Post-approval studies (Phase 4)WithdrawnNCT04818736What this trial is testingCOVID-19 Vaccine For Indirect ProtectionWho this might be right forVaccine Preventable Disease McMaster University
Not applicableEnded earlyNCT04894253What this trial is testingImmune Response to SARS-CoV-2 Vaccination in Systemic LupusWho this might be right forSystemic Lupus University Hospital, Strasbourg, France 7
Testing effectiveness (Phase 2)Not Yet RecruitingNCT07597070What this trial is testingUniversal Immunization to Fortify Immunotherapy Efficacy and ResponseWho this might be right forStage 4 NSCLC University of Florida 500
Not applicableUnknownNCT03944603What this trial is testingLongitudinal Innate Immunity and Aging StudyWho this might be right forHealthy Older Adults Ages 60-89 University of Colorado, Denver 300
Not applicableActive Not RecruitingNCT06070961What this trial is testingProspective Biological Study to Evaluate the Persistence of COVID-19 Vaccine and Other Vaccines'-Induced Immune Responses in Follicular Lymphoma Patients Undergoing Frontline Induction Immuno-chemotherapy and Anti-CD20 MaintenanceWho this might be right forFollicular Lymphoma Fondazione Italiana Linfomi - ETS 56
Not applicableStudy completedNCT04510012What this trial is testingCharacterizing the Immune Response and Neuronal Damage in COVID-19Who this might be right forSARS-CoV InfectionCovid-19 Insel Gruppe AG, University Hospital Bern 88
Not applicableWithdrawnNCT05672654What this trial is testingEvaluation of Post-SARS-CoV-2 Vaccinal Response in Immunocompromised PatientsWho this might be right forHIV SeropositivityImmunodeficiencyVaccination Reaction+1 more University Hospital, Ghent
Not applicableStudy completedNCT05951920What this trial is testingLymph Node Aspiration to Decipher the Immune Response of Beta-variant Recombinant Protein Booster Vaccine (VidPrevtyn Beta, Sanofi) Compared to a Bivalent mRNA Vaccine (Comirnaty Original/Omicron BA.4-5, BioNTech-Pfizer) in Adults Previously Vaccinated With at Least 3 Doses of COVID-19 mRNA Vaccine.Who this might be right forCOVID-19 Assistance Publique - Hôpitaux de Paris 12
Post-approval studies (Phase 4)Study completedNCT05778383What this trial is testingZinc Supplementation Impact in Acute COVID-19 Clinical OutcomesWho this might be right forZinc DeficiencySars-CoV-2 Infection Parc de Salut Mar 75
Not applicableStudy completedNCT04562285What this trial is testingSustained Immunity to COVID-19 as Measured by SARS-CoV-2 Serology AssaysWho this might be right forCovid19 Henry Ford Health System 829
Not applicableLooking for participantsNCT05458440What this trial is testingBank of Human Leukocytes From COVID-19 Convalescent Donors With an Anti-SARS-CoV-2 Cellular ImmunityWho this might be right forCOVID-19 Central Hospital, Nancy, France 32
Not applicableLooking for participantsNCT05858502What this trial is testingUnderstanding the Determinants of Mucosal Immunity and Optimizing the Diagnosis of Infection With SARS-CoV-2 VariantsWho this might be right forCOVID-19 Institut Pasteur 90
Testing effectiveness (Phase 2)UnknownNCT04748471What this trial is testingImmunogenecity and Safety of VaccinemRNA-1273 in Elderly Volunteers (Over 65 y) Compared to Younger Ones (18-45y)Who this might be right forPrevention of COVID19 Assistance Publique - Hôpitaux de Paris 180
Large-scale testing (Phase 3)UnknownNCT05059106What this trial is testingEFFECTIVENESS, SAFETY AND IMMUNOGENICITY OF THE HALF DOSE OF THE VACCINE ChadOx1 nCoV-19 (AZD1222) for COVID-19Who this might be right forSARS-CoV-2 Federal University of Espirito Santo 29,637
Not applicableStudy completedNCT04843774What this trial is testingVaccine-generated Immunity in Ocrelizumab-treated Patients: Longitudinal Assessments (VIOLA)Who this might be right forMultiple Sclerosis NYU Langone Health 64
Not applicableEnded earlyNCT05124574What this trial is testingTransplacental Transmission of COVID-19Who this might be right forSARS-COV-2 Infection Centre Hospitalier Universitaire de Saint Etienne 10
Early research (Phase 1)Looking for participantsNCT07464314What this trial is testingA Study on the Safety and Immune Response of Investigational mRNA Seasonal Flu/COVID-19 Combination Vaccine in AdultsWho this might be right forInfluenza, Human+COVID-19 GlaxoSmithKline 225
Not applicableStudy completedNCT04424004What this trial is testingMURDOCK Cabarrus County COVID-19 Prevalence and Immunity (C3PI) StudyWho this might be right forCOVID 19 Duke University 300
Early research (Phase 1)Study completedNCT05972993What this trial is testingA Safety and Immune Response Study to Evaluate Varying Doses of an mRNA Vaccine Against Coronavirus Disease 2019 (COVID-19) in Healthy AdultsWho this might be right forCOVID-19 GlaxoSmithKline 114
Not applicableStudy completedNCT04431414What this trial is testingImmune Responses to the Virus That Causes COVID-19Who this might be right forSARS-CoV-2COVID-19 COVID-19 Prevention Network 953