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ClinicalTrials.gov public records Last synced Oct 9, 2026, 2:03 AM EDT

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Showing 73–96 of 137 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: hepatitis A (HAV) vaccines Clear all
Completed Phase 4 Interventional Results available

Comparison of Three Hepatitis B Vaccination Regimens in HIV-Positive Youth

NCT00106964
View directory record Official record
Conditions
HIV Infection, Hepatitis B
Interventions
Engerix-B 20 mcg, Engerix-B 40 mcg, Twinrix 720 EIA HAV Ag plus 20 mcg HBsAg
Biological
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
12 Years to 24 Years
Enrollment
371 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
4
States / cities
Los Angeles, California • San Francisco, California • Washington D.C., District of Columbia + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Oct 9, 2026, 2:03 AM EDT
Withdrawn Phase 1 Interventional

Vaccine Response With NT-I7

NCT04054752
View directory record Official record
Conditions
Breast Carcinoma, Colorectal Adenocarcinoma, Bladder Carcinoma
Interventions
Recombinant human IL-7-hyFc (NT-I7), Vaccine sequence 1, Vaccine sequence 2
Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
60 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 2, 2023 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Not applicable Interventional

Pneumococcal Vaccine and Routine Pediatric Immunizations in HIV-Infected Children Receiving Anti-HIV Drugs

NCT00013871
View directory record Official record
Conditions
HIV Infections, Hepatitis B, Measles, Pneumococcal Infections, Pertussis
Interventions
Diphtheria & Tetanus Toxoids & Acellular Pertussis Vaccine Adsorbed, Measles-Mumps-Rubella Vaccine (Live), Pneumococcal Vaccine, Polyvalent (23-valent), Pneumococcal Conjugate Vaccine, Heptavalent, Hepatitis B Vaccine (Recombinant)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years to 18 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2004
U.S. locations
38
States / cities
Birmingham, Alabama • Long Beach, California • Los Angeles, California + 26 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 9, 2026, 2:03 AM EDT
Not listed Phase 4 Interventional

Adolescents' Response to Hepatitis B Vaccine Booster Dose

NCT01341275
View directory record Official record
Conditions
Hepatitis B
Interventions
hepatitis B vaccine
Biological
Lead sponsor
Baylor College of Medicine
Other
Eligibility
16 Years to 19 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 25, 2011 · Synced Oct 9, 2026, 2:03 AM EDT
Terminated Phase 2 Interventional Results available

Improving the Immune System With Human IL-7 Vaccine in Older Subjects Who Have Had Chemotherapy

NCT01339000
View directory record Official record
Conditions
Breast Cancer, Colon Cancer, Bladder Cancer
Interventions
Glycosylated Recombinant Human Interleukin-7, Diphtheria/Tetanus Vaccine, Polio Vaccine, Pneumococcal Vaccine, Hepatitis A Vaccine, Hepatitis B Vaccine
Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
60 Years to 100 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
2
States / cities
Bethesda, Maryland • New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 22, 2016 · Synced Oct 9, 2026, 2:03 AM EDT
Terminated No phase listed Observational

Study of Maternal Hepatitis C Infection and Influenza Vaccination in Pregnancy

NCT00810875
View directory record Official record
Conditions
Hepatitis C
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 25, 2014 · Synced Oct 9, 2026, 2:03 AM 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 9, 2026, 2:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety, Tolerability, and Immunogenicity of V114 in Healthy Infants (V114-029)

NCT03893448
View directory record Official record
Conditions
Pneumococcal Infections, Pneumococcal Vaccines
Interventions
V114, Prevnar 13™, RotaTeq™, Pentacel™, RECOMBIVAX HB™, VAQTA™, MMR II™, VARIVAX™, HIBERIX™
Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
42 Days to 90 Days
Enrollment
1,720 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
66
States / cities
Birmingham, Alabama • Dothan, Alabama • Opp, Alabama + 58 more
Source: ClinicalTrials.gov public record
Updated Jul 28, 2023 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Phase 1 Interventional

