Search clinical trials for: Vaccine placebo

Total 58745 results

CMV Research Foundation
International AIDS Vaccine Initiative

Completed

Safety Study of Four Chimera Cytomegalovirus (CMV) Vaccines in Healthy Adult Males 30-50 Years of Age

Cytomegalovirus

United States
Anhui Zhifei Longcom Biologic Pharmacy Co., Ltd.

Unknown

Recombinant New Coronavirus Vaccine (CHO Cells) to Prevent SARS-CoV-2 Phase I Clinical Trial (≥60 Years Old)

Coronavirus

China
Clover Biopharmaceuticals AUS Pty Ltd
International Vaccine Institute; Coalition for Epidemic Preparedness Innovations

Completed

A Controlled Phase 2/3 Study of Adjuvanted Recombinant SARS-CoV-2 Trimeric S-protein Vaccine (SCB-2019) for the Prevention of COVID-19 (SCB-2019)

COVID-19

Colombia, Belgium, Brazil, Philippines, South Africa
Clover Biopharmaceuticals AUS Pty Ltd

Completed

Immunogenicity and Safety Study of SCB-2019 Vaccine as a Booster to COVID-19 Vaccine in Adults

COVID-19

Philippines
Butantan Institute

Completed

Effectiveness Assessment of Vaccinating Schoolchildren Against Influenza (Xo_Gripe)

Influenza | Acute Respiratory Infection

Brazil
William Beaumont Hospitals

Completed

The Impact of Vaccination on Severity of Illness in COVID-19

Covid19

United States
University of Arkansas

Active, not recruiting

A Phase I/II Clinical Trial of PepCan in Head and Neck Cancer Patients

Head and Neck Cancer

United States
Kocak Farma

Recruiting

Safety and Immunogenicity of the Inactivated Koçak-19 Inaktif Adjuvanlı COVID-19 Vaccine Compared to Placebo

COVID-19 Vaccine

Turkey
Pfizer

Completed

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

Staphylococcal Infections

United States
Novavax

Completed

A Phase I Randomized, Observer-Blinded, Dose-Ranging Study in Healthy Subjects 24 to <72 Months of Age

Respiratory Synctial Virus

Canada
Vaxart

Completed

Phase 1 Placebo-controlled, Randomized Trial of an Adenoviral-vector Based Norovirus Vaccine

Norovirus Gastroenteritis

United States
Emergent BioSolutions

Completed

Safety and Immunogenicity of Replication-Competent Adenovirus 4-vectored Vaccine for Avian Influenza H5N1

Influenza | Bird Flu

United States
Bayer
CureVac

Withdrawn

COVID-19: A Trial Studying the SARS-CoV-2 mRNA Vaccine CVnCoV to Learn About the Immune Response, the Safety, and the Degree of Typical Vaccination Reactions When CVnCoV is Given at the Same Time as a Flu Vaccine Compared to When the Vaccines Are Separately Given in Adults 60 Years of Age and Older (CV-NCOV-011)

Coronavirus Disease 2019 (COVID-19) | SARS-CoV-2 Infection
FluGen Inc

Completed

Safety and Immunogenicity of the Bris10 M2SR and Sing2016 M2SR H3N2 Monovalent Influenza Vaccines

Influenza A

United States
Pfizer

Completed

Evaluation of a Single Vaccination of One of Three Ascending Dose Levels of a 4-Antigen Staphylococcus Aureus Vaccine (SA4Ag) and a Single Dose Level of a 3-Antigen Staphylococcus Aureus Vaccine (SA3Ag) in Healthy Adults Aged 65 to <86 Years

Staphylococcal Infections

United States
Sinovac Biotech Co., Ltd

Completed

Comparison of Immunogenicity and Safety of Inactivated and Live Attenuated Hepatitis A Vaccines in Young Adults

Hepatitis A

China
Pfizer

Active, not recruiting

To Understand the Safety and Effects of a C. Difficile Vaccine With New Adds-Ons. It Will Be Given Twice Over a Period of Time to Healthy Adults

