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ClinicalTrials.gov public records Last synced Oct 22, 2026, 4:28 AM EDT

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Showing 505–528 of 1,351 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Immunization Clear all
Terminated Not applicable Interventional Accepts healthy volunteers

Multilevel Intervention of COVID-19 Vaccine Uptake Among Latinos

NCT06156228
View directory record Official record
Conditions
Vaccine Hesitancy
Interventions
Multilevel Intervention
Behavioral
Lead sponsor
San Diego State University
Other
Eligibility
18 Years and older
Enrollment
238 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
2
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 4, 2025 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

SCALE-UP Utah: Community-Academic Partnership to Address COVID-19 Vaccination Rates Among Utah Community Health Centers

NCT04939519
View directory record Official record
Conditions
Covid19
Interventions
Text-Messaging (TM), Patient Navigation (PN)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
65,300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 12, 2025 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of a 3-dose Vaccination Regimen With One of Three Ascending Dose Levels of Clostridium Difficile Vaccine With or Without Adjuvant in Healthy Adults Aged 50 to 85 Years

NCT01706367
View directory record Official record
Conditions
Clostridium Difficile Associated Disease
Interventions
C. difficile vaccine, C. difficile vaccine +adjuvant
Biological
Lead sponsor
Pfizer
Industry
Eligibility
50 Years to 85 Years
Enrollment
192 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
4
States / cities
Pembroke Pines, Florida • South Miami, Florida • Overland Park, Kansas + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2014 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Phase 1 Interventional

Vaccine Therapy in Treating Patients With Stage IV or Relapsed Malignant Melanoma

NCT00005617
View directory record Official record
Conditions
Melanoma
Interventions
dendritic cell-MART-1 peptide vaccine, leukapheresis
Biological · Procedure
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1997
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 3, 2020 · Synced Oct 22, 2026, 4:28 AM EDT
Recruiting Phase 1 Interventional

Autologous Dendritic Cell Vaccine For Recurrent Respiratory Papillomatosis (RRP) Patients

NCT07317154
View directory record Official record
Conditions
Recurrent Respiratory Papillomatosis
Interventions
Autologous HPV6 E6-and E7-derived peptide-loaded dendritic cell
Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 10, 2026 · Synced Oct 22, 2026, 4:28 AM EDT
Terminated Phase 2 Interventional Results available

Lenalidomide as Immune Adjuvant in Patient's With Chronic Lymphocytic Leukemia (CLL)

NCT01924169
View directory record Official record
Conditions
Hematologic Disorder
Interventions
Lenalidomide, Influenza Vaccine, Pneumovax Vaccine
Drug · Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 20, 2018 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

P3+ Intervention Phase

NCT02898688
View directory record Official record
Conditions
Vaccination
Interventions
Control Site, Intervention Site, Patient-level Control Group, Patient-level Intervention Group
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
2,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
23
States / cities
Aurora, Colorado • Boulder, Colorado • Denver, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2020 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Increasing HPV Vaccination in Community-Based Pediatric Practices

NCT03399396
View directory record Official record
Conditions
HPV Vaccines
Interventions
Practice facilitation for HPV vaccine
Behavioral
Lead sponsor
Pamela Hull
Other
Eligibility
18 Years and older
Enrollment
420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 5, 2023 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Phase 2 Interventional Results available

Chemotherapy Plus Vaccination to Treat Mantle Cell Lymphoma

NCT00005780
View directory record Official record
Conditions
Mantle Cell Lymphoma, Lymphoma, Mantle Cell
Interventions
EPOCH-R, GM-CSF, Idiotype vaccine
Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 31, 2023 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Influenza Vaccination for Parents and Other Caregivers in the Pediatric Medical Home

NCT00812110
View directory record Official record
Conditions
Influenza
Interventions
Influenzae vaccine
Drug
Lead sponsor
Akron Children's Hospital
Other
Eligibility
18 Years and older
Enrollment
336 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Akron, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 23, 2013 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Not applicable Interventional

Pilot Study for the Evaluation of the Efficacy of Vaccination With Autologous Tumor Cells Plus Granulocyte-macrophage Colony-stimulating Factor (GM-CSF) - in - Adjuvant, Followed by Systemic Low-dose-interleukin-2 (IL-2) Administration, in Patients With High Risk Melanoma

NCT00912418
View directory record Official record
Conditions
Melanoma
Interventions
autologous tumor cells plus GM-CSF-in Adjuvant
Biological
Lead sponsor
Craig L Slingluff, Jr
Other
Eligibility
18 Years to 85 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2002
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 2, 2020 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Safety and Immune Responses to Fluzone® Vaccination

