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ClinicalTrials.gov public records Last synced Oct 6, 2026, 9:22 AM EDT

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Showing 73–96 of 339 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Biospecimen and survey collection Clear all
Recruiting Phase 2 Interventional

Hypofractionated Radiotherapy Before or After Breast Surgery for Treatment of Patients With Non-Metastatic Breast Cancer

NCT06635980
View directory record Official record
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Breast Carcinoma, Triple-Negative Breast Carcinoma
Interventions
Biopsy of Breast, Biospecimen Collection, Breast Surgery, Chemotherapy, Computed Tomography, Contrast Enhanced Digital Mammography, Hypofractionated Radiation Therapy, Magnetic Resonance Imaging, Positron Emission Tomography, Survey Administration, Tissue Collection, Ultrasound Imaging
Procedure · Drug · Radiation + 1 more
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2034
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Multimodal Fetal and Placental Imaging and Biomarkers of Clinical Outcomes in Opioid Use Disorder

NCT06415994
View directory record Official record
Conditions
Opioid Use Disorder, Substance-Related Disorders, Pregnancy Related, Narcotic-Related Disorders, Buprenorphine Dependence, Methadone Dependence
Interventions
Buprenorphine or Methadone Treatment, Fetal and Placental MRI, Child Developmental Assessment, Questionnaires, Blood and Placental Samples
Drug · Diagnostic Test · Behavioral + 1 more
Lead sponsor
Senthil Sadhasivam
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
2
States / cities
Indianapolis, Indiana • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Estrogen, Diet, Genetics and Endometrial Cancer

NCT00587886
View directory record Official record
Conditions
Cancer, Endometrial Cancer, Ovarian Cancer, Corpus Uteri, Endometrium
Interventions
Questionnaire
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
21 Years and older · Female only
Enrollment
1,315 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ketogenic Intervention in Depression

NCT06080932
View directory record Official record
Conditions
Depression, Ketosis
Interventions
Ketogenic Diet, NIH Toolbox, gradCPT, Resting-state fMRI, Task-fMRI, CGM/CKM, Blood Draw, Sleep Monitoring, Ketone/Glucose Monitoring, Body Composition, PHQ-9, WHO-5, SKID
Other · Biological · Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 30 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 29, 2025 · Synced Oct 6, 2026, 9:22 AM EDT
Not yet recruiting Phase 2 Interventional

Isotretinoin vs. Doxycycline for Acneiform Rash in Patients Receiving Drugs That Target the MAPK Pathway

NCT07629167
View directory record Official record
Conditions
Acneiform Drug Eruption, Acneiform Eruptions
Interventions
Isotretinoin, Doxycycline, Blood specimen collection, Photographs of Rash, Questionnaires, Stool Specimen collection
Drug · Procedure · Other + 1 more
Lead sponsor
University of California, San Francisco
Other
Eligibility
12 Years to 39 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Recruiting No phase listed Observational

The APS Phenotyping Study

NCT06521502
View directory record Official record
Conditions
ARDS, Sepsis, Pneumonia
Interventions
Blood collection, Urine Collection, Nasal, oral, and rectal swabs, Stool collection, Heat Moisture Exchange Filter collection, Tracheal Aspirate sample collection, Non-bronchoscopic bronchoalveolar lavage (NBBAL), Surveys, Short physical performance battery, Hand grip strength, CNS Vital Signs, Muscle Ultrasound, Muscle Strength, Spirometry, Lung Diffusion Testing (DLCO), Chest CT Scan
Other · Procedure · Radiation
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
20
States / cities
Fresno, California • Palo Alto, California • San Francisco, California + 12 more
Source: ClinicalTrials.gov public record
Updated Feb 20, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Aging, Geriatric Syndromes and Clonal Hematopoiesis

NCT02604563
View directory record Official record
Conditions
Geriatrics, Aged, Geriatric Syndromes, Cardiovascular Diseases
Interventions
Cognitive Assessment, Activities of Daily Living Questionnaire, Instrumental Activities of Daily Living, subscale of the OARS, Karnofsky Self-reported Performance Rating Scale, Number of Falls, Physical Health Section, subscale of the OARS, MOS Social Activity Survey, Unintentional Weight Loss, Peripheral Blood Draw, Buccal Swab, Heart Health and Smoking History from BRFSS questionnaire, Gait Speed, Grip Strength, Height and Weight measurements, Blood pressure measurement, Optional bone marrow biopsy, Blood draw for trauma measurements, Femur head donation, Knee bone fragments, Bone marrow aspirate
Other · Genetic · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2030
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Recruiting Not applicable Interventional

ctDNA Testing to Inform Standard-of-Care Treatment Decisions in People With Endometrial Cancer

NCT07270666
View directory record Official record
Conditions
Endometrial Cancer
Interventions
ctDNA Testing, Blood draw, Surveys, Semi-structured interviews
Genetic · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

HIV/STD Risk and PrEP Implementation Messaging Among Gay, Bisexual, and Other Men Who Have Sex With Men

NCT06183502
View directory record Official record
Conditions
Sexually Transmitted Infections, Gay, Pre Exposure Prophylaxis
Interventions
Quantitative survey, HIV and STI testing, Qualitative Assessment
Behavioral · Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
675 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
3
States / cities
San Diego, California • Atlanta, Georgia • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Self-collection for HPV Testing to Improve Cervical Cancer Prevention (SHIP) Trial (LMI-001-A-S01)

