ADHD drug study for preschoolers halted early
NCT ID NCT06431256
First seen Nov 06, 2025 · Last updated May 03, 2026 · Updated 25 times
Summary
This study tested a long-acting ADHD medication (HLD200) given in the evening to help children aged 4-5 years with ADHD. The goal was to see if it improved symptoms and was safe. The study was stopped early, so results are limited.
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the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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Advanced Research Center, Inc.
Anaheim, California, 92805, United States
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Alivation Research, LLC
Lincoln, Nebraska, 68526, United States
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CenExel iResearch, LLC
Decatur, Georgia, 30030, United States
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Clinical Neuroscience Solutions, Inc.
Jacksonville, Florida, 32256, United States
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Clinical Neuroscience Solutions, Inc.
Orlando, Florida, 32801, United States
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Clinical Neuroscience Solutions, Inc.
Memphis, Tennessee, 38119, United States
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Coastal Pediatric Research
Summerville, South Carolina, 29486, United States
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DelRicht Research
New Orleans, Louisiana, 70115, United States
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Harmonex, Inc.
Dothan, Alabama, 36303, United States
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Midwest Research Group
Saint Charles, Missouri, 63304, United States
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South Florida Research
Miami Springs, Florida, 33166, United States
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University of Cincinnati Health
Cincinnati, Ohio, 45219, United States
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Vector Clinical Trials
Las Vegas, Nevada, 89128, United States
Conditions
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