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ClinicalTrials.gov public records Last synced Oct 20, 2026, 5:26 PM EDT

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Showing 145–168 of 1,351 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Immunization Clear all
Withdrawn Not applicable Interventional Accepts healthy volunteers

Increasing COVID-19, Influenza, and Pneumonia Vaccine Uptake

NCT04761692
View directory record Official record
Conditions
Covid19, Influenza, Pneumonia, Vaccine Refusal
Interventions
Full VEPMP Intervention, Partial VEPMP Intervention, Delayed VEPMP Intervention
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
65 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 19, 2022 · Synced Oct 20, 2026, 5:26 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Connecting Friends and Health Workers to Boost COVID-19 Vaccination in Latino Communities

NCT06128928
View directory record Official record
Conditions
COVID-19, Vaccine
Interventions
REDES, Control
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Assess the Safety & Immunogenicity of Prime-Boost Vaccination Strategies Using H5Nx Virus Vaccine Adjuvanted With AS03 or MF59

NCT03497845
View directory record Official record
Conditions
Influenza A Virus, H5N1 Subtype
Interventions
VN, IN, dk/BANG, gf/WA, bhg/QL, AS03 adjuvant, MF59 adjuvant
Biological
Lead sponsor
Biomedical Advanced Research and Development Authority
Federal
Eligibility
18 Years to 49 Years
Enrollment
720 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
6
States / cities
San Diego, California • Peoria, Illinois • Lenexa, Kansas + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 14, 2020 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Study of a Respiratory Syncytial Virus Candidate Encapsulated in a Lipid Nanoparticle Based Formulation in Adults Aged 18 to 50 Years and 60 Years and Older

NCT05639894
View directory record Official record
Conditions
Respiratory Syncytial Virus Immunization
Interventions
RSV vaccine candidate, Placebo
Biological · Other
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
865 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
25
States / cities
Huntsville, Alabama • Mesa, Arizona • Peoria, Arizona + 22 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Boosting COVID-19 Vaccination Uptake Using Wastewater Surveillance

NCT06698497
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 15, 2025 · Synced Oct 20, 2026, 5:26 PM EDT
Completed No phase listed Observational

Procurement of Follicular B Cell Lymphoma Cells for the Purpose of Possible Use in Future Clinical Trials

NCT00487513
View directory record Official record
Conditions
Non-Hodgkin's Lymphoma
Interventions
Procurement of Follicular B Cell Lymphoma Cells
Procedure
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
35 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 9, 2017 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety/Efficacy Study of Seqirus A/H7N9 IIV With or Without MF59(R) Adjuvant to Prevent Avian Influenza

NCT03682120
View directory record Official record
Conditions
Avian Influenza, Influenza Immunisation
Interventions
A/H7N9, MF59, Phosphate Buffered Saline (PBS) diluent
Biological · Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 64 Years
Enrollment
372 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
7
States / cities
Birmingham, Alabama • St Louis, Missouri • Cincinnati, Ohio + 4 more
Source: ClinicalTrials.gov public record
Updated May 17, 2021 · Synced Oct 20, 2026, 5:26 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Yellow Fever Immune Response at Single Cell Resolution

NCT03458780
View directory record Official record
Conditions
Healthy
Interventions
Yellow Fever Vaccine
Drug
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 59 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Efficacy of Reminders to Complete HPV Series

NCT01731496
View directory record Official record
Conditions
Completion of Three Dose Series of HPV, Improvement in Vaccine Intervals Between HPV Doses
Interventions
Telephone reminder, Text Message reminder
Other
Lead sponsor
University of Rochester
Other
Eligibility
10 Years to 21 Years
Enrollment
749 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
3
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Feb 6, 2015 · Synced Oct 20, 2026, 5:26 PM EDT
Recruiting No phase listed Observational

Verifying Antibodies After Live Immunization Delivery (VALID): A Study of Measles Vaccine Immunogenicity in Children With Sickle Cell Disease

NCT07356050
View directory record Official record
Conditions
Sickle Cell Disease, Measles Vaccination, Sickle Cell Anemia
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
6 Months to 6 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

MVA Post-Event: Administration Timing and Boost Study

NCT00437021
View directory record Official record
Conditions
Smallpox
Interventions
Live vaccinia virus vaccine, MVA Smallpox Vaccine, Placebo
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 38 Years
Enrollment
226 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
7
States / cities
Iowa City, Iowa • Baltimore, Maryland • St Louis, Missouri + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2025 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

RSV F Vaccine Maternal Immunization Study in Healthy Third-trimester Pregnant Women.