NCT06498661
View directory record Official record
Conditions
Cervical Carcinoma, Human Papillomavirus Infection
Interventions
Biospecimen Collection, Cervical Biopsy, Colposcopy, Electronic Health Record Review, Endocervical Curettage, Excision, HPV Self-Collection, Human Papillomavirus Test, Questionnaire Administration, Survey Administration
Procedure · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
25 Years and older · Female only
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
14
States / cities
Birmingham, Alabama • Miami, Florida • Atlanta, Georgia + 11 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Personalized Education and Genetic Counseling to Increase Genetic Testing in Patients With a Known Family History of Pancreatic Cancer

NCT06744595
View directory record Official record
Conditions
Pancreatic Carcinoma
Interventions
Biospecimen Collection, Educational Intervention, Electronic Health Record Review, Genetic Counseling, Genetic Testing for Cancer Risk, Survey Administration
Procedure · Other · Genetic
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pilot Testing PREschooler Care, Community Resources, Advocacy, Referral, Education (PRE-CARE)

NCT04999982
View directory record Official record
Conditions
Attention Deficit/Hyperactivity Disorder, Inattention
Interventions
Screening, Resource Packet, Resource Navigation, Care as usual
Other
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
16 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
2
States / cities
Chicago, Illinois • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 2, 2025 · Synced Oct 6, 2026, 9:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Survey Study on Barrett's Esophagus Screening

NCT04408105
View directory record Official record
Conditions
Gastroesophageal Reflux Disease, Barrett's Esophagus, Esophagus Adenocarcinoma
Interventions
Primary Care Provider Survey, Gastroenterologist Survey, Patient Survey
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 99 Years
Enrollment
725 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
7
States / cities
Aurora, Colorado • Philadelphia, Pennsylvania • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Oct 6, 2026, 9:22 AM EDT
Recruiting Phase 1 Interventional

Fecal Microbiota Transplant and Dietary Fiber Supplementation for the Treatment of Gut Graft Versus Host Disease

NCT05067595
View directory record Official record
Conditions
Intestinal Graft Versus Host Disease
Interventions
Colonoscopy, Fecal Microbiota Transplantation, Nutritional Supplementation, Survey Administration, Biospecimen Collection
Procedure · Biological · Dietary Supplement + 1 more
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Rapid UTI Diagnostics in Lower Urinary Tract Dysfunction Among Catheter Users

NCT07784829
View directory record Official record
Conditions
Neurogenic Bladder Disorder, Lower Urinary Tract Disorder, Urinary Tract Infection (Diagnosis)
Interventions
urine Resazurin Reduction Ratio, USQNB
Diagnostic Test · Other
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

The Genetics of Pulmonary Fibrosis

NCT03478553
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis (IPF)
Interventions
Blood draw, Questionnaire
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 25, 2025 · Synced Oct 6, 2026, 9:22 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Self-Collected Swabs for Primary Human Papilloma Virus (HPV) Screening

NCT05989464
View directory record Official record
Conditions
HPV
Interventions
Self-swab for genital HPV
Diagnostic Test
Lead sponsor
University of Hawaii
Other
Eligibility
25 Years and older · Female only
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Aug 25, 2023 · Synced Oct 6, 2026, 9:22 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Study of Chemotherapy-Induced Hair Changes and Alopecia, Skin Aging and Nail Changes in Women With Non-Metastatic Breast Cancer

NCT02530177
View directory record Official record
Conditions
Non-Metastatic Breast Cancer
Interventions
Clinical Assessments, Questionnaires, Saliva sample
Other · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
546 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced Oct 6, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Trial of Using SmokeBeat to Monitor and Increase Smoking Abstinence in Pregnant Women

NCT03209557
View directory record Official record
Conditions
Tobacco Use Cessation, Pregnancy Related
Interventions
SmartWatch SmokeBeat Application
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Lancaster, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Oct 6, 2026, 9:22 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Cohort to Augment the Understanding of Sarcoma Survivorship Across the Lifespan

NCT06482957
View directory record Official record
Conditions
Sarcoma
Interventions
Surveys, Blood Collection, Saliva Collection, Urine Collection, Stool Collection, Tissue collection, Physical Activity Monitoring
Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
Not listed
Enrollment
2,100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2029
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 19, 2025 · Synced Oct 6, 2026, 9:22 AM EDT
Completed No phase listed Observational

Identifying the Role of Symptom Outcomes and Biomarkers in Survival in Patients With Metastatic Pancreatic Cancer

NCT00805688
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Questionnaires, Blood Draws, Pedometer
Behavioral · Procedure · Device
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2018
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 6, 2018 · Synced Oct 6, 2026, 9:22 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Home-Based Respiratory Muscle Training and Aerobic Exercise Programs to Improve Lung Health in Current and Former Cigarette Smokers

NCT07553819
View directory record Official record
Conditions
Lung Carcinoma
Interventions
Accelerometry, Aerobic Exercise, Biospecimen Collection, Educational Intervention, Electronic Health Record Review, Physical Performance Testing, Respiratory Muscle Training, Supportive Care, Survey Administration
Procedure · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
50 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Active, not recruiting Not applicable Interventional

Post-Radiation Oral Health in Underserved Head and Neck Cancer Patients

NCT07556367
View directory record Official record
Conditions
Head and Neck Cancer, Head and Neck Carcinoma, Head and Neck Neoplasms
Interventions
Surveys, Saliva Collection, Intra-oral photographs, Fluoride Varnish Treatment, Interview (Participant)
Other · Procedure · Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Oct 6, 2026, 9:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Lung Cancer Risk Assessment and Etiology

NCT06328621
View directory record Official record
Conditions
Lung Carcinoma
Interventions
Biospecimen Collection, Computed Tomography, Electronic Health Record Review, Survey Administration
Procedure · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Oct 6, 2026, 9:22 AM EDT