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ClinicalTrials.gov public records Last synced Oct 9, 2026, 10:33 PM EDT

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

Showing 97–120 of 647 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: No intervention - observational study Clear all
Terminated No phase listed Observational

Insulin Resistance Before and During Pregnancy in Women With Polycystic Ovary Syndrome

NCT01475565
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Insulin Resistance, Insulin Sensitivity, Obesity, Pregnancy
Interventions
Not listed
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 14, 2015 · Synced Oct 9, 2026, 10:33 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Chronic Pain, Couples, & Physical Activity

NCT04077164
View directory record Official record
Conditions
Chronic Pain, Fibromyalgia, Osteoarthritis, Knee, Osteoarthritis, Hip, Osteoarthritis, Ankylosing Spondylitis, Rheumatoid Arthritis, Chronic Low-back Pain, Chronic Shoulder Pain
Interventions
No intervention, observational only.
Other
Lead sponsor
Illinois Institute of Technology
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 10, 2023 · Synced Oct 9, 2026, 10:33 PM EDT
Not listed No phase listed Observational

TruGraf® Long-term Clinical Outcomes Study

NCT04491552
View directory record Official record
Conditions
Kidney Transplant Rejection
Interventions
Patients monitored with TruGraf and TRAC testing
Diagnostic Test
Lead sponsor
Transplant Genomics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
36
States / cities
Tucson, Arizona • Fresno, California • La Jolla, California + 28 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2022 · Synced Oct 9, 2026, 10:33 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Development of a Novel Evaluation Scale of Mental Body Representation (MBR) for Adults With Spinal Cord Injury

NCT07029802
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
No intervention
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 18, 2026 · Synced Oct 9, 2026, 10:33 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Identification of Novel Circadian Biomarkers

NCT02291003
View directory record Official record
Conditions
Circadian Rhythm Disorders
Interventions
Not listed
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 60 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 31, 2018 · Synced Oct 9, 2026, 10:33 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Observational Study to Compare Outcomes of Different Psychiatric Treatment of Suicidal Adolescents

NCT04625686
View directory record Official record
Conditions
Suicidal Ideation
Interventions
Mental Health Treatment
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
12 Years to 18 Years
Enrollment
249 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
4
States / cities
Queens, New York • Cincinnati, Ohio • Columbus, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2025 · Synced Oct 9, 2026, 10:33 PM EDT
Recruiting Not applicable Interventional

Point-of-care Ultrasound Utility in the Free Clinic Setting

NCT07556341
View directory record Official record
Conditions
Point of Care Ultrasound (POCUS)
Interventions
Point of care ultrasound
Diagnostic Test
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 9, 2026, 10:33 PM EDT
Completed No phase listed Observational

ILAs in CT Lung Cancer Screening Population

NCT04503044
View directory record Official record
Conditions
Interstitial Lung Disease, IPF
Interventions
Retrospective observational study
Other
Lead sponsor
Lahey Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
1,703 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Burlington, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 3, 2021 · Synced Oct 9, 2026, 10:33 PM EDT
Completed Phase 4 Interventional Results available

Placebo In Chronic Back Pain (Phase 2)

NCT02986334
View directory record Official record
Conditions
Chronic Low Back Pain
Interventions
Naproxen, Omeprazole, Placebo
Drug
Lead sponsor
Apkar Apkarian
Other
Eligibility
18 Years to 75 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 7, 2022 · Synced Oct 9, 2026, 10:33 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Kesimpta (Ofatumumab) Pregnancy Registry

NCT05634967
View directory record Official record
Conditions
Multiple Sclerosis, Pregnancy
Interventions
Kesimpta
Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years
Enrollment
725 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2033
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jan 14, 2025 · Synced Oct 9, 2026, 10:33 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Measuring Cortisol Levels in Persons With Parkinson's (PD)

NCT02727270
View directory record Official record
Conditions
Parkinson Disease, Huntington Disease
Interventions
No Intervention - Observational Study
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 99 Years
Enrollment
131 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
2
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Dec 22, 2023 · Synced Oct 9, 2026, 10:33 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Feasibility of Rice Bran Supplementation in Nicaraguan Children

NCT02615886
View directory record Official record
Conditions
Dietary Rice Bran Supplementation
Interventions
Observational Control, Rice bran
Other · Dietary Supplement
Lead sponsor
Colorado State University
Other
Eligibility
4 Months to 13 Months
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 19, 2017 · Synced Oct 9, 2026, 10:33 PM EDT
Completed No phase listed Observational

