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ClinicalTrials.gov public records Last synced Oct 17, 2026, 1:03 AM EDT

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Showing 169–192 of 680 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Control Vaccine 2 Clear all
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

An Exploratory Open-Label Clinical Trial Evaluating the Immunogenicity of the 9-valent 2-dose HPV Vaccination Regimen

NCT04206813
View directory record Official record
Conditions
HPV Infection
Interventions
Gardasil 9 2 dose regimen, Gardasil 9 3 dose regimen, Gardasil 9 rescue dose
Drug
Lead sponsor
Boston Medical Center
Other
Eligibility
16 Years to 45 Years · Female only
Enrollment
352 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Safety and Immunogenicity of the RSV-F Vaccine in Older Adults Previously Treated With the Same Vaccine or Placebo in the Prior Year.

NCT02593071
View directory record Official record
Conditions
Respiratory Syncytial Virus (RSV)
Interventions
RSV-F Vaccine, Phosphate Buffer Placebo
Biological
Lead sponsor
Novavax
Industry
Eligibility
60 Years and older
Enrollment
1,330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
10
States / cities
Redding, California • Stockbridge, Georgia • Lenexa, Kansas + 7 more
Source: ClinicalTrials.gov public record
Updated May 27, 2022 · Synced Oct 17, 2026, 1:03 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 17, 2026, 1:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of BPL-1357, A BPL-Inactivated, Whole-Virus, Universal Influenza Vaccine

NCT05027932
View directory record Official record
Conditions
Influenza
Interventions
IN Placebo, IM Placebo, BPL-1357
Other · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Phase 2 Shigella Vaccine and Challenge

NCT04242264
View directory record Official record
Conditions
Immunisation, Shigella Infection
Interventions
Placebo, Shigella sonnei strain 53G, WRSs2
Other · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
2
States / cities
Decatur, Georgia • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of the Safety and Immunogenicity of H1N1 Vaccine

NCT01177202
View directory record Official record
Conditions
H1N1 Flu
Interventions
HAC1 Vaccine
Biological
Lead sponsor
Fraunhofer, Center for Molecular Biotechnology
Industry
Eligibility
18 Years to 50 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 26, 2016 · Synced Oct 17, 2026, 1:03 AM EDT
Terminated Phase 1 Interventional

Study of Vaccination With Poly-ICLC and Peptide-pulsed Dendritic Cells

NCT01783431
View directory record Official record
Conditions
Melanoma
Interventions
Poly ICLC, leukapheresis
Drug · Procedure
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 2, 2015 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 1 Interventional

A Study to Evaluate Safety, Tolerability and Immune Response in Adults Allergic to Peanut After Receiving Intradermal or Intramuscular Administration of ASP0892 (ARA-LAMP-vax), a Single Multivalent Peanut (Ara h1, h2, h3) Lysosomal Associated Membrane Protein DNA Plasmid Vaccine

NCT02851277
View directory record Official record
Conditions
Peanut Allergy
Interventions
ASP0892 Intradermal, ASP0892 Intramuscular, Placebo Intradermal, Placebo Intramuscular
Drug
Lead sponsor
Astellas Pharma Global Development, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
8
States / cities
Little Rock, Arkansas • Mountain View, California • Baltimore, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 23, 2024 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study on the Immune Response and Safety of the Shingles Vaccine and the Influenza Vaccine When Either is Given to Healthy Adults at the Same Time or Following a COVID-19 Booster Vaccine

NCT05047770
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 13, 2023 · Synced Oct 17, 2026, 1:03 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Clinical Study of Novel Pneumococcal Vaccine V118C in Children (V118C-002)

NCT07300267
View directory record Official record
Conditions
Pneumococcal Infection
Interventions
V118C (Stage 1), V118C (Stage 2), PCV20 (Stage 1), PCV20 (Stage 2)
Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
2 Months to 15 Months
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
15
States / cities
Madera, California • Miami, Florida • Tampa, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 2 Interventional Results available

A Study to Assess Immune Response Following Zoster Vaccination to Subjects With Rheumatoid Arthritis Receiving Tofacitinib or Placebo With Background Methotrexate

NCT02147587
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Tofacitinib, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
50 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
36
States / cities
Jonesboro, Arkansas • Los Angeles, California • Santa Maria, California + 26 more
Source: ClinicalTrials.gov public record
Updated Apr 11, 2018 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of an Investigational Flu Seasonal/SARS-CoV-2 Combination Vaccine in Adults

NCT06680375
View directory record Official record
Conditions
COVID-19
Interventions
Flu Seasonal /SARS-CoV-2 mRNA Dose 1, Flu Seasonal /SARS-CoV-2 mRNA Dose 2, Flu Seasonal mRNA, SARS-CoV-2 mRNA Dose 1, SARS-CoV-2 mRNA Dose 2, Licensed Flu Seasonal, Licensed COVID-19 mRNA, Placebo
Combination Product · Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 64 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
9
States / cities
Anniston, Alabama • Rolling Hills Estates, California • Hialeah, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2025 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of a Single Vaccination With One of Three Ascending Dose Levels of a 4-Antigen Staphylococcus Aureus Vaccine (SA4Ag) in Healthy Adults Aged 18 to <65 Years

