitama, 343-8555, Japan
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Hamamatsu University Hospital
Hamamatsu, Shizuoka, 431-3192, Japan
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Kanagawa Children's Medical Center
Yokohama, Kanagawa, 232-8555, Japan
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National Center for Child Health and Development
Setagaya-ku, Tokyo, 157-8535, Japan
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Osaka Women's and Children's Hospital
Izumi, Osaka, 594-1101, Japan
Conditions
Explore the condition pages connected to this study.