Prehospital Resuscitation On Helicopter Study

NCT02272465
View directory record Official record
Conditions
Traumatic Injuries
Interventions
No intervention
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
15 Years and older
Enrollment
1,049 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
9
States / cities
Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 8, 2015 · Synced Oct 9, 2026, 10:33 PM EDT
Terminated No phase listed Observational

Effect of Ketamine on Neurological Activity as Measured by Electroencephalogram (EEG)

NCT05095792
View directory record Official record
Conditions
Treatment-resistant Depression
Interventions
Observational - no intervention
Other
Lead sponsor
Entheon Biomedical Corp.
Industry
Eligibility
21 Years to 60 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 14, 2024 · Synced Oct 9, 2026, 10:33 PM EDT
Terminated Phase 2 Interventional Results available

Calcitriol and Dexamethasone Before Radical Prostatectomy in Treating Patients With Localized Adenocarcinoma (Cancer) of the Prostate

NCT00084864
View directory record Official record
Conditions
Prostate Cancer
Interventions
calcitriol, dexamethasone, clinical observation
Dietary Supplement · Drug · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years to 120 Years · Male only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2010
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 12, 2017 · Synced Oct 9, 2026, 10:33 PM EDT
Terminated Phase 4 Interventional Results available

Lipogems Prospective Study

NCT03922490
View directory record Official record
Conditions
Knee Osteoarthritis
Interventions
Lipogems Device PLUS debridement, Debridement only
Device · Procedure
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 70 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 10, 2023 · Synced Oct 9, 2026, 10:33 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Effects of Night Call on Intellectual Performance

NCT02697266
View directory record Official record
Conditions
Sleep Deprivation
Interventions
No intervention
Other
Lead sponsor
Haleh Saadat
Other
Eligibility
Not listed
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 9, 2016 · Synced Oct 9, 2026, 10:33 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Food at Home Study

NCT06286514
View directory record Official record
Conditions
Obesity, Diet, Healthy
Interventions
No intervention
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 99 Years
Enrollment
439 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 9, 2026, 10:33 PM EDT
Completed No phase listed Observational

Validity of a Test of Functional Cognition in Persons With Acquired Brain Injury

NCT04943835
View directory record Official record
Conditions
Acquired Brain Injury
Interventions
Observational - No intervention
Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
21 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Oct 9, 2026, 10:33 PM EDT
Completed No phase listed Observational

Using Genomic Analysis to Guide Individual Treatment in Glioblastoma

NCT02725684
View directory record Official record
Conditions
Glioblastoma
Interventions
Observational study, no intervention
Other
Lead sponsor
Rockefeller University
Other
Eligibility
3 Years to 100 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
7
States / cities
New York, New York • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Oct 9, 2026, 10:33 PM EDT
Recruiting Phase 4 Interventional

Testosterone Replacement Therapy for the Treatment of Low Testosterone in Hypogonadal Men With Localized Prostate Cancer on Active Surveillance

NCT06733350
View directory record Official record
Conditions
Localized Prostate Carcinoma, Stage I Prostate Cancer AJCC v8, Stage II Prostate Cancer AJCC v8, Stage III Prostate Cancer AJCC v8
Interventions
Biopsy of Prostate, Biospecimen Collection, Magnetic Resonance Imaging, Patient Observation, Questionnaire Administration, Therapeutic Testosterone
Procedure · Other · Drug
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 9, 2026, 10:33 PM EDT
Recruiting No phase listed Observational

Refractive Outcomes Utilizing Two SS-OCT Biometers for IOL Power Calculations

NCT06801678
View directory record Official record
Conditions
Cataract
Interventions
Not listed
Lead sponsor
The Eye institute of Utah
Other
Eligibility
21 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 30, 2025 · Synced Oct 9, 2026, 10:33 PM EDT
Active, not recruiting No phase listed Observational

The PROspera Kidney Transplant ACTIVE Rejection Assessment Registry (ProActive)

NCT04091984
View directory record Official record
Conditions
Kidney Transplant Rejection
Interventions
Prospera
Diagnostic Test
Lead sponsor
Natera, Inc.
Industry
Eligibility
18 Years and older
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
55
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 45 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2024 · Synced Oct 9, 2026, 10:33 PM EDT