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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Vaccine Candidate #6 Clear all
Completed Phase 3 Interventional Accepts healthy volunteers

A Study to Learn About Variant-Adapted COVID-19 RNA Vaccine Candidate(s) in Healthy Children

NCT05543616
View directory record Official record
Conditions
SARS-CoV-2 Virus, Severe Acute Respiratory Syndrome Coronavirus 2, COVID-19
Interventions
Bivalent BNT162b2 (original/Omicron BA.4/BA.5) 3 microgram dose, Bivalent BNT162b2 (original/Omicron BA.4/BA.5) 6 microgram dose, Bivalent BNT162b2 (original/Omicron BA.4/BA.5) 10 microgram dose, Variant-adapted BNT162b2 (Omicron XBB.1.5) 3 microgram dose, Variant-adapted BNT162b2 (Omicron XBB.1.5) 6 microgram dose, Variant-adapted BNT162b2 (Omicron XBB.1.5) 10 microgram dose, Variant-adapted BNT162b2 (Omicron KP.2) 10 microgram dose
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
6 Months to 11 Years
Enrollment
4,338 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
72
States / cities
Birmingham, Alabama • Phoenix, Arizona • Anaheim, California + 57 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study to Evaluate the Safety, Tolerability, and Immunogenicity of an RNA Vaccine Candidate Against COVID-19 in Healthy Children

NCT04816643
View directory record Official record
Conditions
SARS-CoV-2 Infection, COVID-19
Interventions
Biological/Vaccine: BNT162b2 10mcg, BNT162b2 20mcg, BNT162b2 30mcg, Placebo, Biological/Vaccine: BNT162b2 3mcg
Biological · Other
Lead sponsor
BioNTech SE
Industry
Eligibility
6 Months to 15 Years
Enrollment
11,837 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
90
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 67 more
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Phase 2 Study Of VLA15, A Vaccine Candidate Against Lyme Borreliosis, In A Healthy Pediatric And Adult Study Population

NCT04801420
View directory record Official record
Conditions
Lyme Borreliosis
Interventions
VLA15, Placebo
Biological
Lead sponsor
Pfizer
Industry
Eligibility
5 Years to 65 Years
Enrollment
625 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
19
States / cities
Bridgeport, Connecticut • Stamford, Connecticut • Waterbury, Connecticut + 12 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Sep 29, 2026, 7:03 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Study of a Human Metapneumovirus/Respiratory Syncytial Virus mRNA Vaccine Candidate Encapsulated in a Lipid Nanoparticle-based Formulation in Adults Aged 60 Years and Older

NCT06686654
View directory record Official record
Conditions
Human Metapneumovirus Immunization, Respiratory Syncytial Virus Immunization
Interventions
Investigational hMPV/RSV vaccine, Investigational hMPV vaccine (monovalent), Investigational RSV vaccine (monovalent), Licensed RSV Vaccine, Placebo, Investigational RSV+hMPV vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
60 Years and older
Enrollment
1,530 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
24
States / cities
Phoenix, Arizona • Garden Grove, California • Gardena, California + 20 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2025 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Learn About Two or More Vaccines That Are Put Together as One Shot Against Infectious Lung Illnesses, Including COVID-19 and Respiratory Syncytial Virus (RSV).

NCT05886777
View directory record Official record
Conditions
Healthy Participants
Interventions
Combination [RSVpreF+BNTb162b2], Bivalent BNT162b2 (original/Omi BA.4/BA.5), RSVpreF, QIV, Normal Saline Placebo
Biological
Lead sponsor
Pfizer
Industry
Eligibility
65 Years and older
Enrollment
1,142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
37
States / cities
Dublin, California • Huntington Beach, California • Lake Forest, California + 26 more
Source: ClinicalTrials.gov public record
Updated Dec 17, 2024 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of and Immune Response to a Bird Flu Virus Vaccine (H9N2) in Healthy Adults (Study B)

NCT00380237
View directory record Official record
Conditions
Influenza, Virus Diseases
Interventions
H9N2 (6-2) AA ca Reassortant (A/Chicken/Hong Kong/G9/97 x A/Ann Arbor/6/60 ca)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 20, 2008 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

H5N8 Mix and Match With or Without AS03 or MF59 in Healthy Adults

NCT02624219
View directory record Official record
Conditions
Avian Influenza, Influenza
Interventions
AS03, MF59 adjuvant, Monovalent Influenza A/H5N8 vaccine
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
19 Years to 64 Years
Enrollment
276 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
4
States / cities
Iowa City, Iowa • St Louis, Missouri • Cincinnati, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2019 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Efficacy, Safety and Immunogenicity Study of GlaxoSmithKline(GSK) Biologicals' Candidate Malaria Vaccine 257049 in the Sporozoite Challenge Model in Healthy Malaria-naïve Adults

NCT01857869
View directory record Official record
Conditions
Malaria
Interventions
GSK257049 Dosage 1, GSK257049 Dosage 2, Sporozoite-infected mosquitoes challenge
Biological · Procedure
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 50 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 25, 2019 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Immune Response and Safety Comparison of 3 Lots of GSK Biologicals' DTaP-IPV Candidate Vaccine to DTaP + IPV Vaccines

NCT00148941
View directory record Official record
Conditions
Tetanus, Acellular Pertussis, Diphtheria
Interventions
SB213503 lot 1, SB213503 lot 2, SB213503 lot 3, Infanrix, IPOL, M-M-R II
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
4 Years to 6 Years
Enrollment
4,209 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
24
States / cities
Little Rock, Arkansas • Antioch, California • Daly City, California + 20 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2020 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluating the Safety and Immunogenicity of a H7N9 Vaccine for the Prevention of Influenza H7N9 Disease in Adults 50 to 70 Years Old