Safety and Efficacy of a Hepatitis B Vaccine in Immunosuppressed Patients

NCT04199715
View directory record Official record
Conditions
Hepatitis B
Interventions
Heplisav-B
Biological
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 11, 2022 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Not applicable Interventional

The Effects of Anti-HIV Therapy on the Immune Systems of Children and Young Adults Infected With HIV

NCT00004735
View directory record Official record
Conditions
HIV Infections
Interventions
Tetanus toxoid, Hepatitis A Vaccine (Inactivated)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years to 24 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2006
U.S. locations
25
States / cities
Birmingham, Alabama • Alhambra, California • Long Beach, California + 18 more
Source: ClinicalTrials.gov public record
Updated Oct 7, 2013 · Synced Oct 9, 2026, 2:03 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

PREHEVBRIO Pregnancy Outcomes Registry

NCT06097312
View directory record Official record
Conditions
Vaccine Exposure During Pregnancy
Interventions
Data collection
Other
Lead sponsor
VBI Vaccines Inc.
Industry
Eligibility
Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2032
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Phase 2 Interventional Results available

Prospective Trial of Vaccine Responses in Childhood Cancer Survivors

NCT00505063
View directory record Official record
Conditions
Childhood Cancer, Multiple Diseases
Interventions
Immunization Schedule patients <7 years., Immunization Schedule patients > or = to 7 years and <11 years of age, Immunization Schedule patients > or = to 11 years of age
Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
2 Years to 18 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Immunogenicity, Safety and Reactogenicity Study of GlaxoSmithKline (GSK) Biologicals' Hib-MenCY-TT (MenHibrix®) Vaccine Compared to Merck & Co, Inc. PedvaxHIB Vaccine in Healthy Infants and Toddlers 12 to 15 Months of Age

NCT01978093
View directory record Official record
Conditions
Neisseria Meningitidis, Haemophilus Influenzae Type b
Interventions
Hib-MenCY-TT (MenHibrix®), Pediarix®, Rotarix®, Prevnar 13®, PedvaxHIB®, Havrix®
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Weeks to 12 Weeks
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
26
States / cities
Birmingham, Alabama • Fayetteville, Arkansas • Jonesboro, Arkansas + 23 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2018 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

VaxTeen Hepatitis B Vaccine Booster Study

NCT00144313
View directory record Official record
Conditions
Hepatitis
Interventions
hepatitis B vaccine
Biological
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
13 Years to 16 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Anchorage, Alaska
Source: ClinicalTrials.gov public record
Updated Sep 21, 2007 · Synced Oct 9, 2026, 2:03 AM EDT
Completed No phase listed Observational

Qualitative, Qualitative, and Functional Studies Over the First Year in Measuring Immune System Response During the First Year of Therapy in Patients With Brain Tumors

NCT02747407
View directory record Official record
Conditions
Astrocytoma, Glioma, Oligodendroglioma
Interventions
Hepatitis A Vaccine, Laboratory Biomarker Analysis, Tetanus Toxoid Vaccine, Trivalent Influenza Vaccine
Biological · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 29, 2021 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Immunogenicity and Safety of Havrix™ Co-Administered With a Diphtheria, Tetanus and Pertussis and a Haemophilus b Vaccine in Children Aged 15 Months

NCT00197236
View directory record Official record
Conditions
Hepatitis A
Interventions
Havrix™, Infanrix™, ActHIB™
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Months to 13 Months
Enrollment
468 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2007
U.S. locations
22
States / cities
Phoenix, Arizona • Oakland, California • San Ramon, California + 18 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2018 · Synced Oct 9, 2026, 2:03 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

HBV Vaccination of Healthy Volunteers to Evaluate the Composition of Germinal Centers

