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Condition: Excessive Sleepiness Synced from ClinicalTrials.gov · July 28, 2026

Recruiting studies: Excessive Sleepiness

Studies currently listed as recruiting on the public registry for this search term. Each page explains the study in plain language, with locations and the study team's contact details. Clinicians: generate a printable list for your patient →

Constitution of a Clinical, Neurophysiological and Biological Cohort for Chronic Sleep Disorders Responsible of Hypersom
NA · 1 location(s) · University Hospital, Montpellier · NCT03998020Morning Bright Light Therapy and Daytime Functioning in University Students
NA · 1 location(s) · The Hong Kong Polytechnic University · NCT07685262A Study Assessing Adult Patients Referred to an NHS Sleep Service With Suspected Obstructive Sleep Apnoea. This Study Ai
NA · 1 location(s) · Virginia Hawkins · NCT07269483A Study of TAK-360 in Adults With Narcolepsy Type 1 (Narcolepsy With Cataplexy)
Phase 2 · 18 location(s) · Takeda · NCT07633301Proteomics and Metabolomics of Body Fluid in Patients With Narcolepsy
Phase N/A · 1 location(s) · Qilu Hospital of Shandong University · NCT06279247A Study to Investigate the Effects of Cleminorexton Compared With Placebo in the Treatment of Participants With Central
Phase 2/Phase 3 · 7 location(s) · Centessa Pharmaceuticals (UK) Limited · NCT07598708A Long-term Extension Study of ORX750 in Participants With Narcolepsy and Idiopathic Hypersomnia
Phase 2 · 24 location(s) · Centessa Pharmaceuticals (UK) Limited · NCT07096674Sleep and Stroke Rehabilitation Study
Phase N/A · 1 location(s) · Malin Eleonora av Kák Gustafsson, MD, PhD · NCT07579871A Phase 3 Efficacy and Safety Study of HBS-301 in Participants With Idiopathic Hypersomnia (IH)
Phase 3 · 22 location(s) · Harmony Biosciences Management, Inc. · NCT07500090Deciphering the Interactions Between Food Intake, Sleepiness, and Nighttime Sleep Quality in Patients With Type 1 Narcol
NA · 2 location(s) · Hospices Civils de Lyon · NCT06484348Evaluation of Social Cognition in Patient With Type 1 or Type 2 Narcolepsy Versus Patients With Idiopathic Hypersomnia
NA · 1 location(s) · Centre Hospitalier Universitaire, Amiens · NCT05773872A Study to Evaluate the Efficacy and Safety of E2086 in Adults With Narcolepsy
Phase 2 · 57 location(s) · Eisai Inc. · NCT07493265Unhide® Project: A Digital Health Platform to Collect Lifestyle Data for Brain Inflammation Research
Phase N/A · 1 location(s) · Brain Inflammation Collaborative · NCT04806620A Phase 3 Efficacy and Safety Study of HBS-301 in Participants With Narcolepsy
Phase 3 · 14 location(s) · Harmony Biosciences Management, Inc. · NCT07675135A Study to Evaluate the Efficacy and Safety of ALKS 2680 in Adults With Narcolepsy Type 1
Phase 3 · 22 location(s) · Alkermes, Inc. · NCT07455383A Trial to Test the Safety and Tolerability of Lu AH69593 in Adults That Are Healthy or Have Narcolepsy
Phase 1 · 2 location(s) · H. Lundbeck A/S · NCT07613710A Long-Term Study of ALKS 2680 in Subjects With Narcolepsy and Idiopathic Hypersomnia
Phase 2/Phase 3 · 46 location(s) · Alkermes, Inc. · NCT06767683Extended-release Sodium Oxybate in Children
Phase 2 · 1 location(s) · Stanford University · NCT06809803Low Sodium Oxybate in Patients With Idiopathic Hypersomnia
Phase 4 · 4 location(s) · Mayo Clinic · NCT05837091Child and Adolescent Registry for Participants With Narcolepsy
Phase N/A · 25 location(s) · Jazz Pharmaceuticals · NCT04899947Study of Sleep Inertia in Major Depressive Disorder by the Psychomotor Vigilance Task
Phase N/A · 1 location(s) · Centre Hospitalier Universitaire de Nīmes · NCT06732284Disentangling the Role of Depression in Hypersomnia
Phase N/A · 1 location(s) · University of Pennsylvania · NCT05850676A Study to Evaluate the Efficacy, Safety and Tolerability of ALKS 2680 in Adults With Narcolepsy Type 1 (Brilliance NT1
Phase 3 · 10 location(s) · Alkermes, Inc. · NCT07540897Studying Solriamfetol Modulation of TAAR-1, Dopamine, and Norepinephrine in Shift Work Disorder (SUSTAIN)
Phase 3 · 49 location(s) · Axsome Therapeutics, Inc. · NCT06568367A Novel Approach to Manage Symptoms of Narcolepsy and Idiopathic Hypersomnia
NA · 1 location(s) · University of Sydney · NCT07006233A Study of TAK-861 for the Treatment of Selected Central Hypersomnia Conditions
Phase 2/Phase 3 · 52 location(s) · Takeda · NCT05816382A Study of Pitolisant in Patients With Prader-Willi Syndrome
Phase 3 · 54 location(s) · Harmony Biosciences Management, Inc. · NCT06366464Effects of Operational Naps on Blood Pressure and Performance Among Night Shift Workers
NA · 1 location(s) · University of Pittsburgh · NCT07217769Mind-wandering and Predictive Processes in Narcolepsy: a Putative Mechanism Through Covert REM Intrusions
NA · 1 location(s) · Hospices Civils de Lyon · NCT06457945Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford
Phase N/A · 2 location(s) · Sanford Health · NCT01793168
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This page is independently generated by Eichor from the public ClinicalTrials.gov record and re-synced daily. It is not the sponsor's official website unless claimed. Nothing here is medical advice; eligibility is always determined by the study team — talk to your own doctor first.