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ClinicalTrials.gov public records Last synced Sep 24, 2026, 12:36 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Heart Defects, Congenital, Heart Septal Defects, Ventricular, Heart Failure, Congestive
Interventions
Enalapril, Placebo
Drug · Other
Lead sponsor
University of Utah
Other
Eligibility
Up to 18 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
6
States / cities
Boston, Massachusetts • New York, New York • Durham, North Carolina + 3 more
Conditions
Menopausal Hot Flashes, Menopausal Women
Interventions
ashwagandha root, ashwagandha root and leaf, Placebo
Dietary Supplement · Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
40 Years to 55 Years · Female only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Huntsville, Alabama
Not listed Not applicable Interventional Accepts healthy volunteers

Elderberry for Immune Support

NCT05435144
Conditions
Upper Respiratory Tract Infection, COVID-19, Flu, Flu Like Illness, Cold
Interventions
Elderberry, Placebo
Dietary Supplement · Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
20 Years to 65 Years
Enrollment
420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Franklin, Tennessee
Conditions
Constipation, Chronic Idiopathic Constipation, Irritable Bowel Syndrome With Constipation
Interventions
CSP01, Carboxymethylcellulose (CMC), Placebo
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
22 Years to 70 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Depression, Major Depressive Disorder
Interventions
Naltrexone 50 Mg Oral Tablet, Placebo oral tablet
Drug
Lead sponsor
Marta Peciña, MD PhD
Other
Eligibility
18 Years to 55 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Terminated Not applicable Interventional Accepts healthy volunteers

A Neuroimaging Study of Open-label Placebo in Depressed Adolescents

NCT04201106
Conditions
Depression
Interventions
Open Label Placebo with Rationale, Open Label Placebo without Rationale
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
13 Years to 18 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
San Francisco, California
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Preemptive Analgesia With Celecoxib for Acute Dental Pain Management

NCT04790812
Conditions
Pain, Postoperative
Interventions
Celecoxib, Acetaminophen, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 45 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Conditions
Major Depressive Disorder, Alcohol Use Disorder
Interventions
Psilocybin, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Neurogenic Bladder, Multiple Sclerosis, Overactive Bladder
Interventions
Magstim Rapid2 System
Device
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Irritable Bowel Syndrome
Interventions
Curcumin, Placebo
Dietary Supplement
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
10 Years to 18 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Toxicant Exposure, Firefighter, Occupational Exposure to Chemicals
Interventions
Colesevelam, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Francisco, California
Conditions
Alcoholism, Sleep Initiation and Maintenance Disorders
Interventions
Quetiapine XR, Placebo.
Drug
Lead sponsor
Subhajit Chakravorty
Federal
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Cannabis Use Disorder
Interventions
Broad Spectrum Cannabidiol (bsCBD) 400 mg, Broad Spectrum Cannabidiol (bsCBD) 200 mg, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
25 Years to 60 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Hyperandrogenism, Polycystic Ovary Syndrome, Puberty
Interventions
Spironolactone, Placebo
Drug
Lead sponsor
University of Virginia
Other
Eligibility
10 Years to 17 Years · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Aging, Frailty, Exercise Tolerance, Healthy Male and Female Subjects
Interventions
NMN, betaine, low-dose hydrogen peroxide (EGA), Nicotinamide Mononucleotide (NMN), Placebo
Dietary Supplement
Lead sponsor
Scott Silveira
Other
Eligibility
60 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Beverly Hills, California
Conditions
Substance-Related Disorders
Interventions
Cognitive Training, Placebo Control
Behavioral
Lead sponsor
Oklahoma State University Center for Health Sciences
Other
Eligibility
18 Years to 64 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Tulsa, Oklahoma
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Enhancing Prolonged Exposure With Cannabidiol to Treat Posttraumatic Stress Disorder

NCT05132699
Conditions
Posttraumatic Stress Disorder, Stress Disorders, Post-Traumatic
Interventions
Cannabidiol (CBD) oral solution, Placebo, Massed Prolonged Exposure (mPE)
Drug · Behavioral
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Antonio, Texas
Completed Not applicable Interventional Accepts healthy volunteers Results available

Safety, Tolerability, and Biosignature of Humanized Prebiotics in Healthy Adults

NCT06068894
Conditions
Intestinal Health
Interventions
"Humanized" galacto-oligosaccharides (hGOS), Galacto-oligosaccharides (GOS), Matching Placebo
Dietary Supplement · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Insomnia, Insomnia Disorder, Chronic Insomnia, Chronic Insomnia Disorder
Interventions
Sleep Hygiene Education, Melatonin IR, 3 mg, Melatonin IR, 5 mg, Diphenhydramine, 25 mg, Diphenhydramine, 50 mg, Doxepin, 3 mg, Doxepin, 6 mg, Trazodone, 50 mg, Trazodone, 100 mg, Placebo, Zolpidem, 5 mg, Zolpidem, 10 mg
Other · Dietary Supplement · Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 80 Years
Enrollment
1,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Not listed Not applicable Interventional Accepts healthy volunteers

The Effects of a Carotenoid Intervention on Cognitive Function

NCT02023645
Conditions
Mild Cognitive Impairment
Interventions
active supplement, placebo
Dietary Supplement · Other
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 95 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Athens, Georgia
Conditions
PMS, Menstrual Cramp, Mood Change
Interventions
PMS Capsule, Capsule Placebo, PMS Gummy, Gummy Placebo
Dietary Supplement
Lead sponsor
Semaine Health
Industry
Eligibility
18 Years and older · Female only
Enrollment
176 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Las Vegas, Nevada
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Blackcurrant Supplementation on Eye Health

NCT04775654
Conditions
Eye Strain, Eye Fatigue
Interventions
Blackcurrant, Placebo
Dietary Supplement · Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
30 Years to 60 Years · Female only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Franklin, Tennessee
Completed Phase 3 Interventional Results available

The Vaginal Health Trial

NCT02516202
Conditions
Atrophy of Vagina, Menopause, Dyspareunia (Female)
Interventions
Vagifem, Replens, Placebo tablet, Placebo gel
Drug · Device · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
45 Years to 70 Years · Female only
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
2
States / cities
Minneapolis, Minnesota • Seattle, Washington
Conditions
Opioid Use Disorder
Interventions
[11C]-PHNO, Calcitriol, Placebo Control, PET Scan
Drug · Dietary Supplement · Other + 1 more
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
New Haven, Connecticut