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ClinicalTrials.gov public records Last synced Oct 27, 2026, 2:31 PM EDT

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

Showing 1–24 of 1,005 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: research blood samples Clear all
Terminated Not applicable Interventional Results available

Treatment Resistance Following Anti-cancer Therapies

NCT04436120
View directory record Official record
Conditions
Disease Progression
Interventions
De novo tumor tissue biopsy, Research blood draws
Procedure
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
17
States / cities
Daphne, Alabama • Mobile, Alabama • Anchorage, Alaska + 10 more
Source: ClinicalTrials.gov public record
Updated Dec 3, 2024 · Synced Oct 27, 2026, 2:31 PM EDT
Terminated Early Phase 1 Interventional Results available

Research Study of ATG and Rituximab in Renal Transplantation

NCT01318915
View directory record Official record
Conditions
Renal Transplant Recipients
Interventions
ATG, Rituximab, Tacrolimus, Sirolimus, MMF
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
6
States / cities
San Francisco, California • Baltimore, Maryland • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2018 · Synced Oct 27, 2026, 2:31 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

LURN: Urinary Urgency Phenotyping Protocol

NCT04557748
View directory record Official record
Conditions
Lower Urinary Tract Symptoms
Interventions
Observational, Observational Controls, Central Sensitization, Physical Activity and Sleep Tracker, Physical Activity and Sleep Tracker Controls, Organ-Based, Qualitative Assessment of Patients with Urinary Urgency
Other
Lead sponsor
Arbor Research Collaborative for Health
Other
Eligibility
18 Years and older
Enrollment
1,030 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
6
States / cities
Chicago, Illinois • Iowa City, Iowa • Ann Arbor, Michigan + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 27, 2026, 2:31 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Ketamine for OUD and Comorbid Depression (OUDCD)

NCT05051449
View directory record Official record
Conditions
Opioid Use Disorder, Depressive Disorder
Interventions
Ketamine Hydrochloride
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 7, 2024 · Synced Oct 27, 2026, 2:31 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Scavenging of Reactive Carbonyl Species by Blueberries in Humans

NCT07873723
View directory record Official record
Conditions
Human Health, Reactive Carbonyl Species, Polyphenols
Interventions
Blueberries, control group
Dietary Supplement
Lead sponsor
North Carolina Agriculture & Technical State University
Other
Eligibility
25 Years to 70 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Kannapolis, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 27, 2026, 2:31 PM EDT
Enrolling by invitation No phase listed Observational

University of North Carolina (UNC) Barrett's Esophagus and Esophageal Cancer Biorepository

NCT02427269
View directory record Official record
Conditions
Barrett's Esophagus, Esophageal Cancer, Intramucosal Adenocarcinoma
Interventions
Specimen Collection
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Oct 27, 2026, 2:31 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Cigarette Harm Reduction With Electronic Cigarette Use

NCT03473483
View directory record Official record
Conditions
Nicotine Dependence, Tobacco Toxicity, Nicotine Dependence, Cigarettes, Cardiovascular Risk Factor, Nicotine Withdrawal
Interventions
SREC
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 9, 2022 · Synced Oct 27, 2026, 2:31 PM EDT
Completed No phase listed Observational

Social Adaptation in Long Term Survivors of Blood and Marrow Transplantation

NCT01165788
View directory record Official record
Conditions
Social Adaptation
Interventions
Semi structured personal interview
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 2, 2017 · Synced Oct 27, 2026, 2:31 PM EDT
Completed No phase listed Observational

The TOGETHER Project - Liver

NCT03874286
View directory record Official record
Conditions
Liver Transplant Rejection
Interventions
Liver Transplant
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
3
States / cities
Phoenix, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 20, 2022 · Synced Oct 27, 2026, 2:31 PM EDT
Terminated No phase listed Observational

Collection of Blood, Bone Marrow, Leukapheresis, and Tissue Biopsy Samples From Patients and Their Family Members for Center for Human Immunology, Autoimmunity, and Inflammatory Diseases Laboratory Research Studies

NCT01200823
View directory record Official record
Conditions
Idopathic Inflammatory/Autoimmune Syndromes
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 20, 2018 · Synced Oct 27, 2026, 2:31 PM EDT
Completed Not applicable Interventional

Omega-3 Fatty Acids in Preventing Joint Symptoms in Patients With Stage I-III Breast Cancer Receiving Anastrozole, Exemestane, or Letrozole

NCT01478477
View directory record Official record
Conditions
Recurrent Breast Cancer, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer
Interventions
omega-3 fatty acid supplement, Placebo, Clinical assessments, Assessment of therapy complications, Magnetic Resonance Imaging, Correlative/special studies
Dietary Supplement · Other · Procedure
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 27, 2023 · Synced Oct 27, 2026, 2:31 PM EDT
Recruiting Not applicable Interventional

GI Oxalate Absorption

NCT05356000
View directory record Official record
Conditions
Bariatric Surgery Candidate, Kidney Stone
Interventions
Special low-oxalate diet followed by all-day visit to University of Chicago research clinic
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 19, 2025 · Synced Oct 27, 2026, 2:31 PM EDT
Withdrawn Phase 2 Interventional