NCT00835926
View directory record Official record
Conditions
Influenza
Interventions
Influenza virus vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 14, 2016 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Non-integrated Costs Increase Effectiveness of Incentives

NCT03507231
View directory record Official record
Conditions
Control - No Incentive for Flu Vaccine, Direct Incentive, Indirect Incentive
Interventions
Email Message, Incentive for Vaccination, Incentive for completing a short survey
Behavioral
Lead sponsor
Carnegie Mellon University
Other
Eligibility
18 Years to 100 Years
Enrollment
12,531 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 25, 2018 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Phase 1Phase 2 Interventional

Vaccine Therapy With or Without Interleukin-2 in Treating Patients With Locally Advanced or Metastatic Colorectal Cancer

NCT00019591
View directory record Official record
Conditions
Colorectal Cancer
Interventions
aldesleukin, ras peptide cancer vaccine, adjuvant therapy
Biological · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2005
U.S. locations
2
States / cities
Bethesda, Maryland • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 20, 2013 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of LA-CEAL HALT COVID-19 Ambassador Program on Likelihood to Vaccinate

NCT04930965
View directory record Official record
Conditions
Covid19, Vaccine Refusal
Interventions
Community health worker engagement
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Jan 18, 2024 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Influenza Immunity in Children

NCT02559505
View directory record Official record
Conditions
Influenza
Interventions
Seasonal IIV 0.25 mL dose, Natural influenza infection, Seasonal IIV 0.5 mL dose
Biological · Other
Lead sponsor
University of Rochester
Other
Eligibility
3 Months to 8 Years
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Sep 2, 2021 · Synced Oct 22, 2026, 4:28 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

A Study to Learn About mRNA Vaccines Against Influenza in Adults

NCT07431853
View directory record Official record
Conditions
Healthy Adults
Interventions
Vaccine Candidate #1, Vaccine Candidate #2, Vaccine Candidate #3, Vaccine Candidate #4, Vaccine Candidate #5, Vaccine Candidate #6, TIV1 or TIV2
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
770 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
15
States / cities
Mobile, Alabama • Walnut Creek, California • Milford, Connecticut + 12 more
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 22, 2026, 4:28 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Biomarkers of Trained Immunity Following MMR Vaccination

NCT04646239
View directory record Official record
Conditions
Covid19
Interventions
Heterologous stimuli, Neutralization assay
Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 26, 2021 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Increasing Men's Engagement in Preventive Healthcare Through an Enhanced Cocoon Vaccination Strategy

NCT06437834
View directory record Official record
Conditions
Vaccines, Preventive Medicine
Interventions
Information Sheet, High-touch connect
Other
Lead sponsor
Case Western Reserve University
Other
Eligibility
18 Years and older
Enrollment
176 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 22, 2026, 4:28 AM EDT
Terminated No phase listed Observational

Asthma, Missed Immunizations, and Vitamin D Deficiency in Atopic Dermatitis

NCT01234909
View directory record Official record
Conditions
Atopic Dermatitis, Vitamin D Deficiency, Asthma
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
1 Year to 18 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 1, 2015 · Synced Oct 22, 2026, 4:28 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Post-marketing Safety Study of Autoimmune Diseases Following Cervarix® Vaccination

NCT01153906
View directory record Official record
Conditions
Infections, Papillomavirus
Interventions
Data collection
Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
9 Years to 25 Years · Female only
Enrollment
1,516 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Dec 2, 2014 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Zika Virus Purified Inactivated Vaccine (ZPIV) Accelerated Vaccination Schedule Study

NCT02937233
View directory record Official record
Conditions
Zika
Interventions
Zika Virus Purified Inactivated Vaccine, Placebo
Biological · Other
Lead sponsor
Kathryn Stephenson
Other
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 23, 2018 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Not applicable Interventional Results available

Healthy, Immunized Communities Study

NCT03854734
View directory record Official record
Conditions
Vaccine Hesitancy, Communicable Diseases in Children
Interventions
Community Event, Educational Material
Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 12, 2024 · Synced Oct 22, 2026, 4:28 AM EDT
Completed Phase 1Phase 2 Interventional

Vaccination of Patients With Stage IV Melanoma With Dendritic Cells

NCT00125749
View directory record Official record
Conditions
Melanoma, Neoplasm Metastasis
Interventions
Dendritic cell vaccination
Biological
Lead sponsor
Baylor Research Institute
Other
Eligibility
21 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 12, 2017 · Synced Oct 22, 2026, 4:28 AM EDT