NCT05272735
View directory record Official record
Conditions
Hepatitis B
Interventions
Hepatitis B Vaccine (Recombinant)
Biological
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 50 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Immune Response & Safety of a Hepatitis A Vaccine Given Together With a Pneumococcal Vaccine in Healthy Children 15 m of Age

NCT00197002
View directory record Official record
Conditions
Hepatitis A
Interventions
GSK Biologicals 2-dose inactivated hepatitis A vaccine (Havrix), Prevnar™
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Months to 13 Months
Enrollment
521 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
18
States / cities
Centennial, Colorado • Bardstown, Kentucky • Louisville, Kentucky + 13 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2018 · Synced Oct 9, 2026, 2:03 AM EDT
Active, not recruiting Phase 1 Interventional

DNA Vaccine Therapy in Treating Patients With Chronic Hepatitis C Virus Infection

NCT02772003
View directory record Official record
Conditions
Chronic Hepatitis, Hepatitis C Infection, Hepatocellular Carcinoma
Interventions
Electroporation-Mediated Plasmid DNA Vaccine Therapy, HCV DNA Vaccine INO-8000, Laboratory Biomarker Analysis, Quality-of-Life Assessment, Rocakinogene Sifuplasmid
Biological · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
4
States / cities
Jacksonville, Florida • Rochester, Minnesota • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 9, 2026, 2:03 AM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Study of the Safety of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age

NCT06824194
View directory record Official record
Conditions
Pneumococcal Immunization
Interventions
PCV21 vaccine, Prevnar 20 vaccine, M-M-R II vaccine, Rotarix, RotaTeq, Vaxelis vaccine, Varivax, Priorix, VAQTA, Havrix
Biological
Lead sponsor
Sanofi
Industry
Eligibility
42 Days to 89 Days
Enrollment
2,360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
103
States / cities
Birmingham, Alabama • Guntersville, Alabama • Oneonta, Alabama + 81 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity Study of the Hepatitis B Virus (HBV) Vaccine, HEPLISAV Compared to Engerix-B Vaccine

NCT01005407
View directory record Official record
Conditions
Healthy
Interventions
HEPLISAV and/or Placebo, Engerix-B
Biological
Lead sponsor
Dynavax Technologies Corporation
Industry
Eligibility
40 Years to 70 Years
Enrollment
2,452 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
29
States / cities
Huntsville, Alabama • San Diego, California • Santa Ana, California + 26 more
Source: ClinicalTrials.gov public record
Updated Mar 20, 2019 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Immunogenicity of GSKs' MMR Vaccine (209762) vs. M-M-R® II, When Given With Routine Vaccines at 12-15 Months of Age

NCT00861744
View directory record Official record
Conditions
Rubella, Mumps, Measles, Measles-Mumps-Rubella Vaccine
Interventions
GSK Biological's investigational vaccine 209762, M-M-R® II (Merck and Co), Varivax®, Havrix®, Prevnar®
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Months to 15 Months
Enrollment
1,259 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
45
States / cities
Tuscaloosa, Alabama • Conway, Arkansas • Jonesboro, Arkansas + 42 more
Source: ClinicalTrials.gov public record
Updated Jan 3, 2020 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Hepatitis B Vaccine in Seniors

NCT04162223
View directory record Official record
Conditions
Hepatitis B Vaccination
Interventions
Subcutaneous fat injection of Recombivax-HB, Intramuscular injection of Recombivax-HB
Biological
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
65 Years and older
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2003
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 14, 2019 · Synced Oct 9, 2026, 2:03 AM EDT
Completed Not applicable Interventional

Administration of Growth Hormone to Increase CD4+ Count in Patients Taking Anti-HIV Drugs

NCT00050921
View directory record Official record
Conditions
HIV Infections
Interventions
somatropin, Hepatitis A virus, inactivated, Keyhole-Limpet Hemocyanin
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
13
States / cities
Birmingham, Alabama • Los Angeles, California • Sacramento, California + 7 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 9, 2026, 2:03 AM EDT