Not applicableEnded earlyNCT05252910What this trial is testingSpecimen Collection Study From Coronavirus Disease 2019 (COVID-19) Vaccinated Adults and AdolescentsWho this might be right forCOVID-19 Pharm-Olam, LLC 33
Not applicableStudy completedNCT05697705What this trial is testingEffectiveness of the Oxford-AstraZeneca COVID-19 Vaccine as a 2nd Booster, the REFORCO-Brazil StudyWho this might be right forCOVID-19 AstraZeneca 188,814,085
Post-approval studies (Phase 4)Active Not RecruitingNCT07287137What this trial is testingComparative Immunogenicity of Respiratory Virus Vaccines (CIRV2) StudyWho this might be right forCOVID -19COVID - 19COVID 19+5 more Henry M. Jackson Foundation for the Advancement of Military Medicine 54
Not applicableStudy completedNCT05052307What this trial is testingA Real-world Evidence Study of BNT162b2 mRNA Covid-19 Vaccine in BrazilWho this might be right forCovid19 Hospital Moinhos de Vento 4,574
Post-approval studies (Phase 4)Study completedNCT05022472What this trial is testingProject 2VIDA! COVID-19 Vaccine Intervention Delivery for Adults in Southern CaliforniaWho this might be right forVaccine RefusalCovid19 Britt Skaathun 1,051
Early research (Phase 1)Study completedNCT06032000What this trial is testingEvaluation of Safety and Immunogenicity of a SARS-CoV-2(Severe Acute Respiratory Syndrome Coronavirus 2) Booster Vaccine (LEM-mR203)Who this might be right forCOVID-19 InfectionCOVID-19 Vaccine Adverse Reaction Lemonex 20
Not applicableStudy completedNCT04928911What this trial is testingExpectations About the COVID-19 VaccinesWho this might be right forVaccine Adverse Reaction University of Aarhus 1,176
Not applicableStudy completedNCT05515081What this trial is testingAntibody Response and Longevity Post SARS-CoV-2 Vaccine (SARS-AB)Who this might be right forVaccine Reaction IRCCS San Camillo, Venezia, Italy 200
Testing effectiveness (Phase 2)WithdrawnNCT05013983What this trial is testingClinical Trial of Recombinant COVID-19 Vaccine (Sf9 Cells) in Children and AdolescentsWho this might be right forCOVID-19 WestVac Biopharma Co., Ltd.
Testing effectiveness (Phase 2)Ended earlyNCT05016622What this trial is testingBooster Dose TrialWho this might be right forCancer Montefiore Medical Center 106
Testing effectiveness (Phase 2)Ended earlyNCT04788459What this trial is testingSafety and Immunogenicity of COVID-eVax, a Candidate Plasmid DNA Vaccine for COVID-19, in Healthy Adult VolunteersWho this might be right forCOVID-19Protection Against COVID-19 and Infections With SARS-CoV- 2COVID-19 Immunisation Takis 68
Testing effectiveness (Phase 2)Not Yet RecruitingNCT06919796What this trial is testingMRNA Covid-19 Vaccine Immune Response Comparisons Using Different Delivery RoutesWho this might be right forEvaluate Immune Responses Following mRNA COVID-19 Vaccine Administration Through Different Delivery Routes in Healthy VolunteersSARS CoV-2 PharmaJet, Inc. 40
Testing effectiveness (Phase 2)Study completedNCT05148091What this trial is testingThe Safety, Tolerability and Immunogenicity of COVID-19 Vaccine (SCTV01C) in Healthy, Unvaccinated AdultsWho this might be right forCOVID-19 Sinocelltech Ltd. 478
Large-scale testing (Phase 3)Study completedNCT05542862What this trial is testingBooster Study of SpikoGen COVID-19 VaccineWho this might be right forCOVID-19 Vaxine Pty Ltd 81
Testing effectiveness (Phase 2)Study completedNCT05727215What this trial is testingHeterologous Booster Study of COVID-19 Protein Subunit Recombinant Vaccine in Children 12-17 Years of AgeWho this might be right forCOVID-19 PT Bio Farma 150
Not applicableUnknownNCT05175989What this trial is testingSARS-CoV-2 Antibody Response in Children Aged 5-11 Years Following Vaccination Against COVID-19Who this might be right forCOVID-19 Vaccine Rabin Medical Center 150
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
Post-approval studies (Phase 4)Study completedNCT06189040What this trial is testingImmunogenicity After COVID-19 Vaccines in Adapted SchedulesWho this might be right forCoronavirus Disease 2019COVID-19 Universiteit Antwerpen 580
Testing effectiveness (Phase 2)Study completedNCT04889209What this trial is testingDelayed Heterologous SARS-CoV-2 Vaccine Dosing (Boost) After Receipt of EUA VaccinesWho this might be right forCOVID-19 National Institute of Allergy and Infectious Diseases (NIAID) 867
Early research (Phase 1)Active Not RecruitingNCT06950177What this trial is testingPancoronavirus Vaccine Study in Healthy AdultsWho this might be right forCOVID-19 Respiratory InfectionSARS CoV 2 InfectionCOVID-19 Vaccine Duke University 51