Large-scale testing (Phase 3)Study completedNCT05175625What this trial is testingImmunogenicity and Safety of a Booster Dose of the SpikoGen COVID-19 VaccineWho this might be right forCOVID-19 Cinnagen 300
Very early researchUnknownNCT06259578What this trial is testingUNAIR Inactivated COVID-19 Vaccine as Homologue Booster (Immunobridging Study)Who this might be right forCOVID-19 PandemicCOVID-19 VaccinesCOVID-19 Virus Disease Dr. Soetomo General Hospital 400
Large-scale testing (Phase 3)WithdrawnNCT05534048What this trial is testingBooster Study of PTX-COVID19-B in Adults Aged 18 Years and OlderWho this might be right forSARS-CoV-2 Infection Everest Medicines (Singapore) Pte. Ltd.
Not applicableStudy completedNCT05367908What this trial is testingDetermine Antibody Levels After Receiving COVID-19 Boosters of Any KindWho this might be right forSARS-CoV-2 ModernaTX, Inc. 1,501
Testing effectiveness (Phase 2)Temporarily pausedNCT05150496What this trial is testingImmunogenicity and Safety Study of the 3rd Booster Dose Using the High or Medium Dose of Inactivated (CoronaVac®) Vaccine in Healthy Adults in TurkeyWho this might be right forCOVID-19 Sinovac Research and Development Co., Ltd. 640
Testing effectiveness (Phase 2)Study completedNCT05605470What this trial is testingImmunogenicity and Safety of ChulaCov19 BNA159 and ChulaCov19 BNA159.2 Vaccines as a Booster Dose in AdultsWho this might be right forCOVID-19, SARS CoV 2 Infection Technovalia, Pty Ltd 150
Not applicableUnknownNCT05125874What this trial is testingClinical Study for Recombinant SARS-CoV-2 Fusion Protein Vaccine (V-01) Booster ImmunizationWho this might be right forCOVID-19 Pandemic Livzon Pharmaceutical Group Inc. 45
Early research (Phase 1)Study completedNCT06441968What this trial is testingSafety and Immunogenicity Trial of MPV/S-2P SARS-CoV-2 Vaccine in AdultsWho this might be right forCOVID-19 National Institute of Allergy and Infectious Diseases (NIAID) 60
Testing effectiveness (Phase 2)Study completedNCT06436911What this trial is testingTo Evaluate Safety and Immunogenicity of a Prophylactic Plasmid DNAWho this might be right forCOVID-19 Entos Pharmaceuticals Inc. 46
Large-scale testing (Phase 3)Study completedNCT05567471What this trial is testingPhase 3 Study to Evaluate Immunogenicity and Safety of BBV154 Booster DoseWho this might be right forCOVID-19 Respiratory Infection Bharat Biotech International Limited 875
Not applicableUnknownNCT05289206What this trial is testingImmune Response of an Interchangeable Booster Vaccine Against COVID-19 Among Individuals With Risk Factors for SeverityWho this might be right forComorbidities and Coexisting ConditionsHealthy Fundação de Medicina Tropical Dr. Heitor Vieira Dourado 4,446
Testing effectiveness (Phase 2)Study completedNCT05198063What this trial is testingZF2001 Booster Immunization Clinical Trials of 6 Months After the Completion of Basic ImmunizationWho this might be right forPrevention of COVID-19 Anhui Zhifei Longcom Biologic Pharmacy Co., Ltd. 300
Early research (Phase 1)Study completedNCT04569383What this trial is testingSafety and Immunogenicity of the Candidate Vaccine MVA-SARS-2-S and a Booster Vaccination With a Licensed Vaccine Against COVID-19Who this might be right forCovid19 Universitätsklinikum Hamburg-Eppendorf 30
Testing effectiveness (Phase 2)UnknownNCT05330871What this trial is testingEvaluate the Safety and Immunogenicity of Ad5 COVID-19 Vaccines for Booster Use in Children Aged 6-17 Years.Who this might be right forCOVID-19 Seventh Medical Center of PLA General Hospital 410
Not applicableStudy completedNCT05233592What this trial is testingGlycemic Effects of the COVID-19 Booster Vaccine in Type 1 DiabetesWho this might be right forType 1 DiabetesDiabetes Mellitus, Type 1 Johns Hopkins University 21
Post-approval studies (Phase 4)Study completedNCT05165966What this trial is testingSafety and Immunogenicity Study of Booster Vaccination in Different Doses of COVID-19 Vaccine (Vero Cell),Inactivated for Prevention of COVID-19Who this might be right forCOVID-19 Sinovac Life Sciences Co., Ltd. 340
Testing effectiveness (Phase 2)Study completedNCT05960097What this trial is testingA Study on the Safety and Immune Response of Investigational COVID-19 mRNA Vaccines in Healthy AdultsWho this might be right forSARS-CoV-2COVID-19 GlaxoSmithKline 692
Post-approval studies (Phase 4)Study completedNCT06065176What this trial is testingThe Efficacy of the 2023-2024 Updated COVID-19 Vaccines Against COVID-19 InfectionWho this might be right forCOVID-19Vaccine-Preventable DiseasesSARS CoV 2 Infection+2 more Sarang K. Yoon, DO, MOH 1,188
Testing effectiveness (Phase 2)Looking for participantsNCT06599658What this trial is testingCOVID-19 Booster and IIV Schedule in Immunocompromised HostsWho this might be right forCOVID 19InfluenzaRheumatoid Arthritis (RA)+5 more McGill University Health Centre/Research Institute of the McGill University Health Centre 660
Very early researchEnded earlyNCT05081271What this trial is testingCOVID-19 Booster Vaccination in Persons With Multiple SclerosisWho this might be right forMultiple Sclerosis Griffin Hospital 10