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ClinicalTrials.gov public records Last synced Oct 30, 2026, 11:42 AM EDT

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

Showing 1105–1128 of 1,537 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: phlebotomy Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mechanisms of Increased Androgen Production Among Women With Polycystic Ovary Syndrome

NCT00989781
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
3-D Ultrasound, recombinant human chorionic gonadotropin, Recombinant human follicle stimulating hormone, Adrenocorticotropin, Dexamethasone, Glucose
Radiation · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 37 Years · Female only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2018 · Synced Oct 30, 2026, 11:42 AM EDT
Active, not recruiting Not applicable Interventional

Researching the Effect of Aerobic Exercise on Cancer

NCT03996239
View directory record Official record
Conditions
Cancer
Interventions
exercise (walking), plasma samples, blood draw
Behavioral · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
10
States / cities
Los Angeles, California • Boulder, Colorado • Middletown, New Jersey + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Impact of Vaccination on Th2 Immunity in Infancy

NCT02213341
View directory record Official record
Conditions
Food Hypersensitivity
Interventions
Skin prick allergen test, Blood draw
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
5 Months to 7 Months
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 23, 2019 · Synced Oct 30, 2026, 11:42 AM EDT
Terminated No phase listed Observational

Therapeutic Drug Monitoring of Cardiac Medications

NCT03667781
View directory record Official record
Conditions
Hypertension, Coronary Artery Disease
Interventions
Therapeutic drug monitoring
Diagnostic Test
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
77 participants
Timeline
2018 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Oct 30, 2026, 11:42 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Detecting Cancers Earlier Through Elective Plasma-based CancerSEEK Testing

NCT04213326
View directory record Official record
Conditions
Early Cancer Detection
Interventions
Not listed
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
50 Years and older
Enrollment
6,400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
14
States / cities
Thousand Oaks, California • Denver, Colorado • Fort Walton Beach, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2024 · Synced Oct 30, 2026, 11:42 AM EDT
Completed No phase listed Observational

Latent Tuberculosis Infection in Cancer Patients

NCT00507754
View directory record Official record
Conditions
Advanced Cancer
Interventions
T-SPOT TB test
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Oct 30, 2026, 11:42 AM EDT
Terminated No phase listed Observational

MISP 60528 Pneumococcal Vaccination

NCT04845945
View directory record Official record
Conditions
Heart Transplant Infection Prevention
Interventions
PCV15
Biological
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
4 participants
Timeline
2021 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Atlas of Retinal Imaging in Alzheimer's Study

NCT03862222
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Mild Dementia, Aging, Cognitive Change
Interventions
Retinal Imaging, Pupillometry, Contrast Sensitivity, Neuropsychological Evaluation, APOE genotyping, blood draw, Gait Assessment, Actigraphy
Other · Diagnostic Test · Genetic
Lead sponsor
University of Rhode Island
Other
Eligibility
55 Years to 80 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
4
States / cities
Clearwater, Florida • St. Petersburg, Florida • Kingston, Rhode Island + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced Oct 30, 2026, 11:42 AM EDT
Completed No phase listed Observational

Detection of Circulating Osteosarcoma Tumor Cells in the Blood of Patients Using the Polymerase Chain Reaction

NCT00588510
View directory record Official record
Conditions
Osteosarcoma
Interventions
Blood draw
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
3 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 2, 2011 · Synced Oct 30, 2026, 11:42 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

University of Pittsburgh Brain Health Initiative

NCT04708613
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Cognitive/Neuropsychological Testing, Vestibular/Ocular-Motor Testing, Sleep Evaluation, MRI, High-Resolution, Health & Physical Exam, Physical Function, Blood Testing and Biomarker Analysis, Applanation Tonometry, PET brain imaging, [C-11]6-OH-BTA-1, [F-18]AV-1451
Diagnostic Test · Drug
Lead sponsor
David Okonkwo, MD, PhD
Other
Eligibility
29 Years to 59 Years · Male only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Completed Phase 2 Interventional Results available

A Prospective Comparison of Ultrasound-Guided Percutaneous Platelet-Rich Plasma Injection

NCT01600326
View directory record Official record
Conditions
Tendinosis, Tendinitis
Interventions
Tenotomy (no injection), Ultrasound guided platelet rich plasma injection
Procedure · Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 5, 2017 · Synced Oct 30, 2026, 11:42 AM EDT
Active, not recruiting Phase 2 Interventional

Enhancing Week-long Psychological Treatment for PTSD With Ketamine

NCT05737693
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Ketamine, Midazolam
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 70 Years
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2031
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Opioid Antagonism in Individuals Ascertained Through the Partners HealthCare Biobank