Study of Uveitic Macular Edema Treated With Ranibizumab or Steroids

NCT00846625
View directory record Official record
Conditions
Macular Edema, Uveitis
Interventions
triamcinolone, ranibizumab
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 11, 2014 · Synced Oct 27, 2026, 2:31 PM EDT
Completed No phase listed Observational

Statins in Cerebral Blood Flow and Neuronal Activity--A Pilot Study

NCT03411291
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
MRI, MR Spectroscopy, MR Perfusion
Device
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
45 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 19, 2018 · Synced Oct 27, 2026, 2:31 PM EDT
Completed No phase listed Observational

Clonal Emergence and Regression During Radium-223 Therapy for Metastatic Prostate Cancer

NCT03677076
View directory record Official record
Conditions
Prostate Cancer
Interventions
Ancillary/Correlative
Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older · Male only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 17, 2024 · Synced Oct 27, 2026, 2:31 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Hydroxyproline Influence on Oxalate Metabolism

NCT02038543
View directory record Official record
Conditions
Hyperoxaluria
Interventions
Hydroxyproline and Leucine
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
15 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 27, 2026, 2:31 PM EDT
Not listed Phase 2 Interventional

Multi-center Trial of Revlimid® and Rituximab, for First-Line Treatment of Chronic Lymphocytic Leukemia (CLL)

NCT00628238
View directory record Official record
Conditions
Chronic Lymphocytic Leukemia, CLL, Untreated, Front-line, First-Line, Initial Therapy
Interventions
Lenalidomide and Rituximab
Drug
Lead sponsor
Chronic Lymphocytic Leukemia Research Consortium
Network
Eligibility
Not listed
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
5
States / cities
La Jolla, California • Boston, Massachusetts • New Hyde Park, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2010 · Synced Oct 27, 2026, 2:31 PM EDT
Recruiting No phase listed Observational

Accurate Point of Care Liver Disease Diagnostics (Phase 2)

NCT07518784
View directory record Official record
Conditions
MASLD, MASLD (Metabolic Dysfunction-Associated Steatotic Liver Disease), NAFLD, NAFLD (Nonalcoholic Fatty Liver Disease)
Interventions
LiverScope® exam, MR exam, Blood draw, Body measurements, Questionnaire
Diagnostic Test · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 27, 2026, 2:31 PM EDT
Not listed Phase 2 Interventional

Study of Neoadjuvant Chemotherapy Plus Trastuzumab and Pertuzumab in HER2-Negative Breast Cancer Patients With Abnormal HER2 Signaling

NCT03412643
View directory record Official record
Conditions
HER2-negative Breast Cancer
Interventions
Doxorubicin, Cyclophosphamide, Weekly Paclitaxel, Trastuzumab, Pertuzumab, Celcuity CELx HSF
Drug · Diagnostic Test
Lead sponsor
NSABP Foundation Inc
Network
Eligibility
18 Years and older · Female only
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
43
States / cities
Colton, California • Miami Beach, Florida • Orlando, Florida + 34 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2023 · Synced Oct 27, 2026, 2:31 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Acute Respiratory Infection Consortium

NCT01021098
View directory record Official record
Conditions
Influenza
Interventions
Not listed
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
17 Years to 55 Years
Enrollment
2,018 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2023
U.S. locations
5
States / cities
San Diego, California • Bethesda, Maryland • San Antonio, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 24, 2023 · Synced Oct 27, 2026, 2:31 PM EDT
Completed Phase 4 Interventional

Renal Effects of Hormones/Biomarkers in Transgender PrEP Recipients

NCT04742816
View directory record Official record
Conditions
Transgender, Renal Function, Hormone Replacement Therapy
Interventions
IHX-CL measurements, Iohexol
Diagnostic Test · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 100 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 3, 2022 · Synced Oct 27, 2026, 2:31 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Circadian Mechanisms Underlying Non-Dipping Blood Pressure in Blacks

NCT03934255
View directory record Official record
Conditions
Circadian Rhythm, Blood Pressure
Interventions
Constant Routine Protocol
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Oct 27, 2026, 2:31 PM EDT
Recruiting Not applicable Interventional

MH-Rx Study (Baby on Board: Check-in on You, Your Medication, & Your Blood Pressure)

NCT07842341
View directory record Official record
Conditions
Hypertensive Disorders of Pregnancy, Chronic Hypertension in Pregnancy, Gestational Hypertension
Interventions
Community Health Worker (CHW)/Social Worker (SW)-led non-medical health related needs (NMHRN) intervention + Clinician-Led Medication Therapy Management (MTM) with remote blood pressure monitoring, Active Comparator (Control group)
Behavioral
Lead sponsor
Texas Southern University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 27, 2026, 2:31 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

DNA, Blood and Skin Cell Repository for Research on ALS and Related Neurodegenerative Disorders at Mayo Clinic Florida

NCT01699451
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis (ALS)
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 15, 2022 · Synced Oct 27, 2026, 2:31 PM EDT