Clostridoides Difficile Associated Disease

United States
International AIDS Vaccine Initiative
GlaxoSmithKline

Completed

Safety and Immunogenicity Study of 2 Investigational Preventive HIV Vaccines

HIV Infections

Kenya, Zambia, Uganda
GlaxoSmithKline

Completed

Study of GSK Biologicals' Pandemic Influenza (H1N1) Candidate Vaccine in Children Aged 10 to Less Than 18 Years

Influenza

Slovakia, Estonia
Monroe County Department of Public Health
University of Rochester

Completed

School Influenza Vaccine vs Standard of Care With Nested Trial of 2 Parent Notification Intensities (MCSkipp)

Influenza | Vaccination | School Health | Immunizations

United States
GlaxoSmithKline

Active, not recruiting

A Study of Safety and Immune Response to Different Doses of a Cytomegalovirus Vaccine in Healthy Adults

Cytomegalovirus Infections

United States
GlaxoSmithKline

Completed

Immunogenicity & Safety of GSK's Avian Flu Vaccine 1557484A Given to Adults Aged ≥18 Years

Influenza

United States, Canada
City of Hope Medical Center
National Cancer Institute (NCI)

Completed

Vaccine Therapy in Treating Patients With Colorectal, Stomach, or Pancreatic Cancer

Recurrent Pancreatic Cancer | Stage III Pancreatic Cancer | Stage IV Pancreatic Cancer | Stage IV Colon Cancer | Stage IV Rectal Cancer | Stage IV Gastric Cancer | Recurrent Colon Cancer | Recurrent Rectal Cancer | Recurrent Gastric Cancer | Stage III Colon Cancer | Stage III Gastric Cancer | Stage III Rectal...

United States
U.S. Army Medical Research and Development Command

Completed

A Single-blind Study to Evaluate the Safety, Tolerability, and Immunogenicity of a Hantaan Puumala Virus DNA Vaccine

Hantaan Virus

United States
GlaxoSmithKline

Completed

Safety and Immunogenicity of the Zoster Vaccine GSK1437173A in Elderly Subjects

Herpes Zoster

Germany, Czechia, Sweden, Netherlands
PT Bio Farma

Completed

Safety and Immunogenicity of Vi-DT Typhoid Conjugate Vaccine in Indonesian Adults, Adolescents, Children and Infants

Safety Issues | Immunogenicity

Indonesia
Novavax

Active, not recruiting

A Study to Evaluate the Safety and Immunogenicity of COVID-19 and Influenza Combination Vaccine (COVID-19)

COVID-19 | Influenza

Australia, New Zealand
Beijing Chaoyang District Centre for Disease Control...

Unknown

Safety Study of Freeze-dried Live Attenuated Influenza Vaccine for Intranasal Administration in Chinese Adults Aged 3 Years and Older

Influenza
GlaxoSmithKline

Active, not recruiting

A Safety and Immune Response Study to Evaluate Varying Doses of an mRNA Vaccine Against Coronavirus Disease 2019 (COVID-19) in Healthy Adults

COVID-19

United States
National Institute of Allergy and Infectious Diseases...

Completed

Higher Dose Intradermal H5 Vaccine

Influenza

United States
Chongqing Jiachen Biotechnology Ltd.
Third Military Medical University

Completed

Phase 2 Trial of Therapeutic Hepatitis B Vaccine (Mimogen-based) for Chronic Hepatitis B

Chronic Hepatitis B

China
National Institute of Allergy and Infectious Diseases...

Completed

HIV-1-Gag Conserved-Element DNA Vaccine (p24CE) Vaccine Study

HIV Infections

United States, Puerto Rico
University Health Network, Toronto
The Physicians' Services Incorporated Foundation

Completed

Pneumonia Vaccine in Bone Marrow Transplant Recipients: Usefulness of Donor Vaccination

Bone Marrow Transplant

Canada
GlaxoSmithKline

Completed

A Study to Evaluate Different Dose Levels of GlaxoSmithKline (GSK) Biologicals' Investigational Respiratory Syncytial Virus (RSV) Vaccine (GSK3888550A), Based on the Vaccine Safety and the Antibodies (Body Defences) Produced Following Vaccine Administration, When Given to Healthy Non-pregnant Women

Respiratory Syncytial Virus Infections

United States, Germany, Finland
Novartis
Novartis Vaccines

Completed

Safety, Tolerability and Immunogenicity of Two Doses of Adjuvanted Monovalent Influenza Vaccine Administered to Healthy Adult and Elderly Subjects

Pandemic Influenza Disease

Finland, Germany
Anhui Zhifei Longcom Biologic Pharmacy Co., Ltd.

