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ClinicalTrials.gov public records Last synced Oct 31, 2026, 6:20 PM EDT

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Showing 745–768 of 872 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Sampling Clear all
Completed No phase listed Observational Accepts healthy volunteers

The Endocannabinoid System in Human Gestational Tissues in Labor

NCT03752021
View directory record Official record
Conditions
Labor
Interventions
Myometrial Sampling
Procedure
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
2
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 15, 2019 · Synced Oct 31, 2026, 6:20 PM EDT
Not yet recruiting Early Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Distribution of 64Cu/68Ga Labeled CM500 in Healthy Volunteers and Patients With Cancer

NCT07781852
View directory record Official record
Conditions
Bladder Cancer, Glioma, Glioblastoma (GBM), Breast Cancer, Colorectal Cancer, Esophageal Cancer, Gastric Cancer (GC), Pharynx Cancer, Oral Cavity Cancer, Kidney Cancer, Liver Cancer, Lung Cancer (NSCLC), Ovarian Cancer, Pancreatic Cancer, PDAC - Pancreatic Ductal Adenocarcinoma, Prostate Cancer
Interventions
[64Cu]CM500, [68Ga]CM500, PET/MR, PET/CT, Blood Collection
Drug · Device · Procedure
Lead sponsor
Lumina Pharmaceuticals Inc
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
3
States / cities
Boston, Massachusetts • Grand Rapids, Michigan • New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 31, 2026, 6:20 PM EDT
Completed No phase listed Observational

Non-Invasive Screening for Fetal Aneuploidy

NCT00847990
View directory record Official record
Conditions
Down Syndrome, Edwards Syndrome
Interventions
Maternal blood screening test for fetal aneuploidy
Other
Lead sponsor
Sequenom, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
25
States / cities
Mesa, Arizona • Phoenix, Arizona • Tucson, Arizona + 18 more
Source: ClinicalTrials.gov public record
Updated Sep 5, 2011 · Synced Oct 31, 2026, 6:20 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Study to Evaluate EnteroTracker® as a Sampling Method to Screen for Barrett's Esophagus/Esophageal Cancer

NCT05706025
View directory record Official record
Conditions
Barrett Esophagus, Esophageal Cancer
Interventions
EnteroTracker
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
45 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 6, 2025 · Synced Oct 31, 2026, 6:20 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Compare Zavegepant Concentration Using Samples Collected From the Vein Versus Patient-Centric Microsampling

NCT05948085
View directory record Official record
Conditions
Healthy
Interventions
Zavegepant 10 mg IN
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 29, 2026 · Synced Oct 31, 2026, 6:20 PM EDT
Completed Not applicable Interventional

Slide Interpretation or Standard Surgical Pathology in Assessing Margin Status in Patients With Pancreatic Cancer Undergoing Surgery

NCT01646697
View directory record Official record
Conditions
Pancreatic Cancer, Adenocarcinoma
Interventions
cytology specimen collection procedure
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 80 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 9, 2017 · Synced Oct 31, 2026, 6:20 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Nicotine Delivery Systems: Research & Treatment

NCT00108342
View directory record Official record
Conditions
Smoking
Interventions
Nicotine gum - 2 mg and 4 mg, Nicotine lozenges - 2 mg and 4 mg, Nicotine inhaler (4 mg yield) - low and high "dosage" by frequency of puffing, Computer learning
Drug · Other
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
21 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2014 · Synced Oct 31, 2026, 6:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

SC2i VIPER: EnVenomation Investigation Pilot to Evaluate Recovery

NCT03170297
View directory record Official record
Conditions
Critical Illness
Interventions
Research interventions of blood sampling and data collection
Other
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
18 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Oct 31, 2026, 6:20 PM EDT
Not yet recruiting Not applicable Interventional

Feasibility and Effectiveness of Sentinel Lymph Node Biopsy in Inflammatory Breast Cancer

NCT07876986
View directory record Official record
Conditions
Breast Cancer
Interventions
Sentinel node biopsy with blue dye and radioisotope
Diagnostic Test
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2028
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 31, 2026, 6:20 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase 1 Study of ONO-2020 in Healthy Participants

NCT05507515
View directory record Official record
Conditions
Healthy Volunteers
Interventions
ONO-2020, Placebo
Drug
Lead sponsor
Ono Pharmaceutical Co., Ltd.
Industry
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Apr 9, 2024 · Synced Oct 31, 2026, 6:20 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Tobacco and Socioeconomic Disadvantage

NCT03620708
View directory record Official record
Conditions
Tobacco Smoking
Interventions
Motivational Interviewing, Nicotine Replacement Therapy Sampling, Referral Only
Behavioral · Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 65 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 15, 2019 · Synced Oct 31, 2026, 6:20 PM EDT
Recruiting Not applicable Interventional

