Not applicableStudy completedNCT04477902What this trial is testingLong-Term Experience and Health Effects of COVID-19Who this might be right forCovid19Corona Virus InfectionQuality of Life+1 more Altura 64
Post-approval studies (Phase 4)UnknownNCT04961229What this trial is testingBooster Dose of COVID-19 Vaccine for Kidney Transplant Recipients Without Adequate Humoral ResponseWho this might be right forCOVID-19 Acute Respiratory Distress SyndromeImmunosuppression dafna yahav 504
Large-scale testing (Phase 3)UnknownNCT05726084What this trial is testingImmunogenicity, Efficacy and Safety Trial of the Convacell Vaccine in Healthy Volunteers Aged 18 Years and OlderWho this might be right forCOVID-19Coronavirus InfectionsRespiratory Tract Infections+1 more St. Petersburg Research Institute of Vaccines and Sera 16,304
Large-scale testing (Phase 3)Study completedNCT05310084What this trial is testingSafety and Immunogenicity of BNT162b2 Coadministered With SIIV in Adults 18 Through 64 Years of AgeWho this might be right forSARS-CoV-2 InfectionCOVID-19 BioNTech SE 1,134
Not applicableStudy completedNCT04646239What this trial is testingBiomarkers of Trained Immunity Following MMR VaccinationWho this might be right forCovid19 Washington University School of Medicine 96
Not applicableUnknownNCT04944381What this trial is testingStudy of Ameliorating Effect of COVID-19 mRNA Vaccine in Individuals Immunized With Inactivated VaccineWho this might be right forSARS-CoV-2 Acute Respiratory Disease Qihan Li 112
Large-scale testing (Phase 3)Temporarily pausedNCT04357028What this trial is testingMeasles Vaccine in HCWWho this might be right forCovid19 Kasr El Aini Hospital 200
Not applicableLooking for participantsNCT06128928What this trial is testingConnecting Friends and Health Workers to Boost COVID-19 Vaccination in Latino CommunitiesWho this might be right forCOVID-19Vaccine Johns Hopkins University 900
Not applicableStudy completedNCT05027464What this trial is testingDeveloping and Testing a COVID-19 Vaccination Acceptance InterventionWho this might be right forCOVID-19 Vaccination VA Office of Research and Development 338,718
Not applicableLooking for participantsNCT05212792What this trial is testingGenomics and COVID-19 Vaccine Adverse EventsWho this might be right forVaccine Adverse Reaction University of British Columbia 6,325
Post-approval studies (Phase 4)Study completedNCT05970887What this trial is testingImmunogenicity and Safety of Concomitant Administration of Bivalent COVID-19 Vaccines With Influenza VaccinesWho this might be right forImmune ResponseSafety Catholic Kwandong University 154
Testing effectiveness (Phase 2)Study completedNCT04591184What this trial is testingA Clinical Trial of a Prophylactic Plasmid DNA Vaccine for COVID-19 [Covigenix VAX-001] in AdultsWho this might be right forSARS-CoV-2 Entos Pharmaceuticals Inc. 268
Early research (Phase 1)Study completedNCT04545749What this trial is testingEvaluate the Safety, Tolerability, and Immunogenicity of UB-612 COVID-19 VaccineWho this might be right forCOVID-19 United Biomedical Inc., Asia 60
Not applicableStudy completedNCT05033158What this trial is testingThe Immune Reaction Upon COVID-19 Vaccination in the Belgian Cancer Population.Who this might be right forCancer University Hospital, Antwerp 402
Testing effectiveness (Phase 2)Not Yet RecruitingNCT07808697What this trial is testingEvaluate the Safety, Reactogenicity, and Immunogenicity of mRNA-1283 in Participants ≥6 Months to <12 Years of AgeWho this might be right forSARS-CoV-2 ModernaTX, Inc. 300
Post-approval studies (Phase 4)Study completedNCT04641858What this trial is testingBCG to Reduce Absenteeism Among Health Care Workers During the COVID-19 PandemicWho this might be right forCovid19MorbidityAbsenteeism University of Southern Denmark 668
Not applicableStudy completedNCT06162533What this trial is testingSevere Acute Respiratory Syndrome Coronavirus 2 Re-Infection Risk and Vaccine Efficacy in AustriaWho this might be right forCOVID-19 Medical University of Graz 9,090,868
Large-scale testing (Phase 3)UnknownNCT04540185What this trial is testingRandomized Double Blind Efficacy and Safety Study of Oral Polio Vaccine and NA-831 for Covid-19Who this might be right forCovid19SARS (Severe Acute Respiratory Syndrome)SARS-CoV Infection+1 more Biomed Industries, Inc. 3,600
Very early researchUnknownNCT05928455What this trial is testingThe Immunogenicity and Safety Following a Heterologous Booster Dose of Recombinant SARS-CoV-2 Vaccine LYB001Who this might be right forCOVID-19Vaccine Reaction Guangzhou Patronus Biotech Co., Ltd. 120
Not applicableLooking for participantsNCT07400848What this trial is testingClinical Laboratory Evaluation, Assessment of Symptoms and Recovery in Patients With Post-COVID-19-Vaccination SyndromeWho this might be right forPost-Acute COVID-19 Vaccination SyndromePostviral Fatigue University of Bern 200