Completed

Recombinant New Coronavirus Vaccine (CHO Cells) to Prevent SARS-CoV-2（COVID-19） Phase I Clinical Trial (3~17 Years Old)

Coronavirus

China
Merck Sharp & Dohme LLC

Active, not recruiting

Cervical Intraepithelial Neoplasm (CIN) in Women (Gardasil) (V501-015) (FUTURE II)

Cervical Cancer | Genital Warts
Merck Sharp & Dohme LLC

Completed

A Study to Evaluate the Safety, Tolerability, and Immunogenicity of V114 When Administered Concomitantly With Influenza Vaccine in Healthy Adults 50 Years of Age or Older (V114-021/PNEU-FLU)

Pneumococcal Infections

United States
Beijing Minhai Biotechnology Co., Ltd
Shenzhen Kangtai Biological Products Co., LTD; Jiangsu Province Centers for...

Unknown

A Safety and Immunogenicity Study of Inactivated SARS-CoV-2 Vaccine (Vero Cells) in Healthy Population Aged 18 Years and Above(COVID-19)

COVID-19

China
Jiangsu Province Centers for Disease Control and...
Beijing Institute of Biotechnology; Tianjin Cansino Biotechnology Inc

Completed

A Phase I Clinical Trial to Evaluate the Ebola Adenovirus Vector Vaccine (Ad5-EBOV) in Healthy Adults.

Ebola Virus Disease

China
Sidney Kimmel Comprehensive Cancer Center at Johns...
Celgene; Aduro Biotech, Inc.

Active, not recruiting

Allogeneic Myeloma GM-CSF Vaccine With Lenalidomide in Multiple Myeloma Patients in Complete or Near Complete Remission

Multiple Myeloma

United States
GlaxoSmithKline

Completed

A Study to Evaluate the Safety, Reactogenicity and Immunogenicity of GSK Biologicals' Non-typeable Haemophilus Influenzae (NTHi) Investigational Vaccine (GSK2838497A) in Current and Former Smokers

Respiratory Disorders

Belgium
Assistance Publique - Hôpitaux de Paris
Institut National de la Santé Et de la Recherche Médicale, France

Completed

Auto-immunity in Lupus Patients After Influenza Vaccine (GRIPLUP)

Systemic Lupus Erythematosus (SLE)

France
Prof. Jan Prins

Completed

HPV (Human Papilloma Virus) Vaccination After Treatment of Anal Intraepithelial Neoplasia (AIN) (VACCAIN-P)

HIV | AIN

Netherlands
Dynavax Technologies Corporation

Completed

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

Healthy

United States, Canada
African Malaria Network Trust

Unknown

Safety of Recombinant Hybrid GMZ 2 [GLURP + MSP 3] Blood Stage Malaria Vaccine

Malaria

Gabon
Beijing Center for Disease Control and Prevention

Completed

Safety and Immunogenicity Study of Split Influenza Virus Vaccine in Different Age Groups

Influenza

China
Beijing Luzhu Biotechnology Co., Ltd.

Recruiting

A Phase Ⅲ Clinical Study to Evaluate Protective Efficacy and Safety of a Recombinant Herpes Zoster Vaccine

Herpes Zoster | Vaccine-Preventable Diseases

China
Health Institutes of Turkey
TC Erciyes University

Completed

Efficacy, Immunogenicity and Safety of Inactivated ERUCOV-VAC Compared With Placebo in COVID-19

COVID-19

Turkey
Dynavax Technologies Corporation

Completed

Comparing Safety and Immunogenicity of HEPLISAV-B® to Engerix-B® in Chronic Kidney Disease (CKD) Patients

Chronic Kidney Disease

United States

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