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ClinicalTrials.gov public records Last synced Oct 20, 2026, 1:38 PM EDT

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

Showing 913–936 of 4,386 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: observational study Clear all
Not listed No phase listed Observational Accepts healthy volunteers

Continuous Glucose Monitoring for Various Degrees of Glucose Intolerance

NCT05491954
View directory record Official record
Conditions
Diabetes, Gestational
Interventions
Dexcom G6
Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 21, 2022 · Synced Oct 20, 2026, 1:38 PM EDT
Active, not recruiting No phase listed Observational

A Longitudinal Observational Study of Patients Undergoing Therapy for IMISC

NCT03661866
View directory record Official record
Conditions
Atopic Dermatitis, Alopecia Areata, Hidradenitis Suppurativa, Vitiligo, Psoriasis, Chronic Spontaneous Urticaria
Interventions
Not listed
Lead sponsor
Target PharmaSolutions, Inc.
Industry
Eligibility
Not listed
Enrollment
15,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2050
U.S. locations
54
States / cities
Scottsdale, Arizona • Fort Smith, Arkansas • Little Rock, Arkansas + 48 more
Source: ClinicalTrials.gov public record
Updated Mar 20, 2026 · Synced Oct 20, 2026, 1:38 PM EDT
Recruiting No phase listed Observational

Tempus Small Cell Lung Cancer Observational Study (Sculptor)

NCT05257551
View directory record Official record
Conditions
Small Cell Lung Cancer
Interventions
Observation
Other
Lead sponsor
Tempus AI
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
11
States / cities
Los Alamitos, California • Aurora, Colorado • Peoria, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 20, 2026, 1:38 PM EDT
Completed No phase listed Observational

Collecting and Storing Malignant, Borderline Malignant Neoplasms, and Related Samples From Young Patients With Cancer

NCT00898079
View directory record Official record
Conditions
Acute Undifferentiated Leukemia, Atypical Chronic Myeloid Leukemia, BCR-ABL1 Negative, Childhood Acute Lymphoblastic Leukemia, Childhood Acute Myeloid Leukemia, Childhood Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Childhood Solid Neoplasm, Chronic Lymphocytic Leukemia, Hairy Cell Leukemia, Juvenile Myelomonocytic Leukemia, Mast Cell Leukemia, Neoplasm of Uncertain Malignant Potential, Prolymphocytic Leukemia, Secondary Acute Myeloid Leukemia, T-Cell Large Granular Lymphocyte Leukemia
Interventions
Cytology Specimen Collection Procedure
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 30 Years
Enrollment
2,545 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2018
U.S. locations
175
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 132 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2018 · Synced Oct 20, 2026, 1:38 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Copper IUD Treatment Observation Study

NCT02519231
View directory record Official record
Conditions
Menorrhagia
Interventions
Naproxen, Placebo
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 49 Years · Female only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
5
States / cities
Chicago, Illinois • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 14, 2020 · Synced Oct 20, 2026, 1:38 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Cytokeratin 18 Non-invasive Biomarker for Rejection in Liver Transplant Patients

NCT06153641
View directory record Official record
Conditions
Liver Transplant Rejection, Liver Transplant Failure and Rejection
Interventions
N/A-Observational Study
Other
Lead sponsor
St. Louis University
Other
Eligibility
1 Year and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 10, 2025 · Synced Oct 20, 2026, 1:38 PM EDT
Recruiting Not applicable Interventional

Noraxon myoRESEARCH™ Software Gait Analysis Evaluation and Orthotic Gait Correction in Reducing Diabetic Foot Ulceration Or Subsequent Amputation in Patients With a History of a Diabetic Foot Ulceration

NCT04164641
View directory record Official record
Conditions
Diabetic Foot Ulcer
Interventions
Noraxon myoRESEARCH™ Software Gait Analysis Evaluation and Orthotic
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 90 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 20, 2026, 1:38 PM EDT
Terminated Phase 1Phase 2 Interventional

Study of GNS561 in Patients With Liver Cancer

NCT03316222
View directory record Official record
Conditions
Hepatocellular Carcinoma, Cholangiocarcinoma, Intrahepatic
Interventions
GNS561
Drug
Lead sponsor
Genoscience Pharma
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 2, 2022 · Synced Oct 20, 2026, 1:38 PM EDT
Completed Phase 1 Interventional

Cognitive Oriented Strategy Training Augmented Rehabilitation (COSTAR) Treatment Approach for Stroke

NCT01910454
View directory record Official record
Conditions
Stroke
Interventions
Cognitive-Oriented Strategy Augmented Rehabilitation (COSTAR), Task Specific Training (TST)
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 28, 2018 · Synced Oct 20, 2026, 1:38 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Impact of FeNO Measured With the NIOX MINO® Device in Identifying Asthma Among Patients With Prolonged Respiratory Symptoms

NCT01518322
View directory record Official record
Conditions
Asthma
Interventions
NIOX MINO®
Device
Lead sponsor
Aerocrine AB
Industry
Eligibility
7 Years to 65 Years
Enrollment
235 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
13
States / cities
Byron, Minnesota • Chatfield, Minnesota • Pine Island, Minnesota + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 30, 2013 · Synced Oct 20, 2026, 1:38 PM EDT
Completed No phase listed Observational

