Pediatric clinical trial update: May 2026

May brought a steady stream of clinical trial developments with potential implications for pediatric care, spanning infectious diseases, neurology, endocrinology, gastroenterology, and rare diseases. From new data on antiviral prevention strategies and emerging therapies for Tourette syndrome to advances in diabetes management and treatments for pediatric cardiomyopathy, investigators reported findings that may help shape future clinical practice and regulatory decisions.