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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Chronic Fatigue Syndrome (CFS) Clear all
Completed No phase listed Observational Accepts healthy volunteers

Study of the Hypothalmic-Pituitary-Adrenal (HPA) Axis and Its Role in Major Depression

NCT00001479
View directory record Official record
Conditions
Fatigue Syndrome, Chronic, Healthy, Mood Disorders
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1995 – 2000
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 22, 2026, 12:57 AM EDT
Recruiting No phase listed Observational

A Study Of Remote Voice Analysis Tool For Diagnosing And Monitoring ME/CFS

NCT07551999
View directory record Official record
Conditions
Encephalomyelitis, Chronic Fatigue Syndrome
Interventions
Voice Recording
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Jul 22, 2026, 12:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Proteomics of Cerebrospinal Fluid in Chronic Fatigue Syndrome

NCT00810329
View directory record Official record
Conditions
Chronic Fatigue Syndrome, Fibromyalgia, Gulf War Illness, Multiple Chemical Sensitivity, Interstitial Cystitis, Irritable Bowel Syndrome
Interventions
Not listed
Lead sponsor
Georgetown University
Other
Eligibility
21 Years to 65 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 24, 2014 · Synced Jul 22, 2026, 12:57 AM EDT
Recruiting Not applicable Interventional

Hydrogen Water Intervention With Heart Rate Variability as an Outcome Biomarker in ME/CFS

NCT07009691
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Hydrogen water which is prepared from an OTC supplement.
Dietary Supplement
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Jun 7, 2025 · Synced Jul 22, 2026, 12:57 AM EDT
Completed Not applicable Interventional

Hydrogen Water Treatment for Chronic Fatigue Syndrome

NCT05013606
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Hydrogen water
Dietary Supplement
Lead sponsor
Stony Brook University
Other
Eligibility
21 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Aug 18, 2021 · Synced Jul 22, 2026, 12:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Noradrenergic and Stress-Related Etiologies of Chronic Fatigue Syndrome

NCT03029377
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Posture Study, Autonomic Function Tests, and a Stress Test
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 25, 2018 · Synced Jul 22, 2026, 12:57 AM EDT
Suspended Phase 1 Interventional Accepts healthy volunteers

Tracking Peripheral Immune Cell Infiltration of the Brain in Central Inflammatory Disorders Using [Zr-89]Oxinate-4-labeled Leukocytes.

NCT03807973
View directory record Official record
Conditions
Fibromyalgia, Chronic Fatigue Syndrome, Multiple Sclerosis, Healthy
Interventions
[Zr-89]Oxine-labeled leukocytes PET/MRI
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jul 22, 2026, 12:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cardiovascular Analysis of PEM

NCT04740736
View directory record Official record
Conditions
Myalgic Encephalomyelitis, Chronic Fatigue Syndrome
Interventions
Saline Infusion
Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
25 Years to 60 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Jul 22, 2026, 12:57 AM EDT
Not yet recruiting No phase listed Observational

Discovering Trends in Chronic Fatigue Syndrome Patients' Clinical Study Experiences

NCT05967494
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Not listed
Lead sponsor
Power Life Sciences Inc.
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 31, 2023 · Synced Jul 22, 2026, 12:57 AM EDT
Completed Phase 1Phase 2 Interventional

Behavioral Insomnia Therapy With Chronic Fatigue Syndrome

NCT00540254
View directory record Official record
Conditions
Chronic Fatigue Syndrome, Behavioral Therapy Targeted to Sleep Problems
Interventions
Cognitive Behavioral Therapy, Usual Care for Chronic Fatigue Syndrome (Active Control Group)
Behavioral · Other
Lead sponsor
Duke University
Other
Eligibility
21 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 28, 2013 · Synced Jul 22, 2026, 12:57 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Clinical Trial to Investigate CT38 in the Treatment of Myalgic Encephalomyelitis / Chronic Fatigue Syndrome

NCT03613129
View directory record Official record
Conditions
Myalgic Encephalomyelitis, Chronic Fatigue Syndrome
Interventions
CT38
Drug
Lead sponsor
LUCINDA BATEMAN, MD
Other
Eligibility
18 Years to 60 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 11, 2020 · Synced Jul 22, 2026, 12:57 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Reducing Orthostatic Intolerance With Oral Rehydration in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome Patients

NCT02854683
View directory record Official record
Conditions
Chronic Fatigue Syndrome, Myalgic Encephalomyelitis, Systemic Exertion Intolerance Disease (SEID), Postural Tachycardia Syndrome (POTS), Neurally Mediated Syncope (NMS)
Interventions
Normal Saline, Oral Rehydration Solution
Drug · Dietary Supplement
Lead sponsor
New York Medical College
Other
Eligibility
15 Years to 29 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Hawthorne, New York
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Jul 22, 2026, 12:57 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Pilot Study of Alternative Treatments of Unexplained Chronic Fatigue