Targeting Effective Analgesia in Clinics for HIV - Patient Cohort

NCT02525731
View directory record Official record
Conditions
HIV Infection, Pain, Drug Dependence
Interventions
Not listed
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
2
States / cities
Atlanta, Georgia • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 20, 2018 · Synced Oct 20, 2026, 1:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pilot Study of Imaging Human Skin With High-Speed Spectrally Encoded Confocal Microscopy

NCT04566302
View directory record Official record
Conditions
Pigmented Lesions, Pigmented Skin Lesion, Pigmented Moles, Skin Lesion
Interventions
SECM Skin Imaging
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Oct 20, 2026, 1:38 PM EDT
Completed Not applicable Interventional Results available

Treatment Trial of Subclinical Hypothyroidism in Down Syndrome

NCT01832753
View directory record Official record
Conditions
Down Syndrome, Subclinical Hypothyroidism
Interventions
Levothyroxine
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
8 Years to 20 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 6, 2019 · Synced Oct 20, 2026, 1:38 PM EDT
Completed No phase listed Observational

An Observational Study of Patients With Coronavirus Disease 2019

NCT04331886
View directory record Official record
Conditions
COVID-19, Coronavirus
Interventions
Not listed
Lead sponsor
Target PharmaSolutions, Inc.
Industry
Eligibility
18 Years and older
Enrollment
199 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 20, 2026, 1:38 PM EDT
Completed No phase listed Observational

Study to Evaluate Potential Predictors of Relapse in Participants With Major Depressive Disorder (MDD)

NCT02489305
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
Not listed
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 64 Years
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
25
States / cities
Birmingham, Alabama • Glendale, California • Oceanside, California + 22 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 20, 2026, 1:38 PM EDT
Completed No phase listed Observational

Antibiotic Administration and Blood Culture Positivity in Severe Sepsis and Septic Shock

NCT01867905
View directory record Official record
Conditions
Severe Sepsis, Septic Shock, Bacteremia
Interventions
Not listed
Lead sponsor
University of British Columbia
Other
Eligibility
18 Years and older
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Oct 20, 2026, 1:38 PM EDT
Recruiting No phase listed Observational

Observational Study of Pediatric Rheumatic Diseases: The CARRA Registry

NCT02418442
View directory record Official record
Conditions
Rheumatic Joint Disease
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
Up to 21 Years
Enrollment
20,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
75
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 59 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 20, 2026, 1:38 PM EDT
Completed No phase listed Observational

Short Term Observational Study in DEB Patients

NCT02178969
View directory record Official record
Conditions
Dystrophic Epidermolysis Bullosa
Interventions
Not listed
Lead sponsor
Shire
Industry
Eligibility
Not listed
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
3
States / cities
Chicago, Illinois • New York, New York • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 17, 2021 · Synced Oct 20, 2026, 1:38 PM EDT
Recruiting No phase listed Observational

Experiences w/ & Attitudes Towards Immune Chckpt Inhibitors in NSCLC Patients Single Center Survey Based Study

NCT07339254
View directory record Official record
Conditions
Lung Non-Small Cell Carcinoma
Interventions
Non-Interventional Study
Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 20, 2026, 1:38 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Studying Genes Associated With Non-Hodgkin Lymphoma in Young Patients

NCT01623856
View directory record Official record
Conditions
Childhood Burkitt Lymphoma, Childhood Lymphoblastic Lymphoma
Interventions
laboratory biomarker analysis
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 20 Years
Enrollment
483 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Monrovia, California
Source: ClinicalTrials.gov public record
Updated May 7, 2015 · Synced Oct 20, 2026, 1:38 PM EDT
Terminated No phase listed Observational

Observational Registry of Treatment Patterns in Castrate-resistant Prostate Cancer (CRPC) Patients

NCT01076751
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Not listed
Lead sponsor
Sanofi
Industry
Eligibility
Male only
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 14, 2011 · Synced Oct 20, 2026, 1:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Online Expert Peer Facilitation of the EVERYbody Project

NCT05336253
View directory record Official record
Conditions
Body Image, Eating Disorder Symptom, Weight Bias
Interventions
EVERYbody Project-Connect, Self-Help Workbook
Behavioral
Lead sponsor
Western Washington University
Other
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Bellingham, Washington
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Oct 20, 2026, 1:38 PM EDT
Terminated No phase listed Observational

Long-term Observational Study in HIV Subjects Exposed to EGRIFTA®

NCT01579695
View directory record Official record
Conditions
HIV
Interventions
Tesamorelin for injection
Drug
Lead sponsor
Theratechnologies
Industry
Eligibility
18 Years and older
Enrollment
391 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
31
States / cities
Bakersfield, California • Fountain Valley, California • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2018 · Synced Oct 20, 2026, 1:38 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Biomarkers of CASH

NCT04467489
View directory record Official record
Conditions
Cerebral Cavernous Malformation, Cavernous Angioma, Hemorrhagic Microangiopathy
Interventions
observational
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
1,040 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
4
States / cities
Phoenix, Arizona • San Francisco, California • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Oct 20, 2026, 1:38 PM EDT