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ClinicalTrials.gov public records Last synced Oct 22, 2026, 12:34 PM EDT

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

Showing 73–96 of 254 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Observation data collection study. Clear all
Completed No phase listed Observational

To Assess the Effectiveness and Safety of Zepzelca in Adult Patients With Extensive Stage Small Cell Lung Cancer (SCLC)

NCT04894591
View directory record Official record
Conditions
Extensive-stage Small-cell Lung Cancer
Interventions
Zepzelca
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
32
States / cities
Huntsville, Alabama • Norwich, Connecticut • Brooksville, Florida + 29 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 22, 2026, 12:34 PM EDT
Not yet recruiting No phase listed Observational

Observational Data Collection for Blood Hemoglobin Algorithm Validation in Pediatrics

NCT07706140
View directory record Official record
Conditions
Hemoglobin, Cerebral Oxygenation, Congenital Heart Disease
Interventions
Noninvasive hemoglobin monitoring
Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
0 Days to 21 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 22, 2026, 12:34 PM EDT
Completed No phase listed Observational Results available

Obtain Additional Information on Use of CorMatrix ECM (Extracellular Matrix)

NCT02073331
View directory record Official record
Conditions
Coronary Disease
Interventions
Not listed
Lead sponsor
Elutia Inc.
Industry
Eligibility
Not listed
Enrollment
1,420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
43
States / cities
Birmingham, Alabama • Glendale, Arizona • Phoenix, Arizona + 36 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2023 · Synced Oct 22, 2026, 12:34 PM EDT
Completed No phase listed Observational

RANS. Study in Patients With Severe Eosinophilic Asthma and Nasal Polyps.

NCT05180357
View directory record Official record
Conditions
Severe Eosinophilic Asthma, Nasal Polyps
Interventions
FASENRA(benralizumab)
Other
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 99 Years
Enrollment
273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
8
States / cities
Centennial, Colorado • Denver, Colorado • Glendale, New York + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 19, 2023 · Synced Oct 22, 2026, 12:34 PM EDT
Terminated Phase 1 Interventional Results available

Fecal Microbiota Transplantation (FMT) of FMP30 in Relapsing-Remitting Multiple Sclerosis

NCT03594487
View directory record Official record
Conditions
Relapsing Remitting Multiple Sclerosis
Interventions
FMP30 Donor Stool, Fecal Microbiota Transplantation (FMT) of FMP30 Donor Stool, Observational Control
Drug · Procedure · Other
Lead sponsor
Jeffrey Gelfand
Other
Eligibility
18 Years to 60 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Oct 22, 2026, 12:34 PM EDT
Completed No phase listed Observational

Longitudinal Evaluation of HIV-associated Lung Disease Phenotypes

NCT02238327
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, HIV, Emphysema
Interventions
blood draw, questionnaires, Lung function testing, Six-Minute walk test, Quantitative CT scans, Nasal secretion and cell collection, Echocardiogram
Procedure · Radiation
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 80 Years
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced Oct 22, 2026, 12:34 PM EDT
Completed No phase listed Observational

Data Collection Post Radical Prostatectomy

NCT06351579
View directory record Official record
Conditions
Stress Urinary Incontinence, Radical Prostatectomy, BPH
Interventions
Control
Other
Lead sponsor
Levee Medical, Inc.
Industry
Eligibility
45 Years to 70 Years · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Oct 22, 2026, 12:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

HPTN 073 Black Men Who Have Sex With Men (MSM) Pre-Exposure Prophylaxis (PrEP)

NCT01808352
View directory record Official record
Conditions
HIV
Interventions
Observational
Other
Lead sponsor
HIV Prevention Trials Network
Network
Eligibility
18 Years and older · Male only
Enrollment
226 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
3
States / cities
Los Angeles, California • Washington D.C., District of Columbia • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 7, 2025 · Synced Oct 22, 2026, 12:34 PM EDT
Active, not recruiting No phase listed Observational

Predictive Multimodal Signatures Associated With Response to Treatment and Prognosis of Patients With Stage IV Non-small Cell Lung Cancer

