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ClinicalTrials.gov public records Last synced Oct 30, 2026, 10:00 PM EDT

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Showing 145–168 of 872 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Sampling Clear all
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Evaluation of Accelerated Sampling Techniques for Vessel Wall Imaging

NCT06392347
View directory record Official record
Conditions
Vasculopathy
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 99 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2030
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Completed Not applicable Interventional

Endometrial Injury and in Vitro Fertilization Outcomes

NCT02153814
View directory record Official record
Conditions
Infertility
Interventions
Endometrial Scratch, Sham procedure
Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 3, 2023 · Synced Oct 30, 2026, 10:00 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Network-Targeted Strategies for Efficient Community SARS-CoV-2 (COVID-19) Sampling

NCT04437706
View directory record Official record
Conditions
COVID-19, SARS-CoV 2
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
602 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 6, 2024 · Synced Oct 30, 2026, 10:00 PM EDT
Completed No phase listed Observational

Noninvasive Screening for Affected Pregnancies: Assay Development & Optimization in Affected Pregnancies

NCT01052688
View directory record Official record
Conditions
Down Syndrome, Aneuploidy
Interventions
Maternal blood draw of 30 to 50ml
Other
Lead sponsor
Sequenom, Inc.
Industry
Eligibility
Female only
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
10
States / cities
Phoenix, Arizona • San Diego, California • Washington D.C., District of Columbia + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 20, 2021 · Synced Oct 30, 2026, 10:00 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Comparison of Pharyngeal Oxygen Delivery by Different Oxygen Masks

NCT02523586
View directory record Official record
Conditions
Hypoxemia, Trauma, Acute Myocardial Infarction
Interventions
Oxygen administration
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 70 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Oct 30, 2026, 10:00 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Self-Sampling Pilot Study

NCT07085845
View directory record Official record
Conditions
Squamous Cell Carcinoma of the Anus
Interventions
Inserting a swab 5 cm into the anus during self-sampling, Self-sampling with a swab by inserting the swab 3 cm into the anus.
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
35 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Completed Not applicable Interventional

EnVision CF Multicenter Study of Glucose Tolerance in Cystic Fibrosis

NCT03650712
View directory record Official record
Conditions
Cystic Fibrosis-related Diabetes
Interventions
Oral glucose tolerance test, Continuous glucose monitoring, Dexa scan
Diagnostic Test
Lead sponsor
Katie Larson Ode
Other
Eligibility
6 Years and older
Enrollment
317 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
4
States / cities
Aurora, Colorado • Iowa City, Iowa • Minneapolis, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Terminated Phase 4 Interventional Results available

Body Composition and Adipose Tissue in HIV

NCT03226821
View directory record Official record
Conditions
HIV Lipodystrophy Syndrome, Growth Hormone Deficiency, Body Composition
Interventions
Tesamorelin
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 68 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Completed Phase 1Phase 2 Interventional

Safety of Saquinavir and High Doses of Lopinavir/Ritonavir in Children With HIV

NCT00084058
View directory record Official record
Conditions
HIV Infections
Interventions
Lopinavir/ritonavir, Saquinavir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years to 17 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2006
U.S. locations
13
States / cities
Birmingham, Alabama • Long Beach, California • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 30, 2026, 10:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Alpelisib in Healthy Volunteers

NCT05733455
View directory record Official record
Conditions
Insulin Resistance, Hyperinsulinemia, Dyslipidemias
Interventions
Alpelisib 150 mg [Piqray], 2 overencapsulated tablets (total: 300 mg), Placebo (microcrystalline cellulose), 2 capsules, FreeStyle Libre Pro, Oral glucose tolerance test (OGTT) with Trutol glucose beverage, BOOST Plus nutritional beverage
Drug · Device · Diagnostic Test + 1 more
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 21, 2023 · Synced Oct 30, 2026, 10:00 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Studying Different Ways of Using Oral Nicotine Pouches to Understand the Effect on Nicotine Delivery, Appeal, and Side Effects Among Adult Cigarette Smokers

NCT07899827
View directory record Official record
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
Biospecimen Collection, Oral nicotine pouches, Survey Administration
Procedure · Drug · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 28, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Enrolling by invitation Not applicable Interventional

Sampling Therapeutic Effects and Progress in Cerebral Palsy (STEP-CP)

NCT07752030
View directory record Official record
Conditions
Cerebral Palsy (CP)
Interventions
Physical Therapy Gait Training
Behavioral
Lead sponsor
Father Flanagan's Boys' Home
Other
Eligibility
16 Years to 30 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Recruiting No phase listed Observational

Chronic Loose Stools Following Right-sided Hemicolectomy for Colon Cancer and the Association With Bile Acid Malabsorption and Small Intestinal Bacterial Overgrowth Using a Novel Sampling Device

NCT06927011
View directory record Official record
Conditions
Colon Cancer
Interventions
Capscan
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
20 Years to 85 Years
Enrollment
20 participants
Timeline
2025 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Tumescent Antibiotic Delivery Pharmacokinetics

