Not applicableUnknownNCT04563650What this trial is testingCOVID-19 Serology and ImmunosenescenceWho this might be right forCovid19Geriatric MedicineSeroconversion+1 more Centre Hospitalier Universitaire, Amiens 98
Not applicableStudy completedNCT01924754What this trial is testingGardasil Immunogenicity With Needle-Free InjectionWho this might be right forHPV Seroconversion University of California, San Francisco 150
Not applicableUnknownNCT06104046What this trial is testingPrevalence of Seroconversion of Hepatitis c Virus Among Children With CKD on Regular HemodialysisWho this might be right forHepatitis C Virus Assiut University 50
Testing effectiveness (Phase 2)Study completedNCT00007202What this trial is testingSafety and Effectiveness of a Three-Drug Combination Treatment for Recently Infected or Converted HIV PatientsWho this might be right forHIV Infections National Institute of Allergy and Infectious Diseases (NIAID) 55
Large-scale testing (Phase 3)Study completedNCT04756271What this trial is testingSafety and Immunogenicity of Oxford AstraZeneca Vaccine Against COVID-19 InfectionWho this might be right forVaccine Adverse ReactionSeroconversion Zagazig University 246
Not applicableUnknownNCT02395198What this trial is testingEpidemiology of Hepatitis C Virus Infection Among Opioid Substituted PatientsWho this might be right forHepatitis C Prof. Dr. med. Jens Reimer 2,467
Not applicableStudy completedNCT01559636What this trial is testingDiarrhea and Bivalent Oral Polio Vaccine ImmunityWho this might be right forSeroimmunityDiarrheaPolio Centers for Disease Control and Prevention 699
Not applicableUnknownNCT04397237What this trial is testingPrevalence and Seroconversion of COVID-19 in Autoimmune Diseases in EuropeWho this might be right forCOVID-19Systemic Lupus ErythematosusSjogren's Syndrome+3 more Pitié-Salpêtrière Hospital 3,100
Not applicableStudy completedNCT06753942What this trial is testingANTI-SARS-CoV-2 SEROCONVERSIO IN IMMUNE-MEDIATED KIDNEY DISEASESWho this might be right forImmune-mediated DiseasesGlomerulonephritis IRCCS Azienda Ospedaliero-Universitaria di Bologna 120
Not applicableStudy completedNCT02387463What this trial is testingEfficacy of Extended Peginterferon Alpha 2a Treatment in HBeAg Positive Chronic Hepatitis B PatientsWho this might be right forChronic Hepatitis B Beijing Ditan Hospital 160
Post-approval studies (Phase 4)UnknownNCT02474316What this trial is testingCombined Therapy With Peginterferon Alfa-2a With NA in NA-treated HBeAg Positive PatientsWho this might be right forChronic Hepatitis B Ruijin Hospital 366
Large-scale testing (Phase 3)Study completedNCT00857675What this trial is testingA Efficacy and Safety Study of Adefovir Dipivoxil to Treat Chinese Patients With HBeAg+ve Chronic Hepatitis BWho this might be right forChronic Hepatitis B GlaxoSmithKline 480
Not applicableStudy completedNCT04615000What this trial is testingSeroCovid<19: Covid-19 Seroconversion in Tertiary Pediatric PatientsWho this might be right forCovid19Children, Only University Hospital, Ghent 362
Not applicableUnknownNCT04555109What this trial is testingConvalescent Plasma for COVID-19 Research Donor StudyWho this might be right forCovid19 The Hospital for Sick Children 1,000
Not applicableStudy completedNCT01958229What this trial is testingEfficacy Study of Telbivudine in Chronic Hepatitis B PatientsWho this might be right forChronic Hepatitis BRoadmap Concept in Chronic Hepatitis B Treatment24-week PCR Negativity of Telbivudine+2 more National Taiwan University Hospital 23
Testing effectiveness (Phase 2)WithdrawnNCT00006339What this trial is testingSafety and Effectiveness of an Anti-HIV Drug Combination With and Without Hydroxyurea in Patients With Early HIV InfectionWho this might be right forHIV Infections National Institute of Allergy and Infectious Diseases (NIAID)
Post-approval studies (Phase 4)Study completedNCT03597919What this trial is testingImmunogenicity and Seroconversion With Sabin IPV Schedules in China.Who this might be right forPoliomyelitis Centers for Disease Control and Prevention, China 560
Not applicableStudy completedNCT02005146What this trial is testingRetrospective Observational Study to Define HBsAg Loss With or Without Seroconversion to antiHBs in Patients With Chronic Hepatitis by B Virus Treated With Nucleoside/Nucleotide AnalogsWho this might be right forChronic Hepatitis B Treated With Nucleoside/Nucleotide Analogues Fundación Pública Andaluza Progreso y Salud 86
Not applicableStudy completedNCT00006301What this trial is testingImmune Response to Hepatitis C VirusWho this might be right forHepatitis C National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) 89
Not applicableStudy completedNCT01886833What this trial is testingCauses of Rotavirus Vaccine Failure in Zambian ChildrenWho this might be right forDiarrhoea Centre for Infectious Disease Research in Zambia 420