The NICHD conducts and supports a variety of clinical research related to KS. Select a link below to learn more about these projects.
Featured NIH Clinical Trials
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Study of Psychological and Motor Effects of Testosterone in Adolescents With XXY/Klinefelter Syndrome (TestoXXY/KS)
The purpose of this study is to determine if testosterone replacement therapy leads to changes in psychological factors or motor skills in adolescent males with Klinefelter syndrome. This study will also evaluate whether certain genetic factors of the X chromosome affect the psychological or motor features of Klinefelter syndrome.
NICHD Clinical Trials
ClinicalTrials.gov Search Results
Information on current NIH-sponsored clinical trials on KS is available by following the link below or by calling 800-411-1222.
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