NCT01046981
View directory record Official record
Conditions
Prevention of Surgical Site Infections
Interventions
Tumescent Antibiotic Delivery of cefazolin with or without metronidazole, Intravenous Antibiotic Delivery
Procedure
Lead sponsor
Klein, Jeffrey A., M.D.
Individual
Eligibility
21 Years to 75 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
San Juan Capistrano, California
Source: ClinicalTrials.gov public record
Updated Sep 28, 2011 · Synced Oct 30, 2026, 10:00 PM EDT
Completed No phase listed Observational

Study of Kidney Tumors in Younger Patients

NCT00898365
View directory record Official record
Conditions
Adult Cystic Nephroma, Anaplastic Kidney Wilms Tumor, Angiolipoma, Cellular Congenital Mesoblastic Nephroma, Classic Congenital Mesoblastic Nephroma, Clear Cell Sarcoma of the Kidney, Congenital Mesoblastic Nephroma, Cystic Partially Differentiated Kidney Nephroblastoma, Diffuse Hyperplastic Perilobar Nephroblastomatosis, Extrarenal Rhabdoid Tumor, Kidney Medullary Carcinoma, Kidney Neoplasm, Kidney Oncocytoma, Kidney Wilms Tumor, Metanephric Adenofibroma, Metanephric Adenoma, Metanephric Stromal Tumor, Metanephric Tumor, Mixed Congenital Mesoblastic Nephroma, Ossifying Renal Tumor of Infancy, Papillary Renal Cell Carcinoma, Renal Cell Carcinoma, Renal Cell Carcinoma Associated With Xp11.2 Translocations/TFE3 Gene Fusions, Rhabdoid Tumor of the Kidney, Wilms Tumor
Interventions
Cytology Specimen Collection Procedure, Laboratory Biomarker Analysis
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 29 Years
Enrollment
8,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2026
U.S. locations
214
States / cities
Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 153 more
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Catalyzing Cigarette Smoking Cessation Through Harm Reduction Sampling Among People Unmotivated to Quit

NCT07199517
View directory record Official record
Conditions
Cigarette Smoking, Tobacco Use, Cigarette Smoking Behavior
Interventions
HRP Sampling period, NPL Sampling period
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
21 Years and older
Enrollment
472 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Immunometabolism of Exercise

NCT07188389
View directory record Official record
Conditions
No Condition, Assessment of Healthy Volunteers
Interventions
Acute exercise-moderate intensity, Acute effects-heavy intensity
Behavioral
Lead sponsor
University of Houston
Other
Eligibility
20 Years to 40 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Evaluation of D3 Receptor Occupancy Using FLUORTRIOPRIDE ([18F]FTP) PET/CT

NCT02815917
View directory record Official record
Conditions
D3 Dopamine Receptor, Cocaine-dependent, Healthy Volunteer
Interventions
[18F]FTP PET/CT
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Terminated Not applicable Interventional

Moderate Intensity Exercise and Phenylketonuria

NCT01904708
View directory record Official record
Conditions
Phenylketonuria, PKU
Interventions
Acute Moderate Intensity Exercise
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
14 Years to 17 Years · Male only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 16, 2014 · Synced Oct 30, 2026, 10:00 PM EDT
Completed Not applicable Interventional

Project 4B: Lower Extremity Strength Training in ICU Patients

NCT02467023
View directory record Official record
Conditions
Sepsis
Interventions
Muscle stimulation with Niveus medical stimulator, measurement of maximal isometric twitch strength, Muscle Biopsy, Muscle Biopsy Medication: Lidocaine, Muscle Biopsy Medication: Versed, Muscle Biopsy Medication: Fentanyl, Blood and Urine Sampling, ineffective muscle stimulation
Device · Procedure · Drug + 1 more
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 19, 2018 · Synced Oct 30, 2026, 10:00 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Development of An Exergame for Caregivers of Individuals With Alzheimer's Disease or Related Dementias

NCT03124550
View directory record Official record
Conditions
Sedentary Lifestyle, Stress, Psychological
Interventions
Exergame Experience
Behavioral
Lead sponsor
Brandeis University
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 22, 2020 · Synced Oct 30, 2026, 10:00 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Changes in Microbial Status From Dentate, Edentulous and After Dental Implant Placement

NCT06149585
View directory record Official record
Conditions
Edentulous Mouth, Periodontal Diseases, Periodontitis, Adult, Microbial Colonization
Interventions
Microbial Sampling
Other
Lead sponsor
Case Western Reserve University
Other
Eligibility
21 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 30, 2026, 10:00 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Microbiome Sampling During Endurance Exercise

NCT06903806
View directory record Official record
Conditions
Healthy, Exercise-Induced Lactic Acidemia
Interventions
Treadmill Exercise, Cooling Gloves, Microbiome Capsule
Other · Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Oct 30, 2026, 10:00 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Assessing Uniqueness of Inflammatory Bowel Disease Related Microbiome-derived Biomarkers

NCT05640583
View directory record Official record
Conditions
Irritable Bowel Disease
Interventions
Hygieacare System
Device
Lead sponsor
HyGIeaCare, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 27, 2023 · Synced Oct 30, 2026, 10:00 PM EDT