Testing effectiveness (Phase 2)WithdrawnNCT02554188What this trial is testingFasting-mimicking Diet and ImmunosenescenceWho this might be right forImmunosenescence University of Southern California
Not applicableStudy completedNCT06030726What this trial is testingNationwide Utilization of Danish Government Electronic Letter System for Confirming the Effectiveness of Behavioral Nudges in Increasing InFLUenza Vaccine Uptake Among Older AdultsWho this might be right forInfluenzaBehavior and Behavior Mechanisms Tor Biering-Sørensen 881,373
Not applicableStudy completedNCT03768596What this trial is testingNudging for Vaccination : Efficacity and Acceptability Among Medical StudentsWho this might be right forInfluenza, HumanVaccination; Sepsis Adriaan Barbaroux 200
Not applicableStudy completedNCT01651754What this trial is testingHumoral and Cellular Immune Responses After Influenza Vaccination in Patients With Postcancer Fatigue and in Patients With Chronic Fatigue SyndromeWho this might be right forPostcancer FatigueChronic Fatigue Syndrome Radboud University Medical Center 72
Post-approval studies (Phase 4)Active Not RecruitingNCT07240922What this trial is testingThe Dynamics of the Immune Responses to Repeat Influenza Vaccination Exposures (DRIVE III) StudyWho this might be right forInfluenza The University of Hong Kong 600
Post-approval studies (Phase 4)Study completedNCT01649713What this trial is testingYearly Licence Tolerability and Immunogenicity Study of Fluval AB Seasonal Influenza Vaccine to be Used in the 2012/2013 Vaccination SeasonWho this might be right forInfluenza Fluart Innovative Vaccine Ltd, Hungary 120
Not applicableStudy completedNCT03057483What this trial is testingActive Surveillance for Adverse Events Following Immunization With the Influenza Vaccine Produced at Butantan InstituteWho this might be right forInfluenza Vaccines Butantan Institute 533
Large-scale testing (Phase 3)Study completedNCT01034254What this trial is testingField Trial of Maternal Influenza Immunization in AsiaWho this might be right forInfluenza Human Children's Hospital Medical Center, Cincinnati 3,693
Not applicableStudy completedNCT03956329What this trial is testingFlu and Mood in Older AdultsWho this might be right forVaccinationInfection University of Nottingham 654
Not applicableUnknownNCT01084434What this trial is testingProbiotic, Prebiotic and Synbiotic Effect on ImmunityWho this might be right forDietary Intervention University of Reading 100
Early research (Phase 1)Study completedNCT05581407What this trial is testingSafety, Tolerability, and Immunogenicity of TETRALITE, a Novel Adjuvanted, Low-dose Influenza VaccinWho this might be right forInfluenza LiteVax BV 60
Not applicableStudy completedNCT05493787What this trial is testingNudging Flu Vaccination by Making it Easy for Patients to Schedule a Flu ShotWho this might be right forInfluenza Geisinger Clinic 139,503
Not applicableStudy completedNCT01202552What this trial is testingTwo-site Intradermal Influenza Vaccination in ElderlyWho this might be right forInfluenza Queen Saovabha Memorial Institute 180
Post-approval studies (Phase 4)Study completedNCT06024096What this trial is testingSystems Biological Assessment of Statin Effect on Vaccine ResponsesWho this might be right forVaccine Response Emory University 63
Not applicableLooking for participantsNCT02200276What this trial is testingInfluenza Immunization in Adults Over Age 75Who this might be right forInfluenzaImmunizationOlder Adults+1 more Johns Hopkins University 1,025
Post-approval studies (Phase 4)Ended earlyNCT03686514What this trial is testingThe Impact of Imprinting and Repeated Influenza Vaccination on Adaptive Immunity, Transcriptomics, and MetabolomicsWho this might be right forInfluenza Emory University 39
Not applicableStudy completedNCT06075732What this trial is testingACTIVATE in Public HousingWho this might be right forPneumoniaInfluenzaVaricella Zoster+3 more Charles Drew University of Medicine and Science 400
Testing effectiveness (Phase 2)Study completedNCT05082688What this trial is testingAge Differences in Influenza and Herpes Zoster Vaccine Responses (INFLUENZA-SHINGRIX)Who this might be right forInfluenzaHerpes Zoster Radboud University Medical Center 148
Not applicableStudy completedNCT01066169What this trial is testingVaccination Response in ImmunoCompromised Host. Immune Response After Vaccination Against Pandemic A/H1N1 InfluenzaWho this might be right forHIV Leiden University Medical Center 104
Post-approval studies (Phase 4)Looking for participantsNCT05585983What this trial is testingINfluenza VaccInation To Mitigate typE 1 DiabetesWho this might be right forDiabetes Mellitus, Type 1 Aarhus University Hospital 100