NCT01364571
View directory record Official record
Conditions
Staphylococcal Infections
Interventions
SA4Ag vaccine low dose, Blood draw, Colonization swab sample, SA4Ag vaccine mid dose, Blood sample, SA4Ag vaccine high dose, Placebo
Biological · Procedure
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 64 Years
Enrollment
456 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
16
States / cities
Hollywood, Florida • South Miami, Florida • Overland Park, Kansas + 10 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2019 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Dose Escalation Study to Evaluate Safety, Reactogenicity, and Immunogenicity of mRNA-1345 in Healthy Adults and in Children Who Are Respiratory Syncytial Virus (RSV)-Seropositive

NCT04528719
View directory record Official record
Conditions
Respiratory Syncytial Virus
Interventions
mRNA-1345, Placebo
Biological · Drug
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
12 Months to 79 Years
Enrollment
651 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
31
States / cities
La Mesa, California • West Hollywood, California • DeLand, Florida + 28 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2024 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 2 Interventional

Safety, Tolerability and Abeta-specific Antibody Response of Repeated i.m. Injections of Adjuvanted CAD106 in Mild Alzheimer Patients

NCT01097096
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
CAD106, Placebo, Alum, MF59
Biological
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
Up to 85 Years
Enrollment
177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
5
States / cities
Costa Mesa, California • Boulder, Colorado • Hollywood, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2021 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study To Investigate Two 3-dose Schedules Of A Clostridium Difficile Vaccine In Healthy Adults Aged 65 to 85 Years

NCT02561195
View directory record Official record
Conditions
Clostridium Difficile Associated Disease
Interventions
Clostridium difficile Vaccine, Placebo
Biological
Lead sponsor
Pfizer
Industry
Eligibility
65 Years to 85 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
17
States / cities
DeLand, Florida • Hollywood, Florida • South Miami, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 8, 2021 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pneumococcal Vaccination in Patients With Inflammatory Bowel Disease

NCT00829595
View directory record Official record
Conditions
Inflammatory Bowel Disease, Crohn Disease, Ulcerative Colitis
Interventions
23-valent polysaccharide pneumococcal vaccine (Pneumovax TM)
Biological
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 27, 2009 · Synced Oct 17, 2026, 1:03 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

A CHW Intervention to Identify and Decrease Barriers to COVID 19 Testing & Vaccination

NCT05473936
View directory record Official record
Conditions
Vaccine Hesitancy, COVID-19 Testing, Community Health Workers
Interventions
Community Health Worker led curriculum
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
16 Years and older
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 2, 2023 · Synced Oct 17, 2026, 1:03 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Safety, Reactogenicity, and Immunogenicity of mRNA-1468 in Healthy Adults ≥50 Years of Age

NCT05701800
View directory record Official record
Conditions
Herpes Zoster
Interventions
mRNA-1468, Placebo, Shingrix
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years and older
Enrollment
659 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
19
States / cities
Los Angeles, California • Longmont, Colorado • Lakeland, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Dose-Escalating Trial Using Vero Cell-culture Derived H5N1 +/- Aluminum in Adults

NCT00382980
View directory record Official record
Conditions
Influenza
Interventions
Aluminum hydroxide, Inactivated Vero cell based whole virus influenza A/H5N1, Placebo
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
5
States / cities
Stanford, California • Torrance, California • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2010 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study to Assess the Immunogenicity and Safety of GlaxoSmithKline (GSK) Biologicals' Herpes Zoster Subunit (HZ/su) Vaccine (GSK1437173A) When Co-administered With GSK Biologicals' Diphtheria, Tetanus and Pertussis Vaccine (Boostrix®) in Adults Aged 50 Years and Older

NCT02052596
View directory record Official record
Conditions
Herpes Zoster
Interventions
Herpes Zoster vaccine GSK 1437173A, Boostrix
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years and older
Enrollment
935 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
13
States / cities
Tucson, Arizona • San Diego, California • Stockbridge, Georgia + 9 more
Source: ClinicalTrials.gov public record
Updated Apr 24, 2018 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of Interactive Voice Response for COVID-19 Vaccination Training in the Democratic Republic of the Congo

NCT05107479
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 21, 2022 · Synced Oct 17, 2026, 1:03 AM EDT
Completed Phase 2 Interventional Results available

Treatment of High-Grade Pre-Neoplastic Cervical Lesions (CIN 2/3)

NCT02864147
View directory record Official record
Conditions
Cervical Intraepithelial Neoplasia, Cervical Dysplasia
Interventions
9-valent HPV vaccine, Imiquimod
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Female only
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 2, 2024 · Synced Oct 17, 2026, 1:03 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Group Intervention on Vaccine Confidence

NCT05891626
View directory record Official record
Conditions
Vaccination Refusal
Interventions
Group intervention
Behavioral
Lead sponsor
MultiCare Health System Research Institute
Other
Eligibility
18 Years and older
Enrollment
429 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Puyallup, Washington
Source: ClinicalTrials.gov public record
Updated Oct 10, 2023 · Synced Oct 17, 2026, 1:03 AM EDT