Clinical trials
catalyst calendar across sponsors →Studies where ZVRA is the lead sponsor, as filed with ClinicalTrials.gov. Completion dates are the sponsor's own projected windows and are revised as a study runs. Active studies first, then completed and stopped — newest readout first within each.
3 interventional · 3 with posted results
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| Study | Phase | Status | Interventions | Conditions | Enrollment | Primary completion | Updated |
|---|---|---|---|---|---|---|---|
| Study of SDX in Patients With Idiopathic Hypersomnia (IH)NCT05668754results2026-06-30Change From Baseline in Epworth Sleepiness Scale (ESS) ScoreRandomized · Double-masked · TreatmentStudy Protocol and Statistical Analysis Plan ↗ | Phase 2 | Completed | Drug: Serdexmethylphenidate · Other: Placebo | Idiopathic Hypersomnia | 66 | 2024-02-28actual | 2026-06-30 |
| KP415 Open-Label Safety Study in Children (6-12 Years of Age) With ADHDNCT03460652results2021-07-19Subjects With Treatment-Emergent Adverse Events (TEAEs)Open-label · TreatmentStudy Protocol ↗ · Statistical Analysis Plan ↗ | Phase 3 | Completed | Drug: KP415 oral capsule | ADHD | 282 | 2019-06-20actual | 2021-07-19 |
| KP415 Classroom Study in Children (6-12 Years of Age) With ADHDNCT03292952results2021-06-30Change From Baseline in Swanson, Kotkin, Agler, M-Flynn, and Pelham (SKAMP) Combined ScoresRandomized · Quadruple-masked · TreatmentStudy Protocol ↗ · Statistical Analysis Plan: Statistical Analysis Plan ↗ · Statistical Analysis Plan: Statistical Analysis Plan Addendum ↗ | Phase 3 | Completed | Drug: KP415 oral capsule, Placebo oral capsule | ADHD | 155 | 2018-05-16actual | 2021-06-30 |
Primary completion is the date the sponsor filed with the registry — their own projection, revised whenever they revise it, unless the row is marked actual.
Source: ClinicalTrials.gov, retrieved 2026-08-19