NCT04994795
View directory record Official record
Conditions
Non-small Cell Lung Cancer Metastatic
Interventions
Predictive models (data collection)
Other
Lead sponsor
Sophia Genetics SAS
Industry
Eligibility
18 Years and older
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
6
States / cities
Iowa City, Iowa • Worcester, Massachusetts • Rochester, Minnesota + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 21, 2024 · Synced Oct 22, 2026, 12:34 PM EDT
Completed No phase listed Observational

Identifying, Understanding, and Overcoming Barriers to the Use of Clinical Practice Guidelines in Pediatric Oncology

NCT02847130
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia, B-Cell Non-Hodgkin Lymphoma, Childhood Acute Myeloid Leukemia, Childhood Burkitt Lymphoma, Childhood Neoplasm, Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm, Recurrent Childhood Acute Lymphoblastic Leukemia
Interventions
Informational Intervention, Interview, Medical Chart Review, Questionnaire Administration
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 20 Years
Enrollment
530 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
31
States / cities
Oakland, California • Wilmington, Delaware • Fort Myers, Florida + 23 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2023 · Synced Oct 22, 2026, 12:34 PM EDT
Terminated No phase listed Observational

Prospective Outcomes of Second-Line Therapy in Acute Graft-Versus-Host Study Including ECP (POSTAGE)

NCT02151539
View directory record Official record
Conditions
Graft Versus Host Disease
Interventions
medical chart review, quality-of-life assessment
Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
4
States / cities
Scottsdale, Arizona • Rochester, Minnesota • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 17, 2019 · Synced Oct 22, 2026, 12:34 PM EDT
Completed No phase listed Observational

Impact of Steroid, Diuretic, and Fluid Use on BPD Outcomes

NCT04971694
View directory record Official record
Conditions
BPD - Bronchopulmonary Dysplasia
Interventions
No interventions or procedures
Other
Lead sponsor
Pediatrix
Other
Eligibility
Not listed
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 19, 2024 · Synced Oct 22, 2026, 12:34 PM EDT
Active, not recruiting No phase listed Observational

A Study to Evaluate Long-Term Safety of Vumerity and Tecfidera in Participants With Multiple Sclerosis (MS)

NCT05767736
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Diroximel Fumarate, Dimethyl Fumarate, Disease-Modifying Therapies (DMTs)
Drug
Lead sponsor
Biogen
Industry
Eligibility
18 Years and older
Enrollment
10,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2032
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 16, 2025 · Synced Oct 22, 2026, 12:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Serum Biomarkers to Characterize the Effects of Therapy on Ovarian Reserve in Premenopausal Women With Early-stage Breast Cancer or BRCA Mutations

NCT00823654
View directory record Official record
Conditions
Breast Cancer
Interventions
Blood draw and questionnaires
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
609 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2027
U.S. locations
8
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 22, 2026, 12:34 PM EDT
Completed No phase listed Observational

An Observational Study, Called RegoFlex EU, to Learn More About the Use of Stivarga at Reduced Doses as Recommended (Flexible Dosing) to Treat People With Metastatic Colorectal Cancer in Real World Settings in Europe

NCT05551039
View directory record Official record
Conditions
Metastatic Colorectal Cancer
Interventions
Retrospective patient chart review
Other
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Whippany, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 26, 2023 · Synced Oct 22, 2026, 12:34 PM EDT
Recruiting No phase listed Observational

Recurrence Post-transplant Observational Study in Focal Segmental Glomerulosclerosis and Minimal Change Disease

NCT05650619
View directory record Official record
Conditions
Focal Segmental Glomerulosclerosis, Minimal Change Disease, FSGS, MCD
Interventions
Biospecimen collection, Data collection
Other
Lead sponsor
University of Michigan
Other
Eligibility
Not listed
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 22, 2026, 12:34 PM EDT
Recruiting Phase 1 Interventional

An Open-Label Study of INV-1120 as a Single Agent and in Combination With Pembrolizumab in Adult Patients With Advanced Solid Tumors