NCT02247726
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
Saline Placebo (0.5mL injection), RSV F vaccine (0.5mL injection)
Drug
Lead sponsor
Novavax
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
7
States / cities
Nampa, Idaho • Hutchinson, Kansas • Kansas City, Kansas + 4 more
Source: ClinicalTrials.gov public record
Updated May 27, 2022 · Synced Oct 20, 2026, 5:26 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

COVID-19 Vaccination and Outcomes in Individuals With and Without Immune Deficiencies and Dysregulations

NCT04852276
View directory record Official record
Conditions
Immunodeficiencies, Immune Dysregulations
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Years and older
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 1, 2024 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I, Multicenter, Randomized Trial to Evaluate the Safety and Immunogenicity of Vaccinia-Derived MN HIV-1 Recombinant Envelope Glycoprotein (rgp160) of Human Immunodeficiency Virus at Two Different Vaccination Schedules

NCT00001043
View directory record Official record
Conditions
HIV Infections, HIV Seronegativity
Interventions
gp160 Vaccine (Immuno-AG)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 1997
U.S. locations
2
States / cities
St Louis, Missouri • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Transcutaneous Immunization With an Attenuated Listeria Monocytogenes Vector Vaccine

NCT01311817
View directory record Official record
Conditions
Healthy Volunteers
Interventions
BMB72 (actA/plcB-deleted Listeria monocytogenes expressing influenza A nucleoprotein)
Biological
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 2, 2015 · Synced Oct 20, 2026, 5:26 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Vaccine Promotion Package (TweenVax) to Improve Adolescent HPV Vaccination, TweenVax Trial

NCT07104240
View directory record Official record
Conditions
Human Papillomavirus-Related Carcinoma
Interventions
Best Practice, Educational Intervention, Health Promotion and Education, Internet-Based Intervention
Other
Lead sponsor
Emory University
Other
Eligibility
9 Years and older
Enrollment
1,836 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 1 Interventional

Vaccine Therapy With or Without Interleukin-2 in Treating Patients With Recurrent Metastatic Melanoma

NCT00019175
View directory record Official record
Conditions
Melanoma (Skin)
Interventions
aldesleukin, fowlpox virus vaccine vector, gp100 antigen
Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1996
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 29, 2015 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Dressing Preparations for Smallpox

NCT00063856
View directory record Official record
Conditions
Smallpox
Interventions
Wetvax (APSV)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 13, 2012 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Not applicable Interventional

Comparative Effectiveness of System Interventions to Increase HPV Vaccine Receipt in FQHCs

NCT03726151
View directory record Official record
Conditions
Human Papillomavirus Infection
Interventions
Parent Reminders, Multicomponent clinic-system strategies, Combined Condition
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
11 Years to 17 Years
Enrollment
17,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
7
States / cities
Canoga Park, California • Pacoima, California • San Fernando, California + 4 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

MiVacunaLA: an Intervention to Improve COVID-19 Vaccination Behaviors Among Latinos

NCT05234372
View directory record Official record
Conditions
COVID-19 Pandemic
Interventions
mivacunaLA
Behavioral
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
468 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Los Angeles, California • Malibu, California
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 20, 2026, 5:26 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

The STOP-HPV Trial 6: Single Arm Evaluation of the Maintenance of the STOP-HPV Bundle

NCT03609372
View directory record Official record
Conditions
Vaccination, Immunization
Interventions
The STOP-HPV Trial 6: Maintenance
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
11 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Itasca, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 27, 2023 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Influenza Vaccine in Pediatric Transplant Subjects

NCT00133510
View directory record Official record
Conditions
Influenza
Interventions
Trivalent Subviron Influenza vaccine (Fluzone)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months to 17 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2006
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 27, 2010 · Synced Oct 20, 2026, 5:26 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Efficacy Challenge Study of Live Oral Cholera Vaccine Candidate,PXVX0200, to Prevent Cholera

NCT01895855
View directory record Official record
Conditions
Cholera
Interventions
PXVX0200, placebo
Biological
Lead sponsor
Bavarian Nordic
Industry
Eligibility
18 Years to 45 Years
Enrollment
197 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
3
States / cities
Baltimore, Maryland • Cincinnati, Ohio • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jun 28, 2023 · Synced Oct 20, 2026, 5:26 PM EDT
Withdrawn Phase 2 Interventional

Cyclophosphamide and Rituximab Followed By Vaccine Therapy in Treating Patients With Chronic Lymphocytic Leukemia

NCT00343447
View directory record Official record
Conditions
Leukemia
Interventions
autologous tumor cell vaccine, rituximab, cyclophosphamide
Biological · Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 3, 2012 · Synced Oct 20, 2026, 5:26 PM EDT