NCT00983502
View directory record Official record
Conditions
Idiopathic Chronic Fatigue, Chronic Fatigue Syndrome, Myalgic Encephalomyelitis
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
21 Years to 65 Years
Enrollment
154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 14, 2011 · Synced Jul 22, 2026, 12:57 AM EDT
Completed Not applicable Interventional

Traditional African Healing Ceremony in a U.S. Population

NCT01873482
View directory record Official record
Conditions
Chronic Fatigue Syndrome, Anxiety, Depression, Cancer
Interventions
Movement to rhythm
Behavioral
Lead sponsor
Duke University
Other
Eligibility
25 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 2, 2014 · Synced Jul 22, 2026, 12:57 AM EDT
Recruiting Not applicable Interventional

The Long COVID-19 Wearable Device Study

NCT05741112
View directory record Official record
Conditions
Long COVID, Postural Orthostatic Tachycardia Syndrome, Dysautonomia, Myalgic Encephalomyelitis, Chronic Fatigue Syndrome, Long Covid19
Interventions
Wearable device
Device
Lead sponsor
Scripps Translational Science Institute
Other
Eligibility
18 Years and older
Enrollment
100,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated May 10, 2025 · Synced Jul 22, 2026, 12:57 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Assessment of Neuroinflammation in Central Inflammatory Disorders Using [F-18]DPA-714.

NCT03759522
View directory record Official record
Conditions
Fibromyalgia, Chronic Fatigue Syndrome, Multiple Sclerosis, Healthy
Interventions
DPA-714 PET/MRI
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jul 22, 2026, 12:57 AM EDT
Completed Phase 2 Interventional Results available

The Exercise Response to Pharmacologic Cholinergic Stimulation in Myalgic Encephalomyelitis / Chronic Fatigue Syndrome

NCT03674541
View directory record Official record
Conditions
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome, Chronic Fatigue Syndrome, Myalgic Encephalomyelitis, Exercise Intolerance, Dysautonomia, Low Ventricular Filling Pressures (Preload Failure), Postural Orthostatic Tachycardia Syndrome, Orthostatic Hypotension, Fibromyalgia
Interventions
Pyridostigmine Bromide, Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 7, 2022 · Synced Jul 22, 2026, 12:57 AM EDT
Completed Not applicable Interventional

Treatment of Chronic Fatigue Syndrome and Fibromyalgia With D-ribose- a Multicenter Study

NCT01108549
View directory record Official record
Conditions
Fibromyalgia, Chronic Fatigue Syndrome
Interventions
Ribose
Dietary Supplement
Lead sponsor
Kona Research Center
Other
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Green Bay, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 21, 2010 · Synced Jul 22, 2026, 12:57 AM EDT
Withdrawn No phase listed Observational

Therapy for Chronic Fatigue Syndrome: A Presumptive Mitochondrial Disorder

NCT01872351
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Nutraceuticals
Drug
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 13, 2016 · Synced Jul 22, 2026, 12:57 AM EDT
Enrolling by invitation No phase listed Observational

Blood-Brain Barrier Integrity and Immune Dynamics in Neuropsychiatric Sequelae of Post-SARS-CoV-2 Onset ME/CFS Versus Pre-Pandemic ME/CFS Patients

NCT07256795
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 70 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Jul 22, 2026, 12:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Epstein-Barr Virus as a Possible Cause for Chronic Fatigue Syndrome

NCT00433355
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Not listed
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Mar 18, 2009 · Synced Jul 22, 2026, 12:57 AM EDT
Completed Not applicable Interventional

A Computer-Based Intervention for Medically Unexplained Physical Symptoms

NCT00468013
View directory record Official record
Conditions
Fibromyalgia, Irritable Bowel Syndrome, Chronic Fatigue Syndrome
Interventions
Resilience Building Exercises, Journaling
Behavioral
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 8, 2015 · Synced Jul 22, 2026, 12:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Glucocorticoid Effects on Cellular Cytokine Release

NCT00001415
View directory record Official record
Conditions
Depressive Disorder, Fatigue Syndrome, Chronic, Fibromyalgia, Healthy, Inflammation
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1994 – 2000
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 22, 2026, 12:57 AM EDT
Withdrawn Phase 2 Interventional

Chronic Fatigue Syndrome: A Presumptive Mitochondrial Disorder

NCT01471652
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Nutraceutical supplements, Placebo
Drug
Lead sponsor
Columbia University
Other
Eligibility
25 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 12, 2015 · Synced Jul 22, 2026, 12:57 AM EDT