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ClinicalTrials.gov public records Last synced Oct 17, 2026, 2:39 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 778 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: there is no intervention Clear all
Completed No phase listed Observational

A Study in Participants With Major Depressive Disorder (MDD) With Anhedonia and Inadequate Response to Current Antidepressant Therapy Including a Selective Serotonin Reuptake Inhibitor (SSRI) or Serotonin Norepinephrine Reuptake Inhibitor (SNRI)

NCT05841030
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
No Intervention
Other
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 74 Years
Enrollment
545 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
18
States / cities
Birmingham, Alabama • Homewood, Alabama • California City, California + 15 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Physical Activity and Social-media Support

NCT04744077
View directory record Official record
Conditions
Trust
Interventions
Influencer Instagram account, Research study Instagram account
Behavioral
Lead sponsor
California State Polytechnic University, Pomona
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Pomona, California
Source: ClinicalTrials.gov public record
Updated Jul 28, 2023 · Synced Oct 17, 2026, 2:39 AM EDT
Completed No phase listed Observational

Registry of Asthma Patients Initiating DUPIXENT®

NCT04287621
View directory record Official record
Conditions
Asthma
Interventions
DUPIXENT®
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
12 Years and older
Enrollment
718 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
73
States / cities
Birmingham, Alabama • Gilbert, Arizona • Scottsdale, Arizona + 63 more
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Completed Not applicable Interventional

Contextualizing & Responding to HIV Risk Behaviors

NCT03300908
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Project ADHERE, MACE
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 4, 2017 · Synced Oct 17, 2026, 2:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Immersive Mixed Reality Simulation to Evoke Empathy

NCT06351397
View directory record Official record
Conditions
Educational Problems
Interventions
Mixed Reality (MR), Control
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 99 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Not yet recruiting No phase listed Observational

Assessing the Neurological Outcomes After Atrial Fibrillation Ablation for Rhythm Control

NCT06783868
View directory record Official record
Conditions
Atrial Fibrillation, Stroke
Interventions
Catheter Ablation, Market-approved AVNB, OAC and AAD
Device · Drug
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
7
States / cities
Overland Park, Kansas • Independence, Missouri • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Oct 17, 2026, 2:39 AM EDT
Terminated Phase 1 Interventional Results available

Stellate Ganglion Blockade in Corona Virus 2019 (COVID-19) Positive Patients

NCT04445337
View directory record Official record
Conditions
COVID 19, ARDS
Interventions
Stellate Ganglion Block
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 85 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Jan 20, 2025 · Synced Oct 17, 2026, 2:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breathwork Training Reduces Anxiety In Outpatient Gastrointestinal Procedures

NCT07647341
View directory record Official record
Conditions
Anxiety
Interventions
paced breathwork
Behavioral
Lead sponsor
Calm and Sense Technologies LLC
Industry
Eligibility
18 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Jupiter, Florida
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Completed Not applicable Interventional

Breath Training Exercise for the Reduction of Chronic Dyspnea

NCT01831388
View directory record Official record
Conditions
Chronic Pulmonary Disorder
Interventions
breathing techniques, Self-Administered Baseline and Transition Dyspnea Indexes
Other · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
19 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Oct 17, 2026, 2:39 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Training Upper Limbs of Neurodiverse Children by Connecting Brain Activities to a Virtual Reality Based Game

NCT06818877
View directory record Official record
Conditions
Healthy Children, CP (Cerebral Palsy), CP, Cerebral Palsy
Interventions
Brain-Computer Interface (BCI)-HABIT-VR, Hand and Bimanual Intensive Therapy Virtual Reality (HABIT-VR)
Device
Lead sponsor
University of Nebraska
Other
Eligibility
6 Years to 17 Years
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Enrolling by invitation Not applicable Interventional

Experimental Trial of an Employment-Based Housing Program for Adults at Risk of Homelessness

NCT07470372
View directory record Official record
Conditions
Emergency Department Visits, Housing Stability, Employment, Sleep Quality, Health-Related Quality-of-Life
Interventions
Employment-Based Housing, Vocational Services, Resources
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
750 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Completed No phase listed Observational

Long-term Recovery: Longitudinal Study of Neuro-behavioral Markers of Recovery and Precipitants of Relapse

NCT04788004
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Online survey
Other
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
18 Years and older
Enrollment
733 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Withdrawn No phase listed Observational

