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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: venipunctures Clear all
Completed No phase listed Observational

Pharmacokinetics of Polymyxin B in Adult Patients With Cystic Fibrosis

NCT04335370
View directory record Official record
Conditions
Cystic Fibrosis, Polymyxin B
Interventions
Blood Draw
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 24, 2023 · Synced Sep 10, 2026, 4:34 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Predictors of Aspirin Failure in Preeclampsia Prevention

NCT05709483
View directory record Official record
Conditions
Preeclampsia
Interventions
Aspirin
Drug
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Sep 10, 2026, 4:34 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Disorders of the Acute Phase Response Following Trauma and Invasive Surgery

NCT03741023
View directory record Official record
Conditions
Acute Phase Response
Interventions
Blood draw (venipuncture or fingerstick)
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
2 Months and older
Enrollment
320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 10, 2026, 4:34 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Withdrawn Not applicable Interventional Accepts healthy volunteers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 8, 2022 · Synced Sep 10, 2026, 4:34 PM EDT
Completed No phase listed Observational

Transforming Research and Clinical Knowledge in Traumatic Brain Injury

NCT02119182
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
In-Person Outcome Assessment, Phone Outcome Assessment, 3T Magnetic Resonance Imaging (MRI), Blood Draw for Plasma, DNA, Serum, RNA
Behavioral · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
1 Year to 100 Years
Enrollment
2,996 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
23
States / cities
San Francisco, California • Denver, Colorado • Englewood, Colorado + 17 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2020 · Synced Sep 10, 2026, 4:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Liver X Receptor (LXR) as a Novel Therapeutic Target in Diabetic Retinopathy (DR)

NCT03403686
View directory record Official record
Conditions
Diabetic Retinopathy
Interventions
blood draw
Biological
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
21 Years to 98 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Sep 10, 2026, 4:34 PM EDT
Completed No phase listed Observational

Association of Dihydropyrimidine Dehydrogenase (DPYD) Variants With Toxicity Related to Capecitabine

NCT00478686
View directory record Official record
Conditions
Breast Cancer
Interventions
Phlebotomy
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 7, 2017 · Synced Sep 10, 2026, 4:34 PM EDT
Completed No phase listed Observational

Developing Mouse Models of Breast Cancer Using Tissue Samples From Women With Breast Cancer

NCT00897468
View directory record Official record
Conditions
Breast Cancer
Interventions
laboratory biomarker analysis, medical chart review
Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 3, 2018 · Synced Sep 10, 2026, 4:34 PM EDT
Completed Not applicable Interventional

Lp-PLA2 and Coronary Atherosclerosis in Humans

NCT01557088
View directory record Official record
Conditions
Coronary Atherosclerosis, Endothelial Dysfunction
Interventions
Blood sampling from the Coronary Sinus and Aorta, Intravascular Ultrasound of the coronary artery.
Other · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 85 Years
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 22, 2015 · Synced Sep 10, 2026, 4:34 PM EDT
Withdrawn Phase 1 Interventional

A Study of the Pharmacology of Oseltamivir (Tamiflu) in Pregnancy

NCT00873886
View directory record Official record
Conditions
Pregnancy, Influenza
Interventions
Oseltamivir (Tamiflu), Blood Draws
Drug · Procedure
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 28, 2015 · Synced Sep 10, 2026, 4:34 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Clinical Study on Rapid Antioxidant Protection and Immune Modulating Effects.

NCT05042674
View directory record Official record
Conditions
Pharmacokinetics
Interventions
Placebo, Ergothioneine, 25 miligrams, Ergothioneine, 25 miligrams, daily for 1 week
Dietary Supplement
Lead sponsor
Natural Immune Systems Inc
Other
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Klamath Falls, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 8, 2022 · Synced Sep 10, 2026, 4:34 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Prenatal Non-invasive Aneuploidy Test Utilizing SNPs Trial

NCT01545674
View directory record Official record
Conditions
Trisomy 13, Trisomy 18, Trisomy 21, Aneuploidy
Interventions
Blood Draw
Procedure
Lead sponsor
Natera, Inc.
Industry
Eligibility
Female only
Enrollment
937 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2023
U.S. locations
24
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 16 more
Source: ClinicalTrials.gov public record
Updated Mar 22, 2023 · Synced Sep 10, 2026, 4:34 PM EDT
Completed Phase 1 Interventional

Differences in Evoked Intracellular Interferon Signaling Pathways Using Single Cell Phosphoprotein Profiling

