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Showing 529–552 of 750 matching trials from the live ClinicalTrials.gov search.
Conditions
Basic Science: Visual Attention in Healthy Participants, Basic Science: Neural Representations of Location
Interventions
Stimulus properties: remembered feature
Other
Lead sponsor
University of California, Santa Barbara
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Santa Barbara, California
Conditions
Mental Health Issue, Substance Use
Interventions
mHealth peer navigation and social support
Behavioral
Lead sponsor
Public Health Foundation Enterprises, Inc.
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Francisco, California
Not yet recruiting Phase 2 Interventional Accepts healthy volunteers

Ecosystem Nourishment for Gut Restoration After Fecal Transplantation

NCT07826793
Conditions
Aging
Interventions
Fecal Microbiota Transplant Capsules, Microbiome Rejuvenating Diet, Placebo Fecal Microbiota Transplantation
Drug · Behavioral · Other
Lead sponsor
Stanford University
Other
Eligibility
40 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Stanford, California
Conditions
Influenza
Interventions
VXA-A1.1, Fluzone®, Placebo Tablets, Saline Solution for Placebo IM Injection
Biological · Other
Lead sponsor
Vaxart
Industry
Eligibility
18 Years to 49 Years
Enrollment
179 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Costa Mesa, California
Conditions
Chronic Pain, Knee Pain Chronic, Hip Pain Chronic, Back Pain
Interventions
Cognitive Training + fMRI
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Completed Phase 1 Interventional Accepts healthy volunteers

Men of Color Fatherhood Education and Violence Prevention Project

NCT00164684
Conditions
Spouse Abuse
Interventions
Father Friendly Initiative
Behavioral
Lead sponsor
Joanne Klevens
Federal
Eligibility
18 Years and older · Male only
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2006
U.S. locations
1
States / cities
Boston, Massachusetts
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

Topical 10% Povidone-Iodine in Preventing White Spots

NCT06616207
Conditions
White Spot Lesions, Gingival Inflammation and Bleeding
Interventions
Placebo, Povidone-iodine solution
Drug
Lead sponsor
University of Washington
Other
Eligibility
10 Years to 17 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Alcohol Use Disorder
Interventions
Placebo, Spironolactone
Other · Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 99 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Recruiting Not applicable Interventional Accepts healthy volunteers

Walking Function in Diabetic Peripheral Neuropathy

NCT05965336
Conditions
Diabetic Peripheral Neuropathy
Interventions
Clinical Evaluation, Evaluation of Passive Ankle Stiffness, Gait Biomechanics, Gait Biofeedback, Plantar Pressure Biofeedback Gait Training, Propulsion Biofeedback Gait Training
Other
Lead sponsor
Florida Institute for Human and Machine Cognition
Other
Eligibility
45 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Pensacola, Florida
Conditions
Hemorrhagic Shock
Interventions
Premarin IV, Placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
2
States / cities
Dallas, Texas
Conditions
Healthcare Facility Environment - Imaging
Interventions
Light perception, Sound perception, Smell perception, Vibration perception, Voice activation
Other
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Rotator Cuff Injury
Interventions
Doxycycline, sugar pill
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Hershey, Pennsylvania
Conditions
Diabetic Retinopathy
Interventions
Color fundus photography, Mydriatic Agent
Procedure · Drug
Lead sponsor
Eyenuk, Inc.
Industry
Eligibility
18 Years and older
Enrollment
52 participants
Timeline
2017
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Brief Tobacco Intervention in the US Military

NCT03196102
Conditions
Tobacco Use, Tobacco Smoking, Smoking, Cigar, Smoking, Pipe, Smoking, Hookah, Nicotine Dependence
Interventions
BTI, Cigarette smoking military tailored pamphlet, Standard smoking cessation intervention
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
2,999 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lackland Air Force Base, Texas
Conditions
Basic Science: Visual Attention in Healthy Participants, Basic Science: Neural Representations of Location
Interventions
Stimulus properties: task-defining feature
Other
Lead sponsor
University of California, Santa Barbara
Other
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Santa Barbara, California
Completed Not applicable Interventional Accepts healthy volunteers

Nicotine and Cannabis Vape Labeling Experiment - Spring 2025

NCT06919276
Conditions
Vaping, Adolescent, Electronic Cigarette Use, Nicotine, Cannabis
Interventions
Vaping Device Labeling
Other
Lead sponsor
University of Southern California
Other
Eligibility
11 Years to 19 Years
Enrollment
3,048 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Los Angeles, California
Terminated Not applicable Interventional Accepts healthy volunteers

FITLIGHT Reliability and Acute Training Effects

NCT06748417
Conditions
Athletic Injuries
Interventions
Acute Cognitive Training, Non-stimulating Rest
Device · Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 25 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Coral Gables, Florida
Conditions
Androgenetic Alopecia, Androgenic Alopecia, Telogen Effluvium, Thinning Hair, Hair Loss/Baldness, Hair Thinning
Interventions
ALRV5XR, ALRV5XR Shampoo, ALRV5XR Conditioner, ALRV5XR Hair Follicle Serum (Nutriment), Placebo, Placebo Shampoo, Placebo Conditioner, Placebo Hair Follicle Serum (Nutriment)
Dietary Supplement · Other
Lead sponsor
Arbor Life Labs
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Psychometric Testing: Cued vs. Learned Suppression

NCT06074523
Conditions
Healthy
Interventions
Behavioral Measurement and self-report
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Conditions
Autism Spectrum Disorder, Insomnia
Interventions
Ferrous sulfate, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
2 Years to 10 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
3
States / cities
Aurora, Colorado • Rochester, New York • Nashville, Tennessee
Conditions
HIV Prevention, PrEP Adherence
Interventions
iENGAGE for PrEP
Behavioral
Lead sponsor
Florida International University
Other
Eligibility
18 Years and older · Female only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
3
States / cities
Miami, Florida • West Palm Beach, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Laser 360iQ: Optimal Light-laser Combination Therapy

NCT04519723
Conditions
Photodamage
Interventions
Assess the safety and efficacy of light-laser therapy using the Harmony XL and Dye-VL (500-600nm), Q-Switched 1064nm, Er:YAG 2940nm modules in combination .
Device
Lead sponsor
Alma Lasers Inc.
Industry
Eligibility
35 Years to 60 Years · Female only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Edina, Minnesota
Terminated No phase listed Observational Accepts healthy volunteers

Changes in fMRI and Neurocognitive Function in Women With Pre-eclampsia

NCT03863639
Conditions
Pre-Eclampsia, Neurocognitive Dysfunction
Interventions
Neuroimaging Procedures, Neuropsychological Assessment Procedures
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Not listed Phase 1Phase 2 Interventional

Biological Effects of Quercetin in COPD

NCT03989271
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Quercetin
Drug
Lead sponsor
Temple University
Other
Eligibility
40 Years to 80 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania