Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 22, 2026, 5:07 AM EDT

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

Showing 241–264 of 269 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Sample Collection Clear all
Recruiting No phase listed Observational Accepts healthy volunteers

A Study of a Test for Postpartum Depression at Home

NCT07186309
View directory record Official record
Conditions
Postpartum Depression (PPD), Pregnancy
Interventions
Diagnostic Test: Enlighten
Device
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older · Female only
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 28, 2025 · Synced Oct 22, 2026, 5:07 AM EDT
Completed Not applicable Interventional

Sample Collection for Evaluation of the Panbio™ COVID-19/ Flu A&B Rapid Panel.

NCT05354115
View directory record Official record
Conditions
COVID-19, Influenza A, Influenza Type B
Interventions
Nasal and Nasopharyngeal Sampling of the Panbio™ COVID-19/ Flu A&B Rapid Panel
Diagnostic Test
Lead sponsor
Abbott Rapid Dx
Industry
Eligibility
14 Years to 100 Years
Enrollment
676 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Easley, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 9, 2023 · Synced Oct 22, 2026, 5:07 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Blood Collection for Research Related to Certain Diseases Involving Blood Vessels

NCT00047996
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 100 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2002
U.S. locations
2
States / cities
Bethesda, Maryland • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 22, 2026, 5:07 AM EDT
Completed No phase listed Observational

Helicobacter Pylori Sample Collection Protocol Post Therapy Subjects

NCT03060733
View directory record Official record
Conditions
Helicobacter Pylori Infection, Gastric Ulcer, Nausea, Abdominal Pain, Weight Loss, Stomach Ulcer, Loss of Appetite, Bloating
Interventions
Post-Therapy
Other
Lead sponsor
DiaSorin Inc.
Industry
Eligibility
22 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
4
States / cities
Mission Hills, California • Great Neck, New York • Mentor, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2019 · Synced Oct 22, 2026, 5:07 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

PEEZY Midstream Urine Device Compared to Catheterized Urine Sample

NCT03729336
View directory record Official record
Conditions
Lower Urinary Tract Symptoms, Lower Urinary Tract Infection
Interventions
Midstream urine collection device, Catheter for urine collection
Device
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years to 95 Years · Female only
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Temple, Texas
Source: ClinicalTrials.gov public record
Updated Jun 5, 2019 · Synced Oct 22, 2026, 5:07 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Apheresis to Obtain Plasma or White Blood Cells for Laboratory Studies

NCT00114647
View directory record Official record
Conditions
Healthy Volunteers, HIV
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 100 Years
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1984
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Oct 22, 2026, 5:07 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Mitochondrial Biomarkers in Huntington's Disease

NCT04515550
View directory record Official record
Conditions
Huntington Disease
Interventions
lumbar puncture
Diagnostic Test
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
20 Years to 85 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 12, 2022 · Synced Oct 22, 2026, 5:07 AM EDT
Completed No phase listed Observational

Blood and Stool Sample Collection in Subjects With a Diagnosis of Colorectal Cancer or Colorectal Lesion: Act Fast

NCT03789162
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Not listed
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
40 Years and older
Enrollment
850 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
44
States / cities
Phoenix, Arizona • Canoga Park, California • Chula Vista, California + 39 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2025 · Synced Oct 22, 2026, 5:07 AM EDT
Recruiting No phase listed Observational

Diagnostic DNA Methylation Signature in Diagnosing Thyroid Cancer After Fine-Needle Aspiration in Patients With Thyroid Nodules

NCT03676647
View directory record Official record
Conditions
Thyroid Gland Nodule
Interventions
Diagnostic DNA Methylation Signature
Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
19 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2028
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Oct 22, 2026, 5:07 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pilots of Self-Collection for HPV DNA Detection

NCT00342511
View directory record Official record
Conditions
HPV
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
21 Years and older · Female only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
2
States / cities
Tucson, Arizona • East Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 22, 2026, 5:07 AM EDT
Recruiting No phase listed Observational

Care of the Prostate Cancer Patient and Prospective Procurement of Prostate Cancer Tissue

NCT02594202
View directory record Official record
Conditions
Prostate Cancer
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Male only
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2037
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 22, 2026, 5:07 AM EDT
Completed No phase listed Observational

Specimen Collection Study for H. Pylori Testing

NCT02970110
View directory record Official record
Conditions
Helicobacter Infections
Interventions
Not listed
Lead sponsor
Biomerica
Industry
Eligibility
21 Years to 75 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
4
States / cities
Tucson, Arizona • Los Angeles, California • Medley, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2022 · Synced Oct 22, 2026, 5:07 AM EDT
Recruiting No phase listed Observational

Send-In Sample Collection to Achieve Genetic and Immunologic Characterization of Primary Immunodeficiencies

NCT03610802
View directory record Official record
Conditions
Primary Immunodeficiency
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Day to 99 Years
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2038
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 22, 2026, 5:07 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Care of the Urothelial Cancer Patient and Prospective Procurement of Urothelial Cancer Tissue

