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ClinicalTrials.gov public records Last synced May 21, 2026, 6:54 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 90 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Narcolepsy, Cataplexy, Excessive Daytime Sleepiness
Interventions
AXS-12 (reboxetine), Placebo
Drug
Lead sponsor
Axsome Therapeutics, Inc.
Industry
Eligibility
15 Years to 75 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
24
States / cities
Phoenix, Arizona • Boulder, Colorado • Colorado Springs, Colorado + 20 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy
Interventions
HBS-201
Drug
Lead sponsor
Harmony Biosciences Management, Inc.
Industry
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
15
States / cities
San Ramon, California • Brandon, Florida • Miami, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy Type 1 (NT1)
Interventions
E2086, E2086 Placebo, Active Comparator, Active Comparator Placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
12
States / cities
Santa Ana, California • Miami, Florida • Macon, Georgia + 9 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2025 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy With Cataplexy
Interventions
Xyrem
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
7 Years to 17 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
17
States / cities
Long Beach, California • Orange, California • Redwood City, California + 14 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2019 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy
Interventions
MK-6552, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
5
States / cities
Colorado Springs, Colorado • Brandon, Florida • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Healthy Volunteers, Narcolepsy Type 1
Interventions
Portable EEG Device, Portable ECG Device, Accelerometry
Device
Lead sponsor
Takeda
Industry
Eligibility
16 Years to 60 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
13
States / cities
Redwood City, California • Colorado Springs, Colorado • Clearwater, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated May 6, 2021 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy
Interventions
ADX-N05, Placebo
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years to 70 Years
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
28
States / cities
Birmingham, Alabama • Phoenix, Arizona • Redwood City, California + 23 more
Source: ClinicalTrials.gov public record
Updated May 27, 2021 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy
Interventions
JZP441, Matching Placebo
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years to 64 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
4
States / cities
Atlanta, Georgia • Cincinnati, Ohio • Columbia, South Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy Type 1
Interventions
TAK-861, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
16 Years to 70 Years
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
15
States / cities
Phoenix, Arizona • Redwood City, California • Santa Ana, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2025 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy
Interventions
JNJ-17216498, Modafinil
Drug
Lead sponsor
Alza Corporation, DE, USA
Industry
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
16
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 13 more
Source: ClinicalTrials.gov public record
Updated May 22, 2014 · Synced May 21, 2026, 6:54 PM EDT
Conditions
ADHD, Narcolepsy
Interventions
ADAIR 10 mg IR tablets, d-amphetamine sulfate, Placebo
Drug
Lead sponsor
Vallon Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 28, 2021 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy With Cataplexy
Interventions
JZP-258, Placebo
Drug · Other
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years to 70 Years
Enrollment
201 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
12
States / cities
Orange, California • Stanford, California • Boulder, Colorado + 9 more
Source: ClinicalTrials.gov public record
Updated Nov 11, 2020 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Post-Acute COVID-19 Syndrome, ME/CFS, Rheumatic Arthritis, Juvenile Rheumatoid Arthritis (JRA), Psoriatic Arthritis (PsA), Ankylosing Spondylitis (AS), Autoimmune Encephalitis, Celiac Disease, Celiac Disease in Children, Chronic Lyme Disease, Post-treatment Lyme Disease Syndrome, Crohn's Disease, Dysautonomia, Anorexia Nervosa, Bulimia Nervosa, ARFID, Avoidant / Restrictive Food Intake Disorder, Ehlers Danlos Syndrome, Endometriosis, Fibromyalgia (FM), Long COVID, Lupus, Migraines, Mast Cell Activation Syndrome, Multiple Sclerosis, Myalgic Encephalomyelitis (ME), Myasthenia Gravis, Generalized, Myasthenia Gravis in Children, Narcolepsy, Obsessive Compulsive Disorder (OCD), PANDAS, Pediatric Acute-onset Neuropsychiatric Syndrome (PANS), POTS - Postural Orthostatic Tachycardia Syndrome, General Anxiety Disorder, Social Anxiety Disorder, PTSD - Post Traumatic Stress Disorder, Psoriasis, Traumatic Brain Injury, Tourette's Syndrome, Inflammatory Bowel Disease (IBD), Autoimmune Diseases, Neurological Diseases or Conditions, Psychiatric Disorder, Sjogren's Syndrome, Ulcerative Colitis and Crohn's Disease
Interventions
Not listed
Lead sponsor
Brain Inflammation Collaborative
Other
Eligibility
2 Years and older
Enrollment
10,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2030
U.S. locations
1
States / cities
Delafield, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced May 21, 2026, 6:54 PM EDT
Completed Not applicable Interventional
Conditions
Narcolepsy, Narcolepsy Type 1, Narcolepsy With Cataplexy, Narcolepsy Type 2, Narcolepsy Without Cataplexy
Interventions
Imagery rehearsal therapy, Targeted dream control
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 11, 2024 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy
Interventions
JZP-258
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
28
States / cities
Alabaster, Alabama • Birmingham, Alabama • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Excessive Daytime Sleepiness, Narcolepsy, Obstructive Sleep Apnea/Hypopnea Syndrome, Chronic Shift Work Sleep Disorder
Interventions
Armodafinil 100 to 250 mg/day
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 65 Years
Enrollment
743 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
74
States / cities
Birmingham, Alabama • Phoenix, Arizona • Hot Springs, Arkansas + 64 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2013 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy With Cataplexy, Narcolepsy, Narcolepsy Without Cataplexy
Interventions
Mazindol
Drug
Lead sponsor
NLS Pharmaceutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
22
States / cities
Birmingham, Alabama • Redwood City, California • San Diego, California + 17 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2023 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy Type 1 (NT1), Narcolepsy With Cataplexy
Interventions
TAK-861, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
16 Years to 70 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
11
States / cities
Redwood City, California • Brandon, Florida • Miami, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy Type 1
Interventions
ALKS 2680 Dose 1, ALKS 2680 Dose 2, Placebo
Drug
Lead sponsor
Alkermes, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy Type 1 (NT1), Narcolepsy Type 2 (NT2)
Interventions
TAK-994, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 65 Years
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
36
States / cities
Alabaster, Alabama • Phoenix, Arizona • Bellflower, California + 31 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2024 · Synced May 21, 2026, 6:54 PM EDT
Terminated Phase 2 Interventional Results available
Conditions
Narcolepsy Type 1 (NT 1)
Interventions
TAK-994, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
35
States / cities
Alabaster, Alabama • Phoenix, Arizona • Bellflower, California + 29 more
Source: ClinicalTrials.gov public record
Updated Dec 25, 2023 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy, Obstructive Sleep Apnea
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
9 Years to 17 Years
Enrollment
212 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 12, 2025 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy Type 1
Interventions
ALKS 2680, Placebo
Drug
Lead sponsor
Alkermes, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
29
States / cities
Los Angeles, California • Redwood City, California • San Francisco, California + 24 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced May 21, 2026, 6:54 PM EDT
Conditions
Narcolepsy
Interventions
Transition from Xyrem to Xywav
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jun 29, 2022 · Synced May 21, 2026, 6:54 PM EDT