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ClinicalTrials.gov public records Last synced Oct 21, 2026, 3:46 PM EDT

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Showing 1–24 of 56 matching trials from the live ClinicalTrials.gov search.
Conditions
Wellness, Health
Interventions
Ubiquinol + geranylgeraniol, Geranylgeraniol, Ubiquinol, Ubiquinone, Placebo
Dietary Supplement · Other
Lead sponsor
OvationLab
Network
Eligibility
40 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
6
States / cities
El Dorado Hills, California • Centennial, Colorado • Palm Springs, Florida + 3 more
Completed Phase 3 Interventional Results available

Coenzyme Q10 Phase III Trial in Gulf War Illness

NCT02865460
Conditions
Gulf War Illness, Chronic Fatigue, Ubiquinol, Coenzyme Q10
Interventions
Ubiquinol, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
35 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
4
States / cities
Miami, Florida • Boston, Massachusetts • Minneapolis, Minnesota + 1 more
Conditions
Coronary Atherosclerosis, Coronary Artery Calcification, Coronary Stenosis
Interventions
Aged garlic extract and Coenzyme Q10
Dietary Supplement
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
35 Years to 84 Years · Male only
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Torrance, California
Conditions
End Stage Renal Disease
Interventions
CoQ10, Placebo, HB-HIIT, Observational
Dietary Supplement · Drug · Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
2
States / cities
Sacramento, California • Nashville, Tennessee
Conditions
Borderline High LDL-cholesterol
Interventions
Ubiquinol, Ubiquinone, Placebo
Dietary Supplement · Other
Lead sponsor
SF Research Institute, Inc.
Network
Eligibility
35 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California
Conditions
Gulf War Syndrome, Persian Gulf Syndrome, Mitochondrial Disorders
Interventions
Individualized mitochondrial cocktail, Placebo
Dietary Supplement
Lead sponsor
University of California, San Diego
Other
Eligibility
48 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
La Jolla, California
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Respiratory and Autonomic Plasticity Following Intermittent Hypoxia

NCT00860743
Conditions
Sleep Apnea Syndromes
Interventions
Antioxidant cocktail
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
20 Years to 40 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Detroit, Michigan
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
Completed Phase 2 Interventional Results available

Clinical Trial of High Dose CoQ10 in ALS

NCT00243932
Conditions
Amyotrophic Lateral Sclerosis, Lou Gehrig's Disease
Interventions
coenzyme Q10, Placebo
Drug
Lead sponsor
Columbia University
Other
Eligibility
21 Years to 85 Years
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
19
States / cities
Little Rock, Arkansas • San Francisco, California • Denver, Colorado + 14 more
Conditions
Pain, Soreness, Weakness, Fatigue
Interventions
Co-enzyme Q-10, Placebo
Dietary Supplement
Lead sponsor
Stony Brook University
Other
Eligibility
21 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Stony Brook, New York
Completed Phase 4 Interventional Accepts healthy volunteers

Coenzyme Q10 in Older Athletes Treated With Statin Medications

NCT01026311
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
Conditions
Breast Cancer
Interventions
CoQ10, CoQ10 Placebo, Doxorubicin, Cyclophosphamide
Drug · Other
Lead sponsor
Columbia University
Other
Eligibility
21 Years and older · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
1
States / cities
New York, New York
Conditions
Cardiac Arrest
Interventions
Ubiquinol, Ensure
Drug · Dietary Supplement
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
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
Conditions
Breast Cancer, Fatigue
Interventions
CoQ10 & Vitamin E, Placebo & Vitamin E
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Female only
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
31
States / cities
Phoenix, Arizona • Santa Rosa, California • Newark, Delaware + 24 more
Completed Phase 2 Interventional Accepts healthy volunteers Results available

CoQ10 and D-ribose in Patients With Diastolic Heart Failure

NCT03133793
Conditions
Heart Failure, Diastolic
Interventions
CoQ10, D-Ribose Oral Powder, Placebo pills, Placebo powder
Drug · Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
50 Years and older
Enrollment
216 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Healthy Aging, Inflammaging, Metabolic Health, Quercetin, Coenzyme Q10
Interventions
Quercetin (dietary supplement), Coenzyme Q10, Rice Flour
Dietary Supplement
Lead sponsor
Applied Science & Performance Institute
Industry
Eligibility
50 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Tampa, Florida
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
Terminated Phase 3 Interventional Results available

Effects of Coenzyme Q10 (CoQ) in Parkinson Disease

NCT00740714
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
Conditions
Hyperlipidemia
Interventions
Placebo, Second Formulation, Third Formulation
Dietary Supplement
Lead sponsor
Healthy Drink Discoveries, Inc.
Other
Eligibility
20 Years to 80 Years
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Boca Raton, Florida
Conditions
Myocardial Injury
Interventions
Ubiquinone, Placebo
Drug
Lead sponsor
Minneapolis Veterans Affairs Medical Center
Federal
Eligibility
Not listed
Enrollment
341 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
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
Conditions
Myopathy, HMG COA Reductase Inhibitor Adverse Reaction, Hypercholesterolemia
Interventions
ubiquinol, placebo, statin
Dietary Supplement · Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

Effects of Coenzyme Q10 in Progressive Supranuclear Palsy (PSP)

NCT00382824
Conditions
Progressive Supranuclear Palsy
Interventions
Coenzyme Q10, Placebo
Dietary Supplement · Other
Lead sponsor
Lahey Clinic
Other
Eligibility
30 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
3
States / cities
Birmingham, Alabama • Boston, Massachusetts • Burlington, Massachusetts