A Pilot Study to Explore the Role of Gut Flora in Chronic Constipation

NCT04148248
View directory record Official record
Conditions
Constipation, Constipation Chronic Idiopathic, Constipation - Functional, Constipation (Excl Faecal Impaction)
Interventions
No intervention
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
1
States / cities
Ventura, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced Oct 17, 2026, 2:39 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Return of Cardiovascular Information Trial (RECITE)

NCT07613853
View directory record Official record
Conditions
Health Curiosity, Cardiovascular Health Risk Communication
Interventions
Coarse health result information presentation, Granular health risk information presentation
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
35 Years and older
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Recruiting No phase listed Observational

Evaluating Alcohol Use in Alcoholic Liver Disease

NCT03267069
View directory record Official record
Conditions
Alcoholic Liver Disease
Interventions
survey
Other
Lead sponsor
Nicole T Shen
Other
Eligibility
18 Years to 80 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 13, 2019 · Synced Oct 17, 2026, 2:39 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Reducing Concurrent Opioid-Benzodiazepine Prescriptions

NCT03887247
View directory record Official record
Conditions
Adverse Drug Effect of Opioids, Adverse Drug Effect of Benzodiazepines
Interventions
E-mail Alert
Behavioral
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
18 Years and older
Enrollment
2,234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 19, 2021 · Synced Oct 17, 2026, 2:39 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Modified Brostrӧm Procedure With and Without Possible Arthroscopy for Lateral Ankle Instability

NCT02470338
View directory record Official record
Conditions
Lateral Ankle Instability
Interventions
MBP plus arthroscopy (Group A), MBP alone (Group B)
Procedure
Lead sponsor
Edna Rath
Federal
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced Oct 17, 2026, 2:39 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Identification of β Cell Dysfunction in Relatives of Individuals With Type 1 Diabetes Mellitus

NCT04362917
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
There is no intervention
Other
Lead sponsor
Indiana University
Other
Eligibility
12 Years to 55 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 16, 2023 · Synced Oct 17, 2026, 2:39 AM EDT
Suspended No phase listed Observational Accepts healthy volunteers

A Study to Explore the Role of Gut Flora in COVID-19 Infection

NCT04359836
View directory record Official record
Conditions
Gut Microbiome, Gastrointestinal Microbiome, COVID, COVID-19, Corona Virus Infection, Coronavirus, Coronaviridae Infections, Coronavirus 19, Coronavirus-19, COVID 19
Interventions
There is no intervention in this study
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Ventura, California
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Withdrawn No phase listed Observational

A Non-Interventional Pilot Study to Explore the Role of Gut Flora in Autism

NCT04100863
View directory record Official record
Conditions
Autism, Autism Spectrum Disorder, Autistic Disorder, Autism, Akinetic, Autism; Atypical, Autism; Psychopathy, Autism Fragile Syndrome X, Autism With High Cognitive Abilities, Autism-Related Speech Delay, Autism, Susceptibility to, 6, Autism Spectrum Disorder High-Functioning, Autistic Thinking, Autism, Susceptibility to, X-Linked 6, Autistic Behavior
Interventions
No Intervention
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
6 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
1
States / cities
Ventura, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced Oct 17, 2026, 2:39 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Plasma Concentration of Biological Markers in Placenta Accreta Spectrum

NCT04525534
View directory record Official record
Conditions
Placenta Accreta, Placenta Diseases
Interventions
There is no other intervention, only clinical treatment.
Other
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Sep 3, 2024 · Synced Oct 17, 2026, 2:39 AM EDT
Enrolling by invitation Not applicable Interventional

Penn Family Screening for Familial Hypercholesterolemia

NCT05750667
View directory record Official record
Conditions
Familial Hypercholesterolemia
Interventions
Cascade screening
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Recruiting Not applicable Interventional

Personalized Ultrasonic Brain Stimulation for Fibromyalgia

NCT07361328
View directory record Official record
Conditions
Fibromyalgia (FM)
Interventions
Low-intensity ultrasound brain stimulation, Sham (No Treatment)
Device
Lead sponsor
University of Utah
Other
Eligibility
22 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 23, 2026 · Synced Oct 17, 2026, 2:39 AM EDT
Completed Not applicable Interventional

Virtual Reality Pain Control Orthopedic Trauma

NCT02100163
View directory record Official record
Conditions
Trauma/Injury Problem
Interventions
Virtual Reality Hypnosis, Audio Hypnosis, Standard treatment
Behavioral · Other
Lead sponsor
National Institute of General Medical Sciences (NIGMS)
NIH
Eligibility
16 Years and older
Enrollment
211 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 13, 2019 · Synced Oct 17, 2026, 2:39 AM EDT