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Showing 1–24 of 2,040 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Melatonin and Vitamin C on COVID-19

NCT04530539
Conditions
Covid19, SARS-CoV Infection
Interventions
Vitamin C, melatonin, Placebo, Symptom Survey
Dietary Supplement · Other
Lead sponsor
Lancaster General Hospital
Other
Eligibility
50 Years and older
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Lancaster, Pennsylvania
Conditions
Hot Flashes
Interventions
Brisdelle (paroxetine mesylate), Placebo capsules
Drug
Lead sponsor
Noven Therapeutics
Industry
Eligibility
40 Years and older · Female only
Enrollment
570 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
32
States / cities
Montgomery, Alabama • Chandler, Arizona • San Diego, California + 28 more
Conditions
Periodontitis
Interventions
20 mg doxycycline hyclate, Placebo
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
45 Years to 70 Years · Female only
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
2
States / cities
Lincoln, Nebraska • Stony Brook, New York
Completed Not applicable Interventional Accepts healthy volunteers

Moringa Supplementation for Improved Milk Output

NCT05333939
Conditions
Breastfeeding
Interventions
Moringa leaf powder, Placebo
Dietary Supplement · Other
Lead sponsor
University of Kentucky
Other
Eligibility
0 Months and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Lexington, Kentucky
Terminated Phase 4 Interventional Results available

Studying the Effects of Sibutramine on Eating Behavior

NCT01170364
Conditions
Obesity
Interventions
Sibutramine, Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
New York, New York
Conditions
Anxiety
Interventions
2 mg Melatonin, 10mg Melatonin, Placebo
Drug · Other
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
18 Years to 50 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
2
States / cities
San Diego, California • Portsmouth, Virginia
Conditions
Opioid Dependence, Methadone Withdrawal Syndrome
Interventions
Lofexidine HCl, Lofexidine-matching sugar pill
Drug
Lead sponsor
USWM, LLC (dba US WorldMeds)
Industry
Eligibility
18 Years to 60 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Hypoleptinemia, Generalized Lipodystrophy, Partial Lipodystrophy, Insulin Resistance
Interventions
Leptin, Placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
6 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Alcoholism
Interventions
Baclofen, Placebo
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Chronic Migraine
Interventions
onabotulinumtoxinA, Topiramate, Placebo
Drug
Lead sponsor
Cady, Roger, M.D.
Individual
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Springfield, Missouri
Conditions
Pulmonary Hypertension, Heart Failure With Preserved Ejection Fraction
Interventions
Ambrisentan, Placebo
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Chronic Pain
Interventions
Guanfacine, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Influenza
Interventions
Nitazoxanide, Placebo
Drug
Lead sponsor
Romark Laboratories L.C.
Industry
Eligibility
12 Years to 65 Years
Enrollment
624 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Elmira, New York
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Combined Antioxidant and Preeclampsia Prediction Studies (CAPPS)

NCT00135707
Conditions
Preeclampsia
Interventions
Dietary Supplement/Vitamins, Placebo for Vitamin C and Vitamin E
Drug
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
10,154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2009
U.S. locations
16
States / cities
Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 13 more
Completed Not applicable Interventional Accepts healthy volunteers

Feasibility of an Oral Intervention for Sexual Health in Transgender Men

NCT06470906
Conditions
Vaginal Dysbiosis, Vaginal Disease, Molecular-bacterial Vaginosis
Interventions
Probiotic Group, Placebo Group
Dietary Supplement
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 45 Years · Male only
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Brooklyn, New York
Completed Phase 2 Interventional Results available

Gilenya in Amyotrophic Lateral Sclerosis (ALS)

NCT01786174
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Gilenya, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
4
States / cities
Orange, California • Augusta, Georgia • Boston, Massachusetts + 1 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Oral Gabapentin Versus Placebo for Treatment of Postoperative Pain Following Photorefractive Keratectomy

NCT00793910
Conditions
Postoperative Pain
Interventions
Gabapentin, placebo
Drug
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Cerebral Palsy
Interventions
tSCS, 5-Azacitidine, Mannitol, Functional Activity Training
Other · Drug
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
4 Years to 17 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Completed Phase 1 Interventional Results available

The Efficacy of Doxazosin for Cocaine Users

NCT00880997
Conditions
Cocaine Dependence
Interventions
Doxazosin, Placebo
Drug · Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 64 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Houston, Texas
Conditions
Binge Eating, Depression
Interventions
Duloxetine, Placebo
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Bipolar Disorder, Cannabis-Related Disorder
Interventions
Quetiapine and placebo, Quetiapine and Topiramate
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
12 Years to 21 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Healthy Controls
Interventions
Atorvastatin, Pneumovax 23, Placebo (lactose pill)
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 40 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Deep Venous Thrombosis
Interventions
Idrabiotaparinux sodium, Idraparinux sodium, Avidin, Placebo (for Avidin)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
757 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Bridgewater, New Jersey
Conditions
Post-operative Pain
Interventions
Pregabalin, Placebo (for Pregabalin)
Drug
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years to 70 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Portland, Oregon