A Study to Evaluate VXA-CoV2-3.3 COVID-19 Vaccine Against Currently Approved/Authorized mRNA COVID-19 Injectable Booster Vaccine in Adults Previously Immunized Against COVID-19 Infection
The primary objective of the study is to determine the relative efficacy of the investigational oral severe acute respiratory syndrome coronavirus 2 (SARS-CoV2) vaccine tablet VXA-CoV2-3.3 compared to...
An Extension and Crossover Vaccination Study on the Immune Response and Safety of a Vaccine Against Respiratory Syncytial Virus Given to Adults 60 Years of Age and Above Who Participated in RSV OA=ADJ-006 Study
The purpose of this study is: * To investigate the optimal timing for revaccination after the initial RSVPreF3 OA vaccine dose, * To evaluate the long-term immune persistence and safety up to 5 conse...
A Phase 2b, Randomized, Double-blind, Active-controlled Study of Single Dose CVXGA Intranasal COVID-19 Vaccine in Adults
The purpose of this trial is to assess the safety and relative efficacy of CVXGA (CVXGA50), a KP.2 containing vaccine, compared to COMIRNATY® (COVID-19 Vaccine, mRNA; 2024-2025 Formula), a currently a...
BEATRIX: A Study to Learn About a Group B Streptococcus Vaccine in Healthy Pregnant Women and Their Babies
BEATRIX (group B strEptococcus mATeRnal and Infant VaX study) The purpose of this study is to learn about the safety and how the group B streptococcus (GBS) vaccine works in pregnant women and their b...
A Study to Learn About Variant-Adapted COVID-19 RNA Vaccine Candidate(s) in Healthy Children
The purpose of this clinical trial is to learn about the safety, extent of the side effects, and immune responses of the study vaccine (called variant-adapted BNT162b2 RNA-based vaccine) in healthy ch...
A Study to Learn About How the Flu and COVID-19 Vaccines Act in Healthy People
The purpose of this study is to learn about how the flu and COVID vaccines act when given alone or when mixed together. This study is seeking healthy participants aged 18 or older. All participants i...
Study of the Safety of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age
This study is a Phase 3, randomized, modified double-blind study which aims to document the safety profile of the PCV21 vaccine (investigational pneumococcal vaccine) compared to a licensed 20-valent ...
Immunization With BCG Vaccine to Prevent Tuberculosis Infection
The purpose of this research is to find out if a single dose of pre-travel vaccination with BCG can lessen tuberculosis (TB) infection by producing an immune response when given to adults traveling to...
A Study to Evaluate the Safety and Immunogenicity of the mRNA COVID-19 Vaccines in Healthy Children Between 6 Months to Less Than 6 Years of Age
This study will evaluate the safety and immunogenicity of the mRNA-1273.214 vaccine for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variant of concerns (VOCs) in participants aged 6 m...
A Study on the Immune Response and Safety of an Investigational Chickenpox Vaccine When Given to Healthy Children 12 to 15 Months of Age
The purpose of this study is to assess the consistency of immune response to three different lots of GSK's investigational varicella vaccine (VNS Vaccine), and to compare the safety and immune respons...
Study of a 4-Dose Regimen of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age
This study is a Phase 3, randomized, modified double-blind study which aims to measure whether PCV21 vaccine (investigational pneumococcal conjugate vaccine) is safe and can help the body to develop g...
Safety and Immunogenicity of CRV-101 Vaccine for the Prevention of Herpes Zoster in Adults Aged 50 Years and Older
The purpose of this study is to assess the safety and immunogenicity of amezosvatein (CRV-101), an investigational vaccine compared to Shingrix® for the prevention of herpes zoster in adults aged 50 y...
A Study to Investigate the Immunogenicity, Reactogenicity, and Safety of mRNA-1083 (Influenza and COVID-19) Vaccine in Adults ≥18 to <65 Years of Age
The purpose of this study is to evaluate the immunogenicity, reactogenicity, and safety, of mRNA-1083 multicomponent influenza and COVID-19 vaccine in adults ≥18 to \<65 years of age....
Study of the Safety and Immunogenicity of Catch-up Vaccination With a 21-valent Pneumococcal Conjugate Vaccine (PCV21) in Healthy Infants, Toddlers, Children, and Adolescents
The purpose of this study is to evaluate the safety and immunogenicity of PCV21 versus 20vPCV ( 20-valent pneumococcal conjugate vaccine, Prevnar 20) for catch-up vaccination in infants (7 to 11 MoA-M...
