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ClinicalTrials.gov public records Last synced Sep 14, 2026, 4:34 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Conditions
Heart Septal Defects, Ventricular, Atrioventricular Septal Defect
Interventions
IV L-carnitine
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
2 Months to 12 Months
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
San Francisco, California
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
Conditions
Breast Cancer
Interventions
ALC and Placebo
Drug
Lead sponsor
Sigma-Tau Research, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Houston, Texas
Conditions
Multiple Sclerosis
Interventions
Progressive exercise, Neuromuscular electrical stimulation delivered using the electrical therapy device EMPI 300 PV, Modified paleolithic diet, Omega 3 fatty acids, Full Spectrum vitamin, Essential - hydroxytyrosol, Maltodextrin fiber supplement, Mineral boost (magnesium), Niacinamide, Methyl B12, Taurine, creatine, thiamine, riboflavin, N acetylcysteine, alpha lipoic acid, L acetyl carnitine, methyl folate, coenzyme Q, meditation, self massage, learning, Coconut oil
Other · Device · Dietary Supplement + 1 more
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Long-chain Fatty Acid Oxidation Disorders (LC-FAOD)
Interventions
No Intervention
Other
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
Not listed
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Musculoskeletal Complications
Interventions
levocarnitine, placebo, questionnaire administration
Dietary Supplement · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Stanford, California
Terminated Phase 2 Interventional Results available

MemoryXL Effects on Mild Cognitive Impairment Patients

NCT00903695
Conditions
Mild Cognitive Impairment
Interventions
Memory XL, placebo
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
55 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Oklahoma City, Oklahoma
Conditions
HIV Infections
Interventions
Indinavir sulfate, Efavirenz, Levocarnitine, Adefovir dipivoxil
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
16 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
11
States / cities
Los Angeles, California • New Haven, Connecticut • Wilmington, Delaware + 8 more
Conditions
Pulmonary Arterial Hypertension, Familial Primary Pulmonary Hypertension, Primary Pulmonary Hypertension, Lung Diseases, Carnitine Nutritional Deficiency
Interventions
L-carnitine
Dietary Supplement
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Metabolic Disorders
Interventions
Not listed
Lead sponsor
University of South Florida
Other
Eligibility
Not listed
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Urea Cycle Disorder, Organic Acidemia, Maple Syrup Urine Disease, Glutaric Acidemia I, Fatty Acid Oxidation Disorder, Hypoxic-Ischemic Encephalopathy
Interventions
Not listed
Lead sponsor
Children's National Research Institute
Other
Eligibility
7 Years to 18 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Long-chain Fatty Acid Oxidation Disorders (LC-FAOD)
Interventions
No Intervention
Other
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
Not listed
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2035
U.S. locations
13
States / cities
Phoenix, Arizona • San Francisco, California • Aurora, Colorado + 10 more
Conditions
Alcohol Use Disorder
Interventions
L-carnitine
Drug
Lead sponsor
Brown University
Other
Eligibility
18 Years to 25 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
HIV Infections
Interventions
Indinavir sulfate, Abacavir sulfate, Amprenavir, Nelfinavir mesylate, Efavirenz, Levocarnitine, Adefovir dipivoxil, Saquinavir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
475 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2000
U.S. locations
44
States / cities
Los Angeles, California • Menlo Park, California • San Diego, California + 27 more
Completed Phase 2 Interventional Results available

Males, Antioxidants, and Infertility Trial

NCT02421887
Conditions
Male Infertility
Interventions
Antioxidant Supplement, Placebo
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Male only
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
10
States / cities
Los Angeles, California • San Francisco, California • Sunnyvale, California + 7 more
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
Conditions
Autism Spectrum Disorders, Mitochondrial Diseases
Interventions
Mitochondrial Cocktail
Drug
Lead sponsor
Drexel University
Other
Eligibility
3 Years to 12 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Phase 3 Interventional Results available

Levocarnitine in Treating Fatigue in Cancer Patients

NCT00091169
Conditions
Fatigue, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
levocarnitine, placebo
Dietary Supplement · Other
Lead sponsor
ECOG-ACRIN Cancer Research Group
Network
Eligibility
18 Years and older
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
116
States / cities
Palo Alto, California • Stanford, California • Danbury, Connecticut + 85 more
Conditions
HIV Infections
Interventions
Ritonavir, Nelfinavir mesylate, Levocarnitine, Adefovir dipivoxil, Saquinavir, Delavirdine mesylate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
16 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1999
U.S. locations
45
States / cities
Birmingham, Alabama • Los Angeles, California • Menlo Park, California + 27 more
Conditions
Septic Shock
Interventions
L-Carnitine, Normal Saline
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
2
States / cities
Jackson, Mississippi • Charlotte, North Carolina
Withdrawn Not applicable Interventional Accepts healthy volunteers

Measurement of Renal Function With Iohexol in Subjects Ingesting Carnitine

NCT01392313
Conditions
Carnitine Ingestion
Interventions
Carnitine, Placebo
Dietary Supplement
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Gut Health, Metabolism, Weight Loss, Energy
Interventions
Colon Broom Premium supplement
Dietary Supplement
Lead sponsor
Gut Health, UAB
Industry
Eligibility
30 Years to 50 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Diabetes Mellitus, Type I, Hypoglycemia
Interventions
Carnitine (drug)
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
7 Years to 21 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Kansas City, Missouri
Conditions
Carnitine Palmitoyltransferase (CPT I or CPT II) Deficiency, Very Long Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Long-chain 3-hydroxy-acyl-CoA Dehydrogenase (LCHAD) Deficiency, Trifunctional Protein (TFP) Deficiency, Carnitine-acylcarnitine Translocase (CACT) Deficiency
Interventions
UX007
Drug
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
6 Months and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
9
States / cities
San Francisco, California • Washington D.C., District of Columbia • Tampa, Florida + 6 more