Clinical Trial

Treating Young Children With Attention Deficit Hyperactivity Disorder

Study acronym: TYCA
Not Yet Recruiting Phase 4
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Summary
This project will evaluate the effectiveness of Methylphenidate versus Guanfacine in treating Attention-Deficit/Hyperactivity Disorder (ADHD) in children aged 3 through 5 years (inclusive), as measured by clinician rating of global improvement.
Protocol Amendment History 1 amendment
This ClinicalTrials.gov record has been amended once since 2025-12-22.
Trial Details
NCT Number NCT07300956
Lead Sponsor Children's Hospital Medical Center, Cincinnati
Collaborators: Patient-Centered Outcomes Research Institute, Children's Hospital of Philadelphia, Developmental Behavioral Pediatrics Research Network, Boston Children's Hospital, Boston, MA, USA, Children's Mercy Hospital Kansas City, Stanford University
Conditions Attention-Deficit/Hyperactivity Disorder (ADHD)
Enrollment 370 participants
Start Date 2026-02
Primary Completion 2030-02 (estimated)
Study Completion 2030-07 (estimated)
Updated on ClinicalTrials.gov 2026-01-07