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ClinicalTrials.gov public records Last synced Oct 21, 2026, 1:38 PM EDT

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Showing 361–384 of 1,351 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Immunization Clear all
Terminated Phase 1Phase 2 Interventional

Vaccine Treatment for Advanced Breast Cancer

NCT00090480
View directory record Official record
Conditions
Breast Cancer
Interventions
HyperAcute - Breast cancer vaccine
Biological
Lead sponsor
NewLink Genetics Corporation
Industry
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Des Moines, Iowa
Source: ClinicalTrials.gov public record
Updated May 28, 2020 · Synced Oct 21, 2026, 1:38 PM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers

Co-administration Study of an Investigational Live-Attenuated Respiratory Syncytial Virus Vaccine in Infants and Toddlers

NCT06397768
View directory record Official record
Conditions
RSV Immunization
Interventions
RSVt vaccine, Diphtheria, tetanus, pertussis, poliomyelitis , Haemophilus influenzae type b, and hepatitis B vaccine, Diphtheria, tetanus, pertussis, Haemophilus influenzae type b and poliomyelitis vaccine, Hepatitis B vaccine, Streptococcus pneumoniae vaccine, Rotavirus vaccine, Measles, mumps, and rubella vaccine, Varicella virus vaccine, Placebo
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
6 Months to 12 Months
Enrollment
2,226 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
66
States / cities
Birmingham, Alabama • Grand Bay, Alabama • Mobile, Alabama + 55 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Improving Influenza Vaccination Rates Among Health Care Professionals

NCT00404664
View directory record Official record
Conditions
Influenza
Interventions
influenza vaccine, reminders letters, raffle prize
Behavioral
Lead sponsor
The Cleveland Clinic
Other
Eligibility
Not listed
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 29, 2006 · Synced Oct 21, 2026, 1:38 PM EDT
Terminated Phase 2 Interventional Results available

Vaccine Therapy With or Without Recombinant Interleukin-12 Followed by Daclizumab in Treating Patients With Metastatic Melanoma

NCT01307618
View directory record Official record
Conditions
Recurrent Melanoma, Stage IV Skin Melanoma
Interventions
NA17.A2 Peptide Vaccine, Recombinant MAGE-3.1 Antigen, Recombinant Interleukin-12, MART-1 Antigen, Laboratory Biomarker Analysis
Biological · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 24, 2016 · Synced Oct 21, 2026, 1:38 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Predictors of Measles Vaccine Hesitancy in New York State

NCT07373093
View directory record Official record
Conditions
Measles Vaccination
Interventions
Survey
Other
Lead sponsor
Albany Medical College
Other
Eligibility
Not listed
Enrollment
99 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Oct 21, 2026, 1:38 PM EDT
Recruiting Phase 4 Interventional

Safety and Efficacy of Measles, Mumps, Rubella Vaccination in Pediatric Heart Transplantation Patients

NCT07195032
View directory record Official record
Conditions
Heart Transplant Infection Prevention
Interventions
Commercial measles, mumps, and rubella (MMR) vaccine
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
1 Year to 17 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Phase 2 Interventional Results available

COVID-19 VAX Booster Dosing in Patients With Hematologic Malignancies

NCT05028374
View directory record Official record
Conditions
Multiple Myeloma, AL Amyloidosis, Chronic Lymphocytic Leukemia
Interventions
A single "booster" dose of the Moderna mRNA COVID-19 vaccine
Drug
Lead sponsor
Barbara Ann Karmanos Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 20, 2023 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Not applicable Interventional

Comparative Effectiveness Trial of Two Reminder/Recall Methods to Increase Immunization Rates in Young Children

NCT01557621
View directory record Official record
Conditions
Immunization Rates
Interventions
Collaborative Pop-Based R/R: Phone/Mail Group, Collaborative Pop-Based R/R: Mail-Only Group, Practice-based Recall
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
19 Months to 5 Years
Enrollment
68,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Aurora, Colorado • Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 16, 2015 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Utilization of Oral Sucrose to Decrease Pain in Infants During Immunizations

NCT00150189
View directory record Official record
Conditions
Pain, Procedural Pain
Interventions
Sucrose
Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
6 Weeks to 4 Months
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 25, 2018 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Phase 3 Interventional

Promotion of RSV Immunization Through Multiple Efforts

NCT06640868
View directory record Official record
Conditions
Pregnancy, Vaccination
Interventions
MyChart nurse message, SMFM video, Visual aid
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 8, 2025 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Not applicable Interventional Results available

COVID-19 Vaccinations With a Sweepstakes

NCT04951310
View directory record Official record
Conditions
Covid19
Interventions
Philly Vax Sweepstakes
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
3,827,656 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immune Response of Candidate H1N1 Influenza Vaccine GSK2340274A Following Seasonal Influenza Vaccination in Adults

