Not applicableUnknownNCT04826770What this trial is testingAdaptive Immune Response to COVID-19 VaccinationWho this might be right forSARS-CoV-2 Vaccination University Medicine Greifswald 70
Not applicableUnknownNCT04905862What this trial is testingAssessment of Immune Response After Vaccination Against COVID-19 in Patients Treated With Renal Replacement TherapyWho this might be right forKidney Failure, ChronicCovid19Vaccine Reaction+1 more Medical University of Gdansk 180
Not applicableStudy completedNCT04858568What this trial is testingImmune Responses to COVID-19 Vaccination in Lymphoma PatientsWho this might be right forClassical Hodgkin LymphomaDiffuse Large B Cell LymphomaPrimary Mediastinal B Cell Lymphoma+10 more University Hospital Southampton NHS Foundation Trust 592
Post-approval studies (Phase 4)Study completedNCT04348370What this trial is testingBCG Vaccine for Health Care Workers as Defense Against COVID 19Who this might be right forCoronavirusCoronavirus InfectionCoronavirus as the Cause of Diseases Classified Elsewhere Texas A&M University 659
Not applicableStudy completedNCT04837651What this trial is testingHumoral and T-Cell Responses to COVID-19 Vaccination in Multiple Sclerosis Patients Treated With Ocrelizumab Treated With Ocrelizumab or NatalizumabWho this might be right forMultiple SclerosisDemyelinating Autoimmune Diseases, CNSAutoimmune Diseases of the Nervous System+5 more Dragonfly Research, LLC 48
Not applicableUnknownNCT04920357What this trial is testingImmune Response to Vaccination Against Covid-19, a Follow up StudyWho this might be right forVaccination; InfectionCovid19 Umeå University 3,000
Large-scale testing (Phase 3)Study completedNCT04379336What this trial is testingBCG Vaccination for Healthcare Workers in COVID-19 PandemicWho this might be right forCOVID-19Sars-CoV2 TASK Applied Science 1,000
Not applicableUnknownNCT04878822What this trial is testingImmunogenicity of Covid-19 Vaccination for Patients With Hematological MalignanciesWho this might be right forImmunogenicityHematological MalignanciesCovid-19+1 more Ospedale di Circolo - Fondazione Macchi 300
Not applicableLooking for participantsNCT04706390What this trial is testingComparison of the Immune Response to Natural COVID-19 Infection and VaccinationWho this might be right forCovid19 University of Bergen 2,500
Large-scale testing (Phase 3)Ended earlyNCT05074433What this trial is testingEvaluate Efficacy and Safety of Casirivimab+Imdevimab (Monoclonal Antibodies) for Prevention of COVID-19 in Immunocompromised Adolescents and AdultsWho this might be right forImmunocompromised Regeneron Pharmaceuticals 66
Not applicableStudy completedNCT04794829What this trial is testingNatural History of Systemic and Nasal Mucosal Immunity to Influenza and SARS-CoV-2 in Adults After VaccinationWho this might be right forInfluenzaCOVID-19 National Institute of Allergy and Infectious Diseases (NIAID) 75
Post-approval studies (Phase 4)Active Not RecruitingNCT05060991What this trial is testingImpact of Immunosuppression Adjustment on COVID-19 Vaccination Response in Kidney Transplant RecipientsWho this might be right forCOVID-19ImmunosuppressionVaccine Response Impaired University of California, Davis 14
Not applicableStudy completedNCT04848493What this trial is testingNational Project on Vaccines, COVID-19 and Frail PatientsWho this might be right forCOVID-19Solid TumorHematologic Diseases+2 more Azienda USL Reggio Emilia - IRCCS 747
Not applicableStudy completedNCT05465863What this trial is testingHumoral and Cellular İmmune Response to SARS-CoV-2 mRNA BNT162b2 Vaccine in Children With Chronic Kidney DiseasesWho this might be right forChronic Kidney Disease 5DChronic Kidney Disease 5T Istanbul University - Cerrahpasa 101
Testing effectiveness (Phase 2)Study completedNCT06057064What this trial is testingStudy Will Assess the Safety, Neutralizing Activity and Efficacy of AZD3152 in Adults With Conditions Increasing Risk of Inadequate Protective Immune Response After Vaccination and Thus Are at High Risk of Developing Severe COVID-19Who this might be right forCOVID-19, SARS-CoV-2 AstraZeneca 116
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
Not applicableStudy completedNCT05028881What this trial is testingCOVID-19 Serology in People Living with HIV in Hong KongWho this might be right forHIV InfectionsSARS-CoV-2 InfectionVaccination; Infection Chinese University of Hong Kong 488
Not applicableStudy completedNCT04951336What this trial is testingRCT of Mushroom Based Natural Product to Enhance Immune Response to COVID-19 VaccinationWho this might be right forCOVID-19 Vaccination University of California, San Diego 90
Not applicableUnknownNCT05043246What this trial is testingSafety and Immune Response of COVID-19 Vaccination in Patients With Basic DiseaseWho this might be right forDiseases, ChronicCovid19Adverse Reaction to Vaccine The Second Affiliated Hospital of Chongqing Medical University 2,300
Not applicableStudy completedNCT05089045What this trial is testingImmunogenicity and Safety Evaluation of Recombinant Novel Coronavirus Vaccine (CHO Cells) in Enhancing ImmunityWho this might be right forCoronavirus Disease 2019 Anhui Zhifei Longcom Biologic Pharmacy Co., Ltd. 360