NCT04975347
View directory record Official record
Conditions
Reproductive Disorders
Interventions
Naloxone
Drug
Lead sponsor
Stephanie B. Seminara, MD
Other
Eligibility
18 Years to 60 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Active, not recruiting No phase listed Observational

Transcutaneous Carbon Dioxide Monitoring in Neonates Receiving Therapeutic Hypothermia for Neonatal Encephalopathy

NCT04603547
View directory record Official record
Conditions
Neonatal Encephalopathy
Interventions
Transcutaneous Carbon Dioxide Monitoring
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
0 Days to 3 Days
Enrollment
53 participants
Timeline
2019 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 25, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Multi-modal Assessment of Gamma-aminobutyric Acid (GABA) Function in Psychosis

NCT04004416
View directory record Official record
Conditions
Schizophrenia, Bipolar Disorder, Healthy, Psychosis, Schizophreniform Disorders, Schizo Affective Disorder, Major Depression With Psychotic Features
Interventions
Placebo and fMRI, Lorazepam and fMRI
Other · Drug
Lead sponsor
University of Michigan
Other
Eligibility
16 Years to 60 Years
Enrollment
143 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Completed Phase 3 Interventional

Comparing Platelet Rich Plasma and Corticosteroid for Military & Civilian Patients With Glenohumeral Osteoarthritis

NCT05160441
View directory record Official record
Conditions
Osteoarthritis of the Shoulder, Corticosteroid, PRP, Pain
Interventions
Platelet Rich Plasma Injection, Corticosteroid Injection, Delayed Platelet Rich Plasma Injection After Corticosteroid Injection Failure
Biological
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Oct 30, 2026, 11:42 AM EDT
Completed No phase listed Observational

Intracellular Tight Junction Permeability in Schizophrenia: Focus on Zonulin

NCT01558570
View directory record Official record
Conditions
Schizophrenia, Celiac Disease
Interventions
Blood Draw
Procedure
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Catonsville, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 26, 2019 · Synced Oct 30, 2026, 11:42 AM EDT
Completed No phase listed Observational

A Multi-site Clinical Evaluation of Capillary Blood Samples Collected Using the Tasso+SST Device for Downstream Analyte Testing

NCT06392269
View directory record Official record
Conditions
Serum Analytes
Interventions
Tasso+SST
Diagnostic Test
Lead sponsor
Tasso Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
443 participants
Timeline
2024 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 20, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Routine Validation and Reproducibility Testing of Laboratory Assays and Research Techniques Used for Endocrine, Cardiometabolic, and Musculoskeletal Disorder Research (VALD)

NCT07083557
View directory record Official record
Conditions
Obesity and Obesity-related Medical Conditions, Diabetes, Atherosclerotic Disease, Heart Failure, MASH, Sarcopenia, Osteoporosis, Hyperparathyroidism, Hypoparathyroidism, Ischemic Heart Disease, Cystic Fibrosis (CF), Chronic Kidney Disease(CKD), Osteopenia, Cachexia
Interventions
Endothelial cell collection
Other
Lead sponsor
Bettina Mittendorfer
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2030
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Anabolic Response Cancer

NCT02793531
View directory record Official record
Conditions
Cancer
Interventions
Stable isotope amino acid infusion
Other
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Mar 22, 2018 · Synced Oct 30, 2026, 11:42 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Salivary Glycated Albumin

NCT03235492
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
SmartAlbu
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 20, 2023 · Synced Oct 30, 2026, 11:42 AM EDT
Completed No phase listed Observational

The Influence of Non-Caloric Artificial Sweeteners on Youth With Type 1 Diabetes

NCT03889522
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Bioelectrical Impedance Analysis, Total Body Dual-energy X-ray Absorptiometry, Blood draw
Diagnostic Test
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
5 Years to 17 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Completed No phase listed Observational

Measurement of Frataxin mRNA in Biofluids

NCT06496451
View directory record Official record
Conditions
Friedreich Ataxia
Interventions
Spinal tap for CSF collection, Venipuncture for blood sample
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 16, 2026 · Synced Oct 30, 2026, 11:42 AM EDT
Terminated No phase listed Observational

Use Peripheral Blood Proteomics to Predict the Treatment Response and Toxicities in NSCLC Immunotherapy

NCT03951012
View directory record Official record
Conditions
Non Small Cell Lung Cancer
Interventions
Blood draw
Procedure
Lead sponsor
Muhammad Furqan
Other
Eligibility
18 Years to 100 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Oct 12, 2023 · Synced Oct 30, 2026, 11:42 AM EDT