Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 21, 2026, 6:10 PM EDT

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Showing 1–6 of 6 matching trials from the live ClinicalTrials.gov search.
Conditions
ADHD
Interventions
KP415 oral capsule
Drug
Lead sponsor
Zevra Therapeutics
Industry
Eligibility
6 Years to 12 Years
Enrollment
282 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
19
States / cities
Little Rock, Arkansas • Colorado Springs, Colorado • Bradenton, Florida + 15 more
Conditions
Adult Attention Deficit Hyperactivity Disorder
Interventions
Serdexmethylphenidate/dexmethylphenidate
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 60 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
ADHD
Interventions
KP415 oral capsule, Placebo oral capsule
Drug
Lead sponsor
Zevra Therapeutics
Industry
Eligibility
6 Years to 12 Years
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
5
States / cities
Bradenton, Florida • Maitland, Florida • Las Vegas, Nevada + 2 more
Conditions
Idiopathic Hypersomnia
Interventions
Serdexmethylphenidate, Placebo
Drug · Other
Lead sponsor
Zevra Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
41
States / cities
Birmingham, Alabama • Daphne, Alabama • Guntersville, Alabama + 34 more
Conditions
Attention Deficit/Hyperactivity Disorder
Interventions
Serdexmethylphenidate (SDX) and dexmethylphenidate (d-MPH)
Drug
Lead sponsor
Corium, Inc.
Industry
Eligibility
4 Years to 5 Years
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
20
States / cities
Little Rock, Arkansas • Anaheim, California • Centennial, Colorado + 17 more
Conditions
Attention Deficit/Hyperactivity Disorder
Interventions
Serdexmethylphenidate (SDX) and dexmethylphenidate (d-MPH), placebo
Drug · Other
Lead sponsor
Corium, Inc.
Industry
Eligibility
4 Years to 12 Years
Enrollment
246 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
20
States / cities
Little Rock, Arkansas • Anaheim, California • Centennial, Colorado + 17 more