NCT02379429
View directory record Official record
Conditions
Bladder Cancer, Urinary Tract Cancer, Urothelial Cancer, Healthy Volunteers
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2028
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 22, 2026, 5:07 AM EDT
Completed No phase listed Observational

Idylla IFV-RSV Panel Clinical Testing

NCT02786381
View directory record Official record
Conditions
Respiratory Tract Infections, Influenza, Human, Respiratory Syncytial Virus Infections
Interventions
Not listed
Lead sponsor
Janssen Pharmaceutica N.V., Belgium
Industry
Eligibility
Not listed
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Pensacola, Florida
Source: ClinicalTrials.gov public record
Updated Nov 22, 2016 · Synced Oct 22, 2026, 5:07 AM EDT
Recruiting Not applicable Interventional

Molecular and Cellular Profiling of Uterine Lavage Collected During Gynecologic Surgery

NCT07044505
View directory record Official record
Conditions
Gynecologic Cancer, Gynecologic Disease, Gynecological Surgery, Uterine Cancer
Interventions
Uterine Lavage
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Nov 5, 2025 · Synced Oct 22, 2026, 5:07 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Clozapine Therapy Sample Collection - Method Comparison Study

NCT05422131
View directory record Official record
Conditions
Patients Prescribed Clozapine
Interventions
MyCare Insite Clozapine Test
Device
Lead sponsor
Saladax Biomedical, Inc.
Industry
Eligibility
21 Years and older
Enrollment
153 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 18, 2023 · Synced Oct 22, 2026, 5:07 AM EDT
Active, not recruiting No phase listed Observational

Prospective, Multi-Center, Observational, Whole Blood Specimen Collection Study in Participants With Rheumatoid Arthritis With Inadequate Response or Intolerance to a DMARD Starting a New bDMARD or tsDMARD Treatment +/- csDMARD

NCT05936970
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Not listed
Lead sponsor
Aqtual, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
42
States / cities
Phoenix, Arizona • Apple Valley, California • Covina, California + 38 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Oct 22, 2026, 5:07 AM EDT
Not listed No phase listed Observational

Breast Cancer Biomarker Sample Collection for the dtectDx v2 Assay Proof of Concept Protocol

NCT02078570
View directory record Official record
Conditions
Breast Cancer
Interventions
Not listed
Lead sponsor
Provista Diagnostics, Inc
Industry
Eligibility
25 Years to 75 Years · Female only
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
12
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Sacramento, California + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2016 · Synced Oct 22, 2026, 5:07 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Swab Sample Collection for the Detection of Bacterial Proteases

NCT01881815
View directory record Official record
Conditions
Chronic Wounds
Interventions
Swabs
Other
Lead sponsor
Systagenix Wound Management
Industry
Eligibility
18 Years and older
Enrollment
141 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jul 8, 2013 · Synced Oct 22, 2026, 5:07 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Collection of Blood, Bone Marrow, Tumor, or Tissue Samples From Patients With Cancer to Study Drug Resistance

NCT00026663
View directory record Official record
Conditions
Renal Cell Carcinoma, Lung Carcinoma, Cervical Carcinoma
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2024 · Synced Oct 22, 2026, 5:07 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Prospective Collection of Female Specimens for Testing With Gen-Probe APTIMA (Registered Trademark) Assays

NCT01728103
View directory record Official record
Conditions
Chlamydia Infections, Gonorrhea, Trichomonas Infections
Interventions
APTIMA® Trichomonas vaginalis & APTIMA® COMBO 2® Assays
Device
Lead sponsor
Gen-Probe, Incorporated
Industry
Eligibility
16 Years and older · Female only
Enrollment
1,336 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2013
U.S. locations
14
States / cities
Birmingham, Alabama • San Diego, California • North Miami, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Aug 16, 2017 · Synced Oct 22, 2026, 5:07 AM EDT
Completed No phase listed Observational

Access Natriuretic Peptide Assay(s) Pivotal - Emergency Department Subject Enrollment and Specimen Collection

NCT04169815
View directory record Official record
Conditions
Heart Failure
Interventions
Access Immunodiagnostic Products
Diagnostic Test
Lead sponsor
Beckman Coulter, Inc.
Industry
Eligibility
21 Years and older
Enrollment
2,370 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
15
States / cities
Loma Linda, California • Sacramento, California • Gainesville, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2023 · Synced Oct 22, 2026, 5:07 AM EDT
Terminated No phase listed Observational

Blood Sample Collection to Evaluate Biomarkers in Subjects With Untreated Hematologic Malignancies

NCT03727009
View directory record Official record
Conditions
Hematologic Malignancy
Interventions
Blood Sample Collection
Other
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
18 Years and older
Enrollment
409 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
35
States / cities
Fort Smith, Arkansas • Little Rock, Arkansas • Greenbrae, California + 32 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2021 · Synced Oct 22, 2026, 5:07 AM EDT