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Showing 25–41 of 17 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Coenzyme Q10 Clear all
Completed Phase 2 Interventional Results available

Coenzyme Q10 in Post-Cardiac Arrest Cerebral Resuscitation

NCT01319110
View directory record Official record
Conditions
Cardiac Arrest, Sudden Cardiac Arrest
Interventions
Coenzyme Q10, Placebo
Drug · Dietary Supplement
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 30, 2017 · Synced Jul 23, 2026, 5:19 AM EDT
Withdrawn No phase listed Observational

The Use of L-Carnitine And CoQ10 Supplements In the Treatment of Cyclic Vomiting Syndrome (CVS)

NCT00728104
View directory record Official record
Conditions
Cyclic Vomiting Syndrome
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 5, 2017 · Synced Jul 23, 2026, 5:19 AM EDT
Terminated Phase 3 Interventional Results available

Effects of Coenzyme Q10 (CoQ) in Parkinson Disease

NCT00740714
View directory record Official record
Conditions
Parkinson Disease
Interventions
Coenzyme Q10 with vitamin E, placebo with vitamin E
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
30 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
59
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 48 more
Source: ClinicalTrials.gov public record
Updated Jan 30, 2013 · Synced Jul 23, 2026, 5:19 AM EDT
Completed Phase 2Phase 3 Interventional

Clinical Trial of Coenzyme Q10 and Lisinopril in Muscular Dystrophies

NCT01126697
View directory record Official record
Conditions
Duchenne Muscular Dystrophy, Becker Muscular Dystrophy, Limb Girdle Muscular Dystrophy
Interventions
Coenzyme Q10 and Lisinopril
Drug
Lead sponsor
Cooperative International Neuromuscular Research Group
Network
Eligibility
8 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
5
States / cities
Washington D.C., District of Columbia • Chicago, Illinois • Charlotte, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2018 · Synced Jul 23, 2026, 5:19 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Coenzyme Q10 in Older Athletes Treated With Statin Medications

NCT01026311
View directory record Official record
Conditions
Muscle Weakness, Myalgia, Side Effects of Statins
Interventions
Coenzyme q 10, placebo
Drug
Lead sponsor
Richard Deichmann, MD
Other
Eligibility
50 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated May 2, 2012 · Synced Jul 23, 2026, 5:19 AM EDT
Completed Phase 2Phase 3 Interventional

Effects of Coenzyme Q10 in PSP and CBD

NCT00532571
View directory record Official record
Conditions
Progressive Supranuclear Palsy, Neurological Disorders
Interventions
CoQ10
Drug
Lead sponsor
Lahey Clinic
Other
Eligibility
40 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Burlington, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 14, 2018 · Synced Jul 23, 2026, 5:19 AM EDT
Completed Not applicable Interventional

Safety and Tolerability of Coenzyme Q10 in Hemodialysis Patients

NCT00908297
View directory record Official record
Conditions
Cardiovascular Disease, End Stage Renal Disease, Atherosclerosis, Oxidative Stress
Interventions
Coenzyme Q10
Dietary Supplement
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 23, 2012 · Synced Jul 23, 2026, 5:19 AM EDT
Completed Phase 2 Interventional

An Open-label Pilot Study of Coenzyme Q10 in Steroid-Treated Duchenne Muscular Dystrophy

NCT00033189
View directory record Official record
Conditions
Muscular Dystrophy, Duchenne
Interventions
Coenzyme Q10
Drug
Lead sponsor
Cooperative International Neuromuscular Research Group
Network
Eligibility
5 Years to 11 Years · Male only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
2
States / cities
Washington D.C., District of Columbia • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 15, 2010 · Synced Jul 23, 2026, 5:19 AM EDT
Recruiting Phase 3 Interventional

Coenzyme Q10 for Gulf War Illness: A Replication Study

NCT06515184
View directory record Official record
Conditions
Gulf War Syndrome, Persian Gulf Syndrome, Mitochondrial Disorder, Respiratory Chain
Interventions
PharmaNord Bio-Quinone Active CoQ10 Gold 100mg, PharmaNord Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
50 Years and older
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Jul 23, 2026, 5:19 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

North American Mitochondrial Disease Consortium Patient Registry and Biorepository (NAMDC)

NCT01694940
View directory record Official record
Conditions
Mitochondrial Disorders, Mitochondrial Genetic Disorders, Mitochondrial Diseases, Disorder of Mitochondrial Respiratory Chain Complexes, Deletion and Duplication of Mitochondrial DNA
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
Not listed
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2026
U.S. locations
16
States / cities
San Diego, California • Stanford, California • Aurora, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Jul 23, 2026, 5:19 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

CoEnzyme Q10 in Statin Myopathy

NCT01140308
View directory record Official record
Conditions
Statin Myopathy
Interventions
CoEnzyme Q10, Placebo
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
20 Years and older
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 6, 2012 · Synced Jul 23, 2026, 5:19 AM EDT
Withdrawn Phase 3 Interventional

Efficacy of Coenzyme Q10 Supplementation on Multi-Organ Dysfunction in Severely Burned Patients

NCT03968640
View directory record Official record
Conditions
Multiple Organ Failure
Interventions
CoQ10, Placebo
Dietary Supplement
Lead sponsor
American Burn Association
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 19, 2023 · Synced Jul 23, 2026, 5:19 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Assessing Two Coenzyme Q10 Products in Men and Women

NCT07530250
View directory record Official record
Conditions
CoQ10 Blood Levels
Interventions
high absorption CoQ10 product, standard CoQ10 product
Dietary Supplement
Lead sponsor
Midwest Center for Metabolic and Cardiovascular Research
Other
Eligibility
21 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Jul 23, 2026, 5:19 AM EDT
Completed Not applicable Interventional

CoQ10 Biomarker Trial

NCT01408680
View directory record Official record
Conditions
Oxidative Stress, Inflammation, Endothelial Dysfunction
Interventions
Coenzyme Q10, Placebo
Dietary Supplement
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 85 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 3, 2014 · Synced Jul 23, 2026, 5:19 AM EDT
Not yet recruiting Phase 2 Interventional

Mitigating Toxic Impact: The Role of Coenzyme Q10 in Post-Exposure Protection

NCT06962657
View directory record Official record
Conditions
Toxicant Induced Chronic Multisymptom Illness and Associated Symptoms and Comorbidities
Interventions
Ubiquinone 100 mg Oral Soft Gel, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Jul 23, 2026, 5:19 AM EDT
Terminated Phase 3 Interventional Results available

CoQ10 and Prednisone in Non-Ambulatory DMD

NCT00308113
View directory record Official record
Conditions
Duchenne Muscular Dystrophy
Interventions
Prednisone, Coenzyme Q10
Drug · Dietary Supplement
Lead sponsor
Cooperative International Neuromuscular Research Group
Network
Eligibility
10 Years to 18 Years · Male only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 7, 2013 · Synced Jul 23, 2026, 5:19 AM EDT
Completed Phase 2 Interventional Results available

Study in PRE-manifest Huntington's Disease of Coenzyme Q10 (UbiquinonE) Leading to Preventive Trials (PREQUEL)

NCT00920699
View directory record Official record
Conditions
Huntington's Disease
Interventions
CoQ10
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
13
States / cities
Sacramento, California • Englewood, Colorado • Miami, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2017 · Synced Jul 23, 2026, 5:19 AM EDT