NCT02274545
View directory record Official record
Conditions
Influenza A Virus, H7N9 Subtype
Interventions
H7N9 Anhui 2013/AA ca, Inactivated subvirion H7N9 vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
50 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2014
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Apr 18, 2017 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Single Group Study of the Safety of and Immune Response to a Bird Flu Vaccine (H7N3) in Healthy Adults

NCT00516035
View directory record Official record
Conditions
Influenza, Virus Diseases
Interventions
Live Influenza A Vaccine H7N3 (6-2) AA ca Recombinant (A/chicken/British Columbia/CN-6/2004 x A/Ann Arbor/6/60 ca)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 17, 2015 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of VXCO-100, a SARS-CoV Candidate Vaccine in Healthy Adults in the United States

NCT05870839
View directory record Official record
Conditions
SARS-CoV, SARS-CoV-2
Interventions
VXCO-100
Biological
Lead sponsor
Vaccine Company, Inc.
Industry
Eligibility
18 Years and older
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
Decatur, Georgia • Baltimore, Maryland • Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 9, 2024 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Results available

Personalized Immunotherapy in Adults With Advanced Cancers Immunotherapy in Adults With Advanced Cancers

NCT03568058
View directory record Official record
Conditions
Advanced Cancer
Interventions
Personalized Vaccine, Pembrolizumab
Drug
Lead sponsor
Aaron Miller
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Assess the Safety and Immunogenicity of a Chikungunya Virus Vaccine Candidate (VLA1553) in Healthy Volunteers

NCT03382964
View directory record Official record
Conditions
Chikungunya
Interventions
VLA1553
Biological
Lead sponsor
Valneva Austria GmbH
Industry
Eligibility
18 Years to 45 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Huntsville, Alabama • Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of and Immune Response to a Bird Flu Virus Vaccine (H9N2) in Healthy Adults (Study A)

NCT00110279
View directory record Official record
Conditions
Influenza, Virus Diseases
Interventions
H9N2 (6-2) AA ca Reassortant (A/chicken/Hong Kong/G9/97 x A/Ann Arbor/6/60 ca)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 20, 2008 · Synced Sep 29, 2026, 7:03 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 9, 2026 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immune Response to Recombinant Live-Attenuated Influenza H2N2 Virus Vaccine

NCT00722774
View directory record Official record
Conditions
Influenza, Virus Diseases
Interventions
H2N2 1960 AA ca recombinant vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 9, 2008 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Randomized, Placebo-controlled, Observer-blinded Phase 1 Safety and Immunogenicity Study of Inactivated Zika Virus Vaccine Candidate in Healthy Adults

NCT03425149
View directory record Official record
Conditions
Zika Virus, Zika Virus Infection
Interventions
VLA1601, Placebo
Biological
Lead sponsor
Valneva Austria GmbH
Industry
Eligibility
18 Years to 49 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 4, 2019 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Clinical Trial With Controlled Human Malaria Infection (CHMI) to Evaluate the Safety and Efficacy of the Plasmodium Falciparum Vaccine Candidate FMP012 Administered Intramuscularly With AS01B Adjuvant System in Healthy Malaria-Naïve Adults

NCT02174978
View directory record Official record
Conditions
Malaria
Interventions
FMP012 with AS01B adjuvant system, P falciparum Controlled Human Malaria Infection (CHMI)
Biological · Other
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 50 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 12, 2017 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Single Group Study of the Safety of and Immune Response to a Bird Flu Virus Vaccine (H5N1) in Healthy Adults

NCT00488046
View directory record Official record
Conditions
Influenza, Virus Diseases
Interventions
H5N1 (6-2) AA ca Recombinant (A/Hong Kong/213/2003 x A/AnnArbor/6/60 ca)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 19, 2007 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of and Immune Response to a Bird Flu Virus Vaccine (H5N1) in Healthy Adults

NCT00347672
View directory record Official record
Conditions
Influenza, Virus Diseases
Interventions
H5N1 (6-2) AA ca Recombinant (A/VietNam/1203/2004 x A/AnnArbor/6/60/ca)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 20, 2008 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

HerpeVac Trial for Young Women

NCT00057330
View directory record Official record
Conditions
Herpes Simplex Infection
Interventions
HSV vaccine or SB208141, GSK Biologicals' glycoprotein D (gD)-Alum/3-deacylated form of Monophosphoryl Lipid A (MPL) candidate genital herpes vaccine, Havrix™, GlaxoSmithKline (GSK) Biologicals' licensed Hepatitis A vaccine
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 30 Years · Female only
Enrollment
8,323 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2009
U.S. locations
67
States / cities
Birmingham, Alabama • Chandler, Arizona • Mesa, Arizona + 56 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2018 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of the Safety and Immune Response of an Investigational mRNA Vaccine for the Prevention of Respiratory Syncytial Virus and/or Human Metapneumovirus in Participants Aged 18 to 49 Years and 60 Years and Older

NCT06237296
View directory record Official record
Conditions
Respiratory Syncytial Virus Infection, Healthy Volunteers, Metapneumovirus Infection
Interventions
RSV/hMPV mRNA LNP 1, RSV/hMPV mRNA LNP 2, RSV mRNA LNP 1, hMPV mRNA LNP 1
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
558 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
9
States / cities
Gardena, California • Hallandale, Florida • Meridian, Idaho + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Sep 29, 2026, 7:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Safety and Immunogenicity of a Live Attenuated Virus Vaccine for the Prevention of H2N3 Influenza

NCT01175122
View directory record Official record
Conditions
Influenza A Virus Infection
Interventions
H2N3 MO 2003/AA ca Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 42 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Feb 10, 2013 · Synced Sep 29, 2026, 7:03 AM EDT