Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 10, 2026, 12:53 PM EDT

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Showing 97–120 of 328 matching trials from the live ClinicalTrials.gov search.
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
Healthy Volunteer
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 99 Years
Enrollment
2,086 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Myocarditis
Interventions
Cardiac Imaging
Diagnostic Test
Lead sponsor
Pfizer
Industry
Eligibility
0 Years to 20 Years
Enrollment
319 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
18
States / cities
Los Angeles, California • Madera, California • Hartford, Connecticut + 14 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Getting to Yes, Michigan! (G2YMI)

NCT05096260
Conditions
COVID-19 Vaccines, COVID-19 Pandemic
Interventions
Motivational Interviewing based SMS/MMS and web content
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
1,180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Phase 3 Adolescent Study for SARS-CoV-2 rS Variant Vaccines

NCT05973006
Conditions
COVID-19
Interventions
NVX-CoV2601 co-formulated Omicron XBB.1.5 SARS-CoV-2 rS vaccine, Prototype/XBB.1.5 Bivalent Vaccine (5 µg)
Biological
Lead sponsor
Novavax
Industry
Eligibility
11 Years to 18 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
20
States / cities
Davie, Florida • Jacksonville, Florida • Miami, Florida + 17 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

COVID-19 Vaccine Uptake Trial

NCT05419232
Conditions
Vaccination Refusal, COVID-19
Interventions
Short Message Service (SMS) + Website Link Strategy, Phone Call with Peer Strategy
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
Not listed
Enrollment
262 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
8
States / cities
Hazelwood, Missouri • Jennings, Missouri • Saint Ann, Missouri + 2 more
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Safety of Simultaneous mRNA COVID-19 Vaccine With Other Childhood Vaccines in Young Children

NCT06038617
Conditions
Fever After Vaccination, Fever, Seizures Fever
Interventions
mRNA COVID-19 Vaccine, Routine Childhood Vaccinations
Biological
Lead sponsor
Duke University
Other
Eligibility
6 Months to 4 Years
Enrollment
347 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
5
States / cities
Oakland, California • Atlanta, Georgia • New York, New York + 2 more
Conditions
Diabetes Mellitus, Type 2, Diabetes Mellitus, Type 1, Hyperglycemia, Vaccine Adverse Reaction
Interventions
None (not interventional)
Other
Lead sponsor
Levenson, David I., M.D.
Individual
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boca Raton, Florida
Conditions
Respiratory Syncytial Virus
Interventions
Placebo, mRNA-1345, Afluria® Quadrivalent, mRNA-1273.214
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years and older
Enrollment
3,317 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
62
States / cities
Birmingham, Alabama • Tucson, Arizona • Garden Grove, California + 51 more
Conditions
Myocardial Injury, COVID-19, Vaccine Reaction
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
SARS-CoV-2 Infection, COVID19
Interventions
BNT162b2
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
2 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
15
States / cities
Jefferson, Louisiana • Kenner, Louisiana • New Orleans, Louisiana + 4 more
Conditions
COVID-19, SARS-CoV-2
Interventions
AZD1222, Placebo
Biological
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
32,450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
78
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Little Rock, Arkansas + 66 more
Conditions
Hematopoietic and Lymphatic System Neoplasm
Interventions
SARS-CoV-2 mRNA Vaccine ARCT-021, Tozinameran, Biospecimen Collection, Electronic Health Record Review, Survey Administration
Biological · Procedure · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Seattle, Washington
Conditions
COVID-19 Vaccine Knowledge, COVID-19 Vaccine Beliefs
Interventions
COVID-19 Vaccine IVR Training, Control Condition
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
8,959 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Stanford, California
Conditions
Relapsing Multiple Sclerosis
Interventions
Ofatumumab, Covid-19 vaccine
Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
4
States / cities
Phoenix, Arizona • Owosso, Michigan • St Louis, Missouri + 1 more
Active, not recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Study of a Recombinant Coronavirus-Like Particle COVID-19 Vaccine in Adults

NCT04636697
Conditions
SARS-CoV-2 Infection
Interventions
Intramuscular injection, Intramuscular vaccine
Drug · Biological
Lead sponsor
Medicago
Industry
Eligibility
18 Years and older
Enrollment
30,918 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
45
States / cities
Birmingham, Alabama • Tempe, Arizona • Canoga Park, California + 39 more
Conditions
Influenza, COVID-19, Vaccination Hesitancy
Interventions
Text message influenza vaccine reminders, Text message COVID-19 vaccine reminders, Text message influenza and COVID-19 vaccine reminders
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 17 Years
Enrollment
66,147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
4
States / cities
Itasca, Illinois • New York, New York • Philadelphia, Pennsylvania
Conditions
Inflammatory Bowel Diseases
Interventions
COVID-19 Vaccine
Biological
Lead sponsor
GI Alliance
Other
Eligibility
18 Years to 85 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
4
States / cities
Jacksonville, Florida • Baton Rouge, Louisiana • Southlake, Texas + 1 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
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Messaging on Pragmatic Outcomes Within an Integrated Healthcare System

NCT07838038
Conditions
Covid-19 Vaccination
Interventions
Vaccine choice message, Vaccine choice + platform-framed message, Vaccine choice + HCP trust-framed message, Vaccine choice + reactogenicity-framed message
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
1,300,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pasadena, California
Conditions
Covid19, Vaccine Refusal
Interventions
Messaging informed by construal level theory, Usual Care
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
3,671 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Boston, Massachusetts
Active, not recruiting No phase listed Observational Accepts healthy volunteers

SCIVAX: Biomarkers of Immune Dysfunction and Vaccine Responsiveness in Chronic SCI

NCT05869968
Conditions
Spinal Cord Injuries, Traumatic Spinal Cord Injury, Healthy Controls, Flu Vaccine, COVID-19 Vaccine
Interventions
Not listed
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 89 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Manhasset, New York
Conditions
SARS-CoV-2
Interventions
mRNA-1273, mRNA-1283, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years to 64 Years
Enrollment
30,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
150
States / cities
Birmingham, Alabama • Cullman, Alabama • Mobile, Alabama + 127 more
Conditions
Herpes Zoster
Interventions
HZ/su, Flu D-QIV, mRNA-1273
Biological · Combination Product
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
2,013 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
46
States / cities
Tempe, Arizona • Oxnard, California • San Diego, California + 40 more