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ClinicalTrials.gov public records Last synced May 21, 2026, 9:44 PM EDT

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Filters: Condition: Impulsivity in Children With Down Syndrome Clear all
Terminated Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Hyperactivity in Children With Down Syndrome, Impulsivity in Children With Down Syndrome
Interventions
Guanfacine Hydrochloride Immediate Release, Placebo
Drug
Lead sponsor
Rachel G. Greenberg, MD, MB, MHS
Other
Eligibility
6 Years to 12 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
14
States / cities
Phoenix, Arizona • Atlanta, Georgia • Chicago, Illinois + 11 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced May 21, 2026, 9:44 PM EDT