hrp0097t10 | Section | ESPE2023

Long term effects at 3-4 years of age of early intranasal oxytocin treatment in infants with Prader-Willi syndrome

Valette Marion , Diene Gwenaelle , Glattard Mélanie , Cortadellas Julie , Molinas Catherine , Faye Sandy , Benvegnu Grégoire , Boulanouar Kader , Payoux Pierre , Pierre SALLES Jean , Arnaud Catherine , Cabal-Berthoumieu Sophie , Tauber Maithé

Introduction: The neuropeptide oxytocin (OT) plays an important role in modulating behaviour and social interactions. Prader-Willi syndrome (PWS) is a rare genetic neurodevelopmental disorder due to abnormal hypothalamic development including OT dysfunction that involves endocrine, nutritional and behavioural outcomes/features/trajectory. We previously showed in a phase I/II study (NCT02205034) that 18 infants with PWS, less than 6 months of age, who received ...