NCT01059617
View directory record Official record
Conditions
Influenza
Interventions
GSK Biologicals' FluLaval®, Placebo (saline), GSK Biologicals' investigational H1N1 Influenza Vaccine - GSK2340274A, GSK Biologicals' investigational H1N1 Influenza Vaccine - GSK2340273A
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
19 Years to 40 Years
Enrollment
133 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
3
States / cities
Milford, Massachusetts • Salisbury, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 20, 2018 · Synced Oct 21, 2026, 1:38 PM EDT
Recruiting No phase listed Observational

Influenza & COVID-19 Obstetric and Perinatal Epidemiology Study in India

NCT06168019
View directory record Official record
Conditions
Influenza, COVID-19, SARS-COV-2 Infection, Other Respiratory Viruses, Perinatal Morbidity, Infant Morbidity
Interventions
Exposures
Other
Lead sponsor
Boston University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
10,000 participants
Timeline
2023 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 28, 2025 · Synced Oct 21, 2026, 1:38 PM EDT
Terminated Phase 1 Interventional Results available

Pilot Study of GVAX in Colorectal Cancer Cells

NCT01952730
View directory record Official record
Conditions
Colorectal Cancer
Interventions
GVAX
Biological
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 12, 2023 · Synced Oct 21, 2026, 1:38 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 21, 2026, 1:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tailoring of Vaccine-Focused Messages: Disease Salience

NCT03002324
View directory record Official record
Conditions
Human Papillomavirus
Interventions
Baseline Survey, Current CDC Message, Cervical Cancer Message, Control Message, Post-Intervention Survey
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
1,320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 10, 2017 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Text-based Reminders to Promote COVID-19 Vaccinations

NCT04801524
View directory record Official record
Conditions
Covid19, Vaccines
Interventions
Self-benefit, Prosocial-benefit, Early access, Fresh start
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
250,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Westwood, Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 13, 2022 · Synced Oct 21, 2026, 1:38 PM EDT
Not listed Not applicable Interventional

Immunogenicity of Influenza Vaccine in Long Term Care

NCT02933723
View directory record Official record
Conditions
Influenza
Interventions
Blood Draw
Procedure
Lead sponsor
Insight Therapeutics, LLC
Other
Eligibility
65 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 9, 2021 · Synced Oct 21, 2026, 1:38 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Flu Vaccine in Preventing Influenza Infection in Healthy Volunteers and in Patients Who Have Undergone Stem Cell Transplant

NCT00964821
View directory record Official record
Conditions
Chronic Myeloproliferative Disorders, Leukemia, Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasms, Nonmalignant Neoplasm
Interventions
trivalent influenza vaccine, Immunoenzyme technique, Laboratory biomarker analysis
Biological · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years to 120 Years
Enrollment
459 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
2
States / cities
Duarte, California • Pasadena, California
Source: ClinicalTrials.gov public record
Updated Nov 7, 2017 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

ACTIVATE in Public Housing

NCT06075732
View directory record Official record
Conditions
Pneumonia, Influenza, Varicella Zoster, Meningitis, COVID-19, Vaccine Hesitancy
Interventions
Increasing Willingness and Uptake of Influenza, Pneumonia, Meningitis, HZV, and COVID-19 Vaccination
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 17, 2025 · Synced Oct 21, 2026, 1:38 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

ACE393-103 Vaccination Challenge Study

NCT00859716
View directory record Official record
Conditions
Campylobacter Infection
Interventions
ACE393, Placebo vaccine
Biological
Lead sponsor
TD Vaccines A/S
Industry
Eligibility
18 Years to 50 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 11, 2009 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Safety and Immunogenicity of Quadrivalent Influenza mRNA Vaccine MRT5410 in Adult Participants 18 Years of Age and Older

NCT05624606
View directory record Official record
Conditions
Influenza Immunization
Interventions
Quadrivalent Influenza mRNA Vaccine MRT5410, Quadrivalent Recombinant Influenza vaccine RIV4, Quadrivalent Inactivated Influenza Standard Dose QIV-SD, Quadrivalent Inactivated Influenza High Dose QIV-HD
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
682 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
23
States / cities
Huntington Park, California • Long Beach, California • North Hollywood, California + 19 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2025 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Phase 2 Interventional

Safety and Effectiveness of Adding Either an HIV Vaccine, Interleukin-2, or Both to a Patient's Anti-HIV Drug Combination

NCT00006291
View directory record Official record
Conditions
HIV Infections
Interventions
ALVAC(2)120(B,MN)GNP (vCP1452), Aldesleukin
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
25
States / cities
Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 18 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 21, 2026, 1:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Engaging Clinical Champions to Improve HPV Vaccination

NCT05736718
View directory record Official record
Conditions
Human Papilloma Virus
Interventions
Champion Announcement Approach Training, Traditional Announcement Approach Training
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
9 Years to 12 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 21, 2026, 1:38 PM EDT