NCT04443088
View directory record Official record
Conditions
Cancer, Solid Tumor, Adult, Cancer Metastatic, Solid Carcinoma, Solid Tumor, Unspecified, Adult, Tumor, Solid
Interventions
INV-1120, Pembrolizumab
Drug · Combination Product
Lead sponsor
Shenzhen Ionova Life Sciences Co., Ltd.
Industry
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
3
States / cities
Lafayette, Indiana • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Oct 22, 2026, 12:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Acorai Machine Learning Generalization (MLG) Study

NCT05835024
View directory record Official record
Conditions
Heart Failure
Interventions
Acorai Sensor Data Collection (ASDC) system 1.0 - Phase 1, Acorai Sensor Data Collection (ASDC) system 1.0 - Phase 2
Device
Lead sponsor
Acorai AB
Industry
Eligibility
18 Years and older
Enrollment
1,602 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
10
States / cities
Conway, Arkansas • Little Rock, Arkansas • Jacksonville, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 3, 2024 · Synced Oct 22, 2026, 12:34 PM EDT
Recruiting No phase listed Observational

ATUSA Ultrasound Diagnostic Imaging for Breast Lesions Evaluation (AUDIBLE) - iSono Health

NCT07505797
View directory record Official record
Conditions
Breast Cancer, Benign Breast Condition, Breast Fibroadenoma, Breast Neoplasms, Breast Disease, Breast Cancer Female, Breast Pain, Breast Cancer Invasive, Breast Cancer Detection
Interventions
ATUSA 3D Automated Breast Ultrasound System
Device
Lead sponsor
iSono Health, Inc.
Industry
Eligibility
18 Years to 94 Years · Female only
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Sacramento, California • Cypress, Texas
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 22, 2026, 12:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Collection and Analyses of Physiological, Physical, and Molecular Data From a Diverse Population

NCT06381232
View directory record Official record
Conditions
General Health, Wellness
Interventions
No Intervention
Other
Lead sponsor
Viome
Industry
Eligibility
Not listed
Enrollment
20,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2028
U.S. locations
1
States / cities
Bothell, Washington
Source: ClinicalTrials.gov public record
Updated Apr 24, 2024 · Synced Oct 22, 2026, 12:34 PM EDT
Terminated No phase listed Observational

The Nanowear Wearable System SimpleSense Validation Trial for Cardiac Output

NCT05629533
View directory record Official record
Conditions
Right Heart Catheterization
Interventions
SimpleSense
Device
Lead sponsor
Nanowear Inc.
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Valhalla, New York
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 22, 2026, 12:34 PM EDT
Terminated No phase listed Observational

Evaluation of Mammographic Breast Density in Participants with Hormone Receptor-Negative Breast Cancer Enrolled on Study A011502

NCT03609021
View directory record Official record
Conditions
Breast Carcinoma, Estrogen Receptor Negative, Progesterone Receptor Negative
Interventions
Screening Mammography, Biospecimen Collection
Procedure
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
Female only
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
514
States / cities
Fairbanks, Alaska • Gilbert, Arizona • Glendale, Arizona + 341 more
Source: ClinicalTrials.gov public record
Updated Jan 16, 2025 · Synced Oct 22, 2026, 12:34 PM EDT
Not listed No phase listed Observational

A RETROspective Data Collection of comPRESSion Anastomosis Using the ColonRing

NCT01880918
View directory record Official record
Conditions
Diverticulum, Colon, Colorectal Neoplasms, Crohn Disease, Colitis, Ulcerative, Colostomy, Ileostomy - Stoma, Rectal Prolapse, Intestinal Polyposis, Lymphoma, Endometriosis, Intestinal Volvulus
Interventions
Not listed
Lead sponsor
novoGI
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
3
States / cities
Atlamonte Springs, Florida • Port Charlotte, Florida • Springfield, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 19, 2013 · Synced Oct 22, 2026, 12:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

PPD™ CorEvitas™ Psoriasis (PSO) Early Treatment Response Non-Interventional Study

NCT07648602
View directory record Official record
Conditions
Psoriasis
Interventions
Observational (Non-Interventional) Registry
Other
Lead sponsor
CorEvitas
Network
Eligibility
18 Years and older
Enrollment
2,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2036
U.S. locations
1
States / cities
Waltham, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 22, 2026, 12:34 PM EDT