NCT01217359
View directory record Official record
Conditions
Hepatitis C
Interventions
Interferon Alfa-2b
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 14, 2016 · Synced Sep 10, 2026, 4:34 PM EDT
Active, not recruiting No phase listed Observational

Biological Sample Repository for Gastrointestinal Disorders

NCT05874726
View directory record Official record
Conditions
Obesity, Obesity, Morbid, Obesity, Primary, Gastro-Intestinal Disorder, Overweight and Obesity, Overweight, Overweight or Obesity, Diabetes Type 2, Diabetes Mellitus, Diabetes Mellitus, Type 2, Hypertension, Hyperlipidemias, Sleep Apnea, GERD, Gastroesophageal Reflux, Musculoskeletal Pain Disorder, Cancer
Interventions
Blood Collection, Urine Collection, Tissue Sample Collection
Diagnostic Test
Lead sponsor
Pichamol Jirapinyo, MD, MPH
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Sep 10, 2026, 4:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Immune Reconstitution in Stem Cell Transplant Recipients

NCT02129543
View directory record Official record
Conditions
Cancer
Interventions
Blood Draw
Procedure
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 75 Years
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2026
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 4, 2026 · Synced Sep 10, 2026, 4:34 PM EDT
Recruiting No phase listed Observational

Mood Alterations in the Patients With Non-Muscle Invasive Bladder Cancer Treated With BCG

NCT05672615
View directory record Official record
Conditions
Non-Muscle Invasive Bladder Cancer
Interventions
Questionnaires, Daily Mood Diaries, Urine Specimen Collection, Research Blood Draw, Utilize excess tissue from a standard of care procedure
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Nov 17, 2025 · Synced Sep 10, 2026, 4:34 PM EDT
Active, not recruiting Phase 1 Interventional

TSR-042 in Addition to Standard of Care Definitive Radiation for Inoperable Endometrial Cancer

NCT03955978
View directory record Official record
Conditions
Endometrial Cancer, Cancer of the Endometrium
Interventions
TSR-042, Brachytherapy, Endometrial biopsy, Blood draw for immune response
Drug · Radiation · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 5, 2026 · Synced Sep 10, 2026, 4:34 PM EDT
Completed Phase 1 Interventional

CX-01 Combined With Azacitidine in the Treatment of Relapsed or Refractory Myelodysplastic Syndrome and Acute Myeloid Leukemia

NCT02995655
View directory record Official record
Conditions
Myelodysplastic Syndromes, Acute Myeloid Leukemia, AML, MDS
Interventions
CX-01, Azacitidine, Bone marrow biopsy, Peripheral blood draw
Drug · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 4, 2019 · Synced Sep 10, 2026, 4:34 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 28, 2026 · Synced Sep 10, 2026, 4:34 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 8, 2026 · Synced Sep 10, 2026, 4:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Variability in the Measurement of WBCT Between Blood Drawn From Indwelling Catheters and Direct Venipuncture

NCT02207205
View directory record Official record
Conditions
Healthy
Interventions
Blood drawn from indwelling catheters versus direct venipuncture
Drug
Lead sponsor
Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 3, 2018 · Synced Sep 10, 2026, 4:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Blood Collection Sub-Study for CRC Screening in Individuals 45-49 at Average Risk for CRC.

NCT03741166
View directory record Official record
Conditions
Colo-rectal Cancer
Interventions
Blood Sample Collection
Other
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
45 Years to 49 Years
Enrollment
871 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
37
States / cities
Phoenix, Arizona • Camarillo, California • Laguna Hills, California + 32 more
Source: ClinicalTrials.gov public record
Updated May 16, 2021 · Synced Sep 10, 2026, 4:34 PM EDT
Recruiting Not applicable Interventional

Michigan Weight Navigation Program (MiWeigh) Study

NCT07465341
View directory record Official record
Conditions
Obesity
Interventions
MiWeigh, Enhanced Usual Care (EUC)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 75 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Sep 10, 2026, 4:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Appetite Hormones in Binge Eating Disorder

NCT01552759
View directory record Official record
Conditions
Binge Eating Disorder
Interventions
Postprandial responses, Cold pressor test, Test meal
Procedure · Behavioral
Lead sponsor
New York Obesity and Nutrition Research Center
Other
Eligibility
18 Years to 50 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 10, 2013 · Synced Sep 10, 2026, 4:34 PM EDT