A Study to Find and Confirm the Dose and Assess Safety, Reactogenicity and Immune Response of a Vaccine Against Pandemic H5N1 Influenza Virus in Healthy Younger and Older Adults
The aim of this study is to evaluate the safety, reactogenicity and immunogenicity of the Flu Pandemic messenger RNA (mRNA) vaccine (including dose-finding and dose-confirmation) administered in healt...
A Clinical Study to Evaluate the Safety, Tolerability, and Immunogenicity of VAX-31 in Healthy Infants
The objective of the study is to evaluate the safety, tolerability, and immunogenicity of 4 injections of VAX-31 (at 4 dose levels) compared to PCV20 in infants at 2, 4, 6, and 12-15 months of age, in...
A Study on the Immune Response and Safety of an Investigational Chickenpox Vaccine and a Marketed Measles, Mumps and Rubella Vaccine When Administered as Intramuscular Injection to Healthy Children 12 to 15 Months of Age
This study aims to assess the immune response and safety of GSK's candidate chickenpox and marketed MMR vaccines when given to children 12 to 15 months of age via a muscle injection. It compares the G...
Phase 3 Study to Evaluate the Efficacy and Safety of HER2/Neu Peptide GLSI-100 (GP2 + GM-CSF) in HER2/Neu Positive Subjects
This is a prospective, randomized, double-blinded, placebo-controlled, multi-center, Phase 3 study of GLSI-100 immunotherapy in HLA-A\*02 positive and HER2/neu positive subjects who are at high risk f...
A Safety and Immunogenicity Study of CHIKV VLP Vaccine in Children.
The goal of this multi-center, randomized, double-blind, placebo-controlled study is to evaluate the safety and immunogenicity of CHIKV VLP Vaccine in children 2 to \<12 years of age....
Study of Mixed Vaccination Schedules With a 21-valent Pneumococcal Conjugate Vaccine and a 20-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age
This study is a Phase 3, randomized, modified double-blind study which aims to measure whether the investigational pneumococcal conjugate vaccine PCV21 is safe and can help the body to develop germ-fi...
A Phase 3 Study of Revaccination in Subsequent Pregnancies With Bivalent RSV Vaccine and Duration of Protection of a Single Dose
This study aims to check how safe and well-tolerated a second dose of RSVpreF is when given during later pregnancies, and to see how long the immunity lasts from a single dose given during a previous ...
A Study of mRNA-1345 Following a Primary Dose of a Licensed Protein Subunit Respiratory Syncytial Virus (RSV) Vaccine in Adult Participants ≥60 Years of Age
The purpose of this study is to evaluate safety, tolerability and immunogenicity of mRNA-1345 in participants who have been previously vaccinated with either Arexvy or Abrysvo at least 12 months prior...
A Study on the Safety and Immune Response of a Urinary Tract Infection (UTI) Vaccine in Adults 18-64 Years of Age and Clinical Efficacy in Females 18-64 Years of Age
The purpose of this study is to assess safety, reactogenicity, and immune response of the candidate UTI vaccine compared to placebo in adults between and including 18-64 years of age (YOA), and to per...
Cytomegalovirus (CMV) Vaccine in Orthotopic Liver Transplant Candidates
This is a multi-center clinical trial in Cytomegalovirus (CMV) seronegative prospective liver transplant recipients to determine the efficacy of two doses of Cytomegalovirus-Modified Vaccinia Ankara (...
A Phase 2 Trial in Healthy Adult Participants of the Recombinant MVA-BN-WEV Vaccine
This phase 2 clinical trial will investigate an optimal dose, dosing regimen, and evaluate reactogenicity, safety and immunogenicity in healthy adult participants of the recombinant, multivalent MVA-B...
A Phase I/II Study on Safety AND Immunogenicity of AZD4117 and AZD5315 Vaccines (PANDA)
The purpose of this study is to evaluate the safety and immunogenicity of two investigational vaccines, AZD4117 and AZD5315 to protect against certain strains of avian Influenza A (H5N1 and H7N9 subty...
Trial of Therapeutic Cancer Vaccine OSE2101 in Patients With Non-Small Cell Lung Cancer and Secondary Resistance to Immune Checkpoint Inhibitor
Multicenter, randomized (2:1), open-label phase 3 study in HLA-A2 positive patients with squamous and non-squamous metastatic NSCLC with ICI secondary resistance. Patients will be randomized into 2 a...
