Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Nov 14, 2026, 6:26 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 330 matching trials from the live ClinicalTrials.gov search.
Conditions
Covid19, Cancer, Malignancy, Vaccine Response Impaired
Interventions
SARS-COV2 Pfizer Vaccine
Biological
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Inflammatory Bowel Diseases
Interventions
Influenza vaccine, COVID-19 vaccine
Biological
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 64 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
COVID-19, Vaccine Reaction, COVID-19 Pandemic
Interventions
Moderna Booster Vaccine, Pfizer Booster Vaccine
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
301 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Francisco, California
Conditions
SARS-CoV-2 Infection, COVID-19
Interventions
Biological/Vaccine: BNT162b2 10mcg, BNT162b2 20mcg, BNT162b2 30mcg, Placebo, Biological/Vaccine: BNT162b2 3mcg
Biological · Other
Lead sponsor
BioNTech SE
Industry
Eligibility
6 Months to 15 Years
Enrollment
11,837 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
90
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 67 more
Conditions
Rheumatoid Arthritis, Psoriatic Arthritis, Spondylarthritis
Interventions
Upadacitinib, Abatacept, Secukinumab, Tofacitinib, TNF Inhibitor, Canakinumab Injection, Baricitinib, Ixekizumab
Drug
Lead sponsor
Jeffrey Curtis
Other
Eligibility
18 Years to 85 Years
Enrollment
841 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
8
States / cities
Birmingham, Alabama • Hoover, Alabama • Phoenix, Arizona + 4 more
Completed No phase listed Observational Accepts healthy volunteers

Safety of Pediatric COVID-19 Vaccination

NCT05157191
Conditions
Pain, Injection Site Reaction, Adverse Drug Event
Interventions
Observational
Other
Lead sponsor
Duke University
Other
Eligibility
5 Years to 15 Years
Enrollment
299 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
5
States / cities
Oakland, California • Atlanta, Georgia • New York, New York + 2 more
Recruiting Phase 3 Interventional Accepts healthy volunteers

A Study of COVID-19 Vaccine(s) in Children and Adults

NCT07798648
Conditions
COVID-19 Vaccines
Interventions
BNT162b2
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
5 Years and older
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
14
States / cities
Homestead, Florida • Miami Lakes, Florida • Atlanta, Georgia + 10 more
Conditions
Type 1 Diabetes, Diabetes Mellitus, Type 1
Interventions
CGM
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbia, Maryland
Conditions
COVID -19
Interventions
RVX-sCPD9
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 64 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
4
States / cities
New York, New York • Durham, North Carolina • Cincinnati, Ohio + 1 more
Conditions
Covid-19 Vaccine, Vaccine Hesitancy
Interventions
Covid-19 vaccine education materials
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
541 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
7
States / cities
San Francisco, California • Durham, North Carolina • Philadelphia, Pennsylvania + 1 more
Conditions
Myocarditis
Interventions
Not listed
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
Not listed
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
18 Years to 99 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Baltimore, Maryland
Conditions
Multiple Sclerosis
Interventions
SARS-COV-2 mRNA Vaccine
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
Denver, Colorado • New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Boosting COVID-19 Vaccination Uptake Using Wastewater Surveillance

NCT06698497
Conditions
Vaccine Uptake
Interventions
Communication Campaign
Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Syracuse, New York
Completed Not applicable Interventional Accepts healthy volunteers

Equitable Access to COVID-19 Vaccines

NCT04952376
Conditions
Covid19
Interventions
SMS delivery of information, Personalized text message delivery of information, Interactive or 2-way SMS delivery of information
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
1,722 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Scottsdale, Arizona
Conditions
Multiple Myeloma, Waldenstrom Macroglobulinemia, Immune System Disorder, Covid19
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
146 participants
Timeline
2021 – 2022
U.S. locations
2
States / cities
Boston, Massachusetts
Conditions
Rheumatic Diseases
Interventions
Hepatitis A vaccine, Diphtheria, pertussis, and tetanus booster vaccine
Biological
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
7
States / cities
Northport, Alabama • Riverview, Florida • Boise, Idaho + 4 more
Conditions
Covid19, Cancer
Interventions
Blood Sample
Other
Lead sponsor
University of Rochester
Other
Eligibility
50 Years to 75 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Rochester, New York
Conditions
COVID-19 Infection, Hematopoietic and Lymphoid System Neoplasm, Leukemia, Lymphoma, Plasma Cell Myeloma
Interventions
COVID-19 Vaccine, Diagnostic Laboratory Biomarker Analysis, Synthetic MVA-based SARS-CoV-2 Vaccine GEO-CM04S1
Biological · Other
Lead sponsor
GeoVax, Inc.
Industry
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
6
States / cities
Duarte, California • Baltimore, Maryland • Worcester, Massachusetts + 3 more
Conditions
SARS CoV 2 Infection, COVID-19
Interventions
Pfizer/BioNTech (BNT162b2), Moderna
Biological
Lead sponsor
DHR Health Institute for Research and Development
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
4
States / cities
Brownsville, Texas • Edinburg, Texas • Rio Grande City, Texas
Conditions
SARS-CoV-2 Infection, COVID-19
Interventions
BNT162b5 Bivalent (WT/OMI BA.2), BNT162b2 Bivalent (WT/OMI BA.1), BNT162b2 Bivalent (WT/OMI BA.4/BA.5), BNT162b5 Bivalent (Original/OMI BA.4/BA.5), BNT162b6 Bivalent (Original/OMI BA.4/BA.5), BNT162b7 Bivalent (Original/OMI BA.4/BA.5), BNT162b7 Monovalent (OMI BA.4/BA.5)
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
12 Years and older
Enrollment
1,453 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
31
States / cities
Anaheim, California • San Diego, California • Valley Village, California + 26 more
Conditions
Covid19
Interventions
theraputic heparin, prophylactic heparin, P2Y12, Crizanlizumab Injection, SGLT2 inhibitor
Drug
Lead sponsor
Matthew Neal MD
Other
Eligibility
18 Years and older
Enrollment
3,591 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
81
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 65 more
Conditions
COVID-19, Vaccine Refusal
Interventions
Text Message, Motivational Interviewing, Electronic Educational Message with Tailored Questions/Prompts
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 100 Years
Enrollment
312 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Kidney Transplant Recipients, Liver Transplant Recipients
Interventions
Pfizer-BioNTech COVID-19 Vaccine 2023-2024, Moderna COVID-19 Vaccine 2023-2024, SOC IS Regimen, SOC IS Reduction
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
15
States / cities
San Diego, California • San Francisco, California • Atlanta, Georgia + 10 more