Prediction of Anxiety and Memory State

NCT06551090
View directory record Official record
Conditions
Anxiety, Memory, Epilepsy
Interventions
CAMERA (Context-Aware Multimodal Ecological Research and Assessment)
Other
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Oct 31, 2026, 6:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Community Dynamics of Malaria Transmission in Humans and Mosquitoes at Maferinyah Sub-Prefecture, Guinea

NCT04969913
View directory record Official record
Conditions
Malaria
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 24, 2024 · Synced Oct 31, 2026, 6:20 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Neonatal Pulse Oximetry Disparities Due to Skin Pigmentation

NCT06063148
View directory record Official record
Conditions
Skin Pigment, Pulse Oximetry
Interventions
Enrolled Participant
Device
Lead sponsor
University of California, Davis
Other
Eligibility
Up to 10 Days
Enrollment
163 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
2
States / cities
Sacramento, California • Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Oct 31, 2026, 6:20 PM EDT
Terminated Not applicable Interventional

Endovascular Magnesium Sampling in Acute Stroke

NCT01502748
View directory record Official record
Conditions
Acute Stroke
Interventions
endovascular sampling
Other
Lead sponsor
University of Southern California
Other
Eligibility
40 Years to 95 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 1, 2017 · Synced Oct 31, 2026, 6:20 PM EDT
Completed No phase listed Observational

Biomarkers Associated With Spontaneous Preterm Birth Less Than 32 Wks Gestation

NCT02317315
View directory record Official record
Conditions
Preterm Labor, Preterm Birth
Interventions
Not listed
Lead sponsor
Ranjith Kamity, MD
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Jan 29, 2018 · Synced Oct 31, 2026, 6:20 PM EDT
Completed No phase listed Observational

Comprehensive Gene Sequencing in Guiding Treatment Recommendations Patients With Metastatic or Recurrent Solid Tumors

NCT01987726
View directory record Official record
Conditions
Recurrent Breast Cancer, Recurrent Colon Cancer, Recurrent Rectal Cancer, Stage IV Breast Cancer, Stage IVA Colon Cancer, Stage IVA Rectal Cancer, Stage IVB Colon Cancer, Stage IVB Rectal Cancer
Interventions
cytology specimen collection procedure, laboratory biomarker analysis
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Oct 31, 2026, 6:20 PM EDT
Terminated Phase 1 Interventional

Genetic Drug Study of Mycophenolic Acid (CellCept) in Pediatric Kidney Transplant Patients

NCT00433953
View directory record Official record
Conditions
Kidney Transplant
Interventions
Mycophenolate Mofetil (CellCept), Dietary Monitoring, Drug Diary, Blood Sampling
Drug · Behavioral · Procedure
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
2 Years to 18 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 20, 2013 · Synced Oct 31, 2026, 6:20 PM EDT
Not listed No phase listed Observational

Investigation of Antibody and Immune Responses to SARS-CoV-2 Proteins in COVID-19 Patients

NCT04465981
View directory record Official record
Conditions
COVID-19, SARS-CoV-2 Infection
Interventions
Sampling
Diagnostic Test
Lead sponsor
INanoBio Inc.
Industry
Eligibility
18 Years and older
Enrollment
80 participants
Timeline
2020 – 2022
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 27, 2021 · Synced Oct 31, 2026, 6:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Identifying Unique Pathogenic Macrophages in Systemic Sclerosis-ILD

NCT03438032
View directory record Official record
Conditions
Fibrosis Lung, Systemic Sclerosis
Interventions
Bronchoscopy with lavage
Diagnostic Test
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 14, 2024 · Synced Oct 31, 2026, 6:20 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Characterization of Brachial Arterial t-PA Release, Endothelial Function, Obesity and Inflammation

NCT00780481
View directory record Official record
Conditions
Obesity
Interventions
Bradykinin
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 14, 2017 · Synced Oct 31, 2026, 6:20 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

The Effect of a Peroxisome Proliferator-activated Receptor (PPAR) Alpha Agonist on Cytochrome P450 (CYP) Monooxygenase Activity in Humans

NCT00872599
View directory record Official record
Conditions
Hypertension
Interventions
fenofibrate, Placebo
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 70 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 28, 2013 · Synced Oct 31, 2026, 6:20 PM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Neural Mechanism of Aldosterone-induced Insulin Resistance

NCT02102243
View directory record Official record
Conditions
Hypertension
Interventions
DEFINITY® infusion, Human Recombinant Regular Insulin infusion, Dextrose infusion, Flow mediated vasodilation, Endothelial cell collection, Microvascular perfusion assessment using Definity, Microneurography
Drug · Procedure
Lead sponsor
Wanpen Vongpatanasin
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 15, 2023 · Synced Oct 31, 2026, 6:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Prevent Anal Cancer Self-Swab Study

NCT03489707
View directory record Official record
Conditions
Anal Cancer
Interventions
Home-based human papillomavirus (HPV) DNA screening, Clinic-based human papillomavirus (HPV) DNA screening
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
25 Years and older
Enrollment
253 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 12, 2024 · Synced Oct 31, 2026, 6:20 PM EDT