High vs.Standard Dose Influenza Vaccine in Pediatric Solid Organ Transplant (SOT) Recipients
Influenza virus is a significant pathogen in pediatric solid organ transplant (SOT) recipients. However, these individuals respond poorly to standard-dose (SD) inactivated influenza vaccine (IIV). Rec...
A Study to Learn About The COVID-19 (Study) Vaccine (Called COMIRNATY) in People That Are Less Than 21 Years Old.
The purpose of this clinical trial is to learn about the safety and effects of the study vaccine (called COMIRNATY) for the potential prevention of COVID-19. This study is seeking participants who: 1...
An Efficacy Study of Adjuvant Treatment With the Personalized Cancer Vaccine mRNA-4157 and Pembrolizumab in Participants With High-Risk Melanoma (KEYNOTE-942)
The purpose of this study is to assess whether postoperative adjuvant therapy with mRNA-4157 and pembrolizumab improves recurrence free survival (RFS) compared to pembrolizumab alone in participants w...
Study to Evaluate Safety, Efficacy and Immunogenicity of Acne mRNA Vaccine in Adults With Moderate to Severe Acne
The purpose of the trial is to evaluate the safety, efficacy and immunogenicity of up to 3 intramuscular injections of the Acne mRNA vaccine candidate at up to three dose levels in adult participants ...
SARS-CoV-2 Vaccine (GEO-CM04S1) Versus mRNA SARS-COV-2 Vaccine in Patients With Blood Cancer
This phase 2 trial studies the immune response to GEO-CM04S1 (previously designated as COH04S1) compared to standard of care (SOC) mRNA SARS-COV-2 vaccine in patients with blood cancer who have receiv...
A Study to Learn About Medicine Called Ritlecitinib in Children Aged Between 6 to 12 Years With Severe Alopecia Areata
The purpose of this study is to learn about the safety and effects of the study medicine (called ritlecitinib) for the possible treatment of severe alopecia areata. Alopecia areata is a condition that...
Safety of the Herpes Zoster Subunit Vaccine in Lupus
This randomized, double-blind, placebo-controlled, non-inferiority crossover study will evaluate the Herpes Zoster Sunbit (HZ/su) vaccine in SLE patients in order to evaluate safety and immunogenicity...
CMV-MVA Triplex Vaccination in HLA-Matched Related Stem Cell Donors for the Prevention of CMV Infection in Patients Undergoing Hematopoietic Stem Cell Transplant
This phase II clinical trial tests how well the cytomegalovirus-modified vaccinica Ankara (CMV-MVA) Triplex vaccine given to human leukocyte antigens (HLA) matched related stem cell donors works to pr...
A Trial to Evaluate Safety, Tolerability, and Immune Responses of an Investigational Monovalent Chimpanzee Adenoviral Vectored Sudan Ebolavirus Vaccine in Healthy Adults
A Phase 2, Randomized, Double-blind, Placebo-Controlled Trial to Evaluate Safety, Tolerability, and Immune Responses of an Investigational Monovalent Chimpanzee Adenoviral Vectored Sudan Ebolavirus Va...
A Trial to Evaluate Safety, Tolerability, and Immune Responses of an Investigational Monovalent Chimpanzee Adenoviral Vectored Marburg Virus Vaccine in Healthy Adults
A Phase 2, Randomized, Double-blind, Placebo-Controlled Trial to Evaluate Safety, Tolerability, and Immune Responses of an Investigational Monovalent Chimpanzee Adenoviral Vectored Marburg Virus Vacci...
A Study of BLB-201 RSV Vaccine in Infants and Children
This Phase 1/2a trial is a randomized, placebo-controlled trial to evaluate the safety, tolerability and immunogenicity of two ascending doses (10\^6 PFU and 10\^7 PFU) of intranasal BLB-201 (a recomb...
Evaluating Gardasil HPV Vaccine Humoral and Cellular Immune Responses in People With and Without HIV
This is a phase 2, open-label study to assess the immunogenicity of the 9-valent human papillomavirus (HPV) recombinant vaccine (Gardasil9) in people born male with current or past exposure to androge...
Human Papillomavirus (HPV) Vaccination vs. Placebo for the Treatment of Refractory Cutaneous Warts
This double-blinded clinical trial randomly assigns participants with refractory cutaneous warts to receive either treatment with the human papillomavirus (HPV) vaccine or a placebo to assess the effi...
A Human Challenge Study to Assess Protection of a Shigella Tetravalent Bioconjugate Vaccine
In this challenge study, the bioconjugate candidate vaccine Shigella4V2 will be tested for its ability to induce an immune response that protects healthy adult volunteers from infection with a wild-ty...
Study to Evaluate Safety, Efficacy and Immunogenicity of Acne mRNA Vaccine in Participants With Mild Acne
The purpose of the VBE00009 study is to evaluate the safety, efficacy and immunogenicity of 2 administrations of the Acne mRNA vaccine candidate at single dose level in participants aged 18 to 45 year...
PEP-CMV Vaccine Targeting CMV Antigen to Treat Newly Diagnosed Pediatric HGG and DIPG and Recurrent Medulloblastoma
This study will address the question of whether targeting CMV antigens with PEP-CMV can serve as a novel immunotherapeutic approach in pediatric patients with newly-diagnosed high-grade glioma (HGG) o...
A Study to Learn About COVID-19 RNA-Based Variant-Adapted Vaccine Candidate(s) Against SARS-CoV-2 in Adults, Including Those at Higher Risk of Severe COVID-19
The purpose of this study is to learn about the safety, tolerability, and immunogenicity of an updated vaccine against COVID-19. This study is seeking participants 18 through 64 years of age who are ...
Candida Therapeutic Vaccine in Head and Neck Cancer Patients to Reduce Recurrence
This is a Phase II randomized, double-blind, placebo controlled, multi-site study of Candin. It is designed to show the efficacy and safety of a 7-dose regimen of Candin over a two-year period in term...
FK-PC101 as Adjuvant Therapy for Men With High-Risk Prostate Cancer
The goal of this clinical trial is to learn if the vaccine FK-PC101 works to delay or prevent the return of prostate cancer in men who have had surgery to remove their prostate cancer. It will also le...
Converting HR+ Breast Cancer Into an Individualized Vaccine
Newly diagnosed post-menopausal women with clinical stage II-III, HR+HER2- breast cancer are eligible to a randomized trial, concurrently open at five US academic institutions. Patients receiving 4 mo...
Study to Evaluate Safety, Tolerability, and Optimal Dose of Candidate GBM Vaccine VBI-1901 in Recurrent GBM Subjects
The purpose of this study is to assess the safety and tolerability of VBI-1901 in subjects with recurrent malignant gliomas (glioblastoma, or GBM)....
A Study of a Vaccine in Combination With Beta-glucan in People With Neuroblastoma
The purpose of this study is to test which treatment schedule of β-glucan with bivalent vaccine is more effective for participants with high-risk neuroblastoma that is in complete remission....
HPV Vaccine, Imiquimod, and Metformin Combination Trial
The goal of this clinical trial is to explore whether additional treatments can help strengthen the participant's immune system to fight cancer caused by the Human Papillomavirus (HPV), a virus spread...
A Phase 1/2A, Randomized Study of a T Follicular Helper (TFH)-Targeting Genetic Vaccine Strategy Designed to Induce Broad, Durable Immune Responses
The goal of this clinical trial is to test two investigational COVID-19 booster vaccines, called CoTend-s3BXBB and CoTend-BXBB, in healthy volunteers ages 40-64. The CoTend-s3BXBB vaccine includes a c...
Folate Receptor Alpha Dendritic Cells (FRαDCs) or Placebo for the Treatment of Patients With Stage III or IV Ovarian, Fallopian Tube, or Primary Peritoneal Cancer, FAROUT Trial
This phase II trial compares the effect of folate receptor alpha dendritic cells (FRαDCs) to placebo in treating patients with stage III or IV ovarian, fallopian tube or primary peritoneal cancer. FRα...
Efficacy Study of IM Administered CssBA+dmLT Against Moderate-severe Diarrhea in Human Infection Model With ETEC Strain B7A in Healthy Adults
The study is designed to evaluate the safety, immunogenicity, and efficacy of the intramuscular administration of a CS6 based vaccine (CssBA) against ETEC co-administered with double mutant labile tox...
Testing the Addition of an Individualized Vaccine to Durvalumab and Tremelimumab and Chemotherapy in Patients With Metastatic Triple Negative Breast Cancer
This phase II trial studies how well nab-paclitaxel, durvalumab, and tremelimumab with or without personalized synthetic long peptide vaccine (neoantigen vaccine) works in treating patients with tripl...
Durability of Vaccine Responses
The ability of the vaccines today to generate a long-lasting protection against infections varies greatly from one vaccine to another. The yellow fever vaccine (YF-17D) is one of the most successful v...
A Novel Vaccine (EO2463) as Monotherapy and in Combination, for Treatment of Patients With Indolent Non-Hodgkin Lymphoma
The purpose of this study is to define the recommended Phase 2 Dose, safety, tolerability, immunogenicity, and preliminary efficacy of EO2463 during monotherapy and in combination with lenalidomide an...
Anti-CD38 Antibody With KRAS Vaccine and Anti-PD-1 Antibody in Subjects With Pancreatic Ductal Adenocarcinoma and Refractory Non-Small Cell Lung Cancer
The goal of this clinical trial is to test the safety and tolerability of anti-CD38 monoclonal antibody (mAb), daratumumab, in combination with KRAS vaccine (Targovax TG-01/Stimulon QS-21) when given ...
Clinical Trials of Multivalent Opioid Vaccine Components
Currently, abuse of prescription opioid analgesics and heroin is a serious problem in the U.S. Although several medications, including methadone, buprenorphine, and naltrexone, are available and effec...
Evaluation of Safety, Immunogenicity and Efficacy of a Triple Immune Regimen in Adults Initiated on ART During Acute HIV-1
The purpose of this study is to evaluate the safety, tolerability, and efficacy of therapeutic vaccination with chimpanzee adenovirus ChAdOx1- and poxvirus modified vaccinia Ankara (MVA)-vectored cons...
A Study of IO102/IO103, Nivolumab, and Relatlimab in People With Melanoma
The researchers are doing this study to find out whether the study vaccines, IO102/IO103, given in combination with the standard-of-care drug combination, nivolumab and relatlimab, is a safe and effec...
Prevalence of Humoral Dysfunction in Pts With Frequent Exacerbations of COPD, and the Effect of SCIgR for Prevention
To examine the prevalence of humoral immunodeficiency in patients with Chronic Obstructive Pulmonary disease (COPD) by evaluating both immunoglobulin levels and vaccine responses. Patients with COPD a...
Vaccine Therapy Plus Pembrolizumab in Treating Advanced Ovarian, Fallopian Tube, or Primary Peritoneal Cavity Cancer
This phase I/II trial tests the safety, side effects, best dose, and effectiveness of multi-epitope folate receptor alpha-loaded dendritic cell vaccine (FRalphaDC) with pembrolizumab in treating patie...
STEMVAC in Patients With Early Stage Triple Negative Breast Cancer
This phase II trial studies the effect of DNA plasmid based vaccine (STEMVAC) in treating patients with patients with stage IB-III triple negative breast cancer. STEMVAC may wake up the immune system ...
Immunology of Ebola Vaccine
In this study 30 healthy adult participants will receive a single dose of an Ebola vaccine. Blood samples, fine needle aspirates, core biopsies, and bone marrow aspirates will be collected prior to an...
Dendritic Cell Vaccines Against Her2/Her3 and Pembrolizumab for the Treatment of Brain Metastasis From Triple Negative Breast Cancer or HER2+ Breast Cancer
This phase IIa trial studies how well dendritic cell vaccines against Her2/Her3 and pembrolizumab work for the treatment of triple negative breast cancer or HER2+ breast cancer or HER+ Breast cancer t...
Frequently Asked Questions
What clinical trials are available for Vaccine?
There are currently 65 actively recruiting clinical trials for vaccine. These studies are testing new treatments, therapies, and interventions at research sites across 210 cities.
How do I join a Vaccine clinical trial?
To join a vaccine clinical trial: 1) Browse the available studies above, 2) Click on a study that interests you, 3) Complete the eligibility form, and 4) A study coordinator will contact you.
Are clinical trials free for patients?
Yes, clinical trial participation is free. In most studies, the treatment, medical tests, and doctor visits related to the trial are provided at no cost. Some studies may also compensate for time and travel.
Can I leave a clinical trial if I change my mind?
Yes, participation in any clinical trial is completely voluntary. You can withdraw at any time, for any reason, without affecting your regular medical care.