| Not Yet Recruiting | Induction of Cross-protective Antibodies for Serogroup 33 by Pneumococcal Conjugate Vaccines NCT07135453 | University of Alabama at Birmingham | Phase 4 |
| Not Yet Recruiting | Clinical Trial Phase I/IIa to Evaluate the Safety and Immunogenicity of StreptInCor NCT07078357 | University of Sao Paulo General Hospital | Phase 1 / Phase 2 |
| Recruiting | Safety and Immunogenicity of a Self-Amplifying RNA Vaccine Against Crimean-Congo Hemorrhagic Fever NCT06799013 | HDT Bio | Phase 1 |
| Recruiting | An Open-label, Dose-finding, Phase I Study to Evaluate the Safety and Immunogenicity of a Bivalent Klebsiella NCT07016152 | Cho Pharma Inc. | Phase 1 |
| Recruiting | A Clinical Study of Personalized Self-DC Vaccine Targeting Neoantigen in Treatment of Advanced Solid Tumor NCT06682117 | Fudan University | N/A |
| Completed | PFAS Exposure and Immune Response to Vaccination in Adults NCT06588530 | Rutgers, The State University of New Jersey | Phase 4 |
| Completed | Pneumonia Vaccine Education Intervention Study NCT06136832 | Geisinger Clinic | N/A |
| Unknown | Primary TBE Vaccination for the Elderly NCT04573205 | Region Örebro County | Phase 4 |
| Recruiting | Connecting Friends and Health Workers to Boost COVID-19 Vaccination in Latino Communities NCT06128928 | Johns Hopkins University | N/A |
| Completed | The Effect of Shotblocker and Cold Massage on Pain, Crying Time and Physiological Parameters in Babies NCT05752747 | Ordu University | N/A |
| Completed | WHNRC (Western Human Nutrition Research Center) Fiber Intervention Study NCT04543877 | USDA, Western Human Nutrition Research Center | EARLY_Phase 1 |
| Unknown | Double-blind, Placebo-controlled, Randomized Study of the Tolerability, Safety and Immunogenicity of an Inacti NCT05715918 | Chumakov Federal Scientific Center for Research and Development of Immune-and-Biological Products | Phase 3 |
| Completed | Effects of Shotblocker® and Manual Pressure on Pain NCT06813729 | Aydin Adnan Menderes University | Phase 4 |
| Completed | Clinical Trial of Measles, Mumps and Rubella Combined Vaccine, Live NCT05161845 | Shanghai Institute Of Biological Products | Phase 4 |
| Completed | Trial to Evaluate the Safety and Immunogenicity of a Modified Vaccinia Ankara (MVA)-Based Anti-Cytomegalovirus NCT05099965 | National Institute of Allergy and Infectious Diseases (NIAID) | Phase 2 |
| Completed | Immunogenicity of COVID-19 Vaccine on Heterologous Schedule NCT05054621 | Chang Gung Memorial Hospital | Phase 2 |
| Completed | Evaluation of Menstrual Irregularities and Abnormal Uterine Bleeding After Covid-19 Vaccine NCT05083065 | Università degli Studi dell'Insubria | — |
| Recruiting | Clinical Trial Assessing the Immunogenicity of an Anti-pneumococcal Vaccination Strategy (PCV13+PPV23 Versus P NCT04460235 | Poitiers University Hospital | Phase 4 |
| Unknown | Immunogenicity and Safety of COVID-19 Vaccine in People Living With HIV NCT05085145 | Beijing 302 Hospital | Phase 4 |
| Unknown | Safety and Immunogenicity of COVID-19 Vaccination in Patients With Cancer NCT05018078 | Beijing 302 Hospital | N/A |
| Unknown | Safety and Immunogenicity of 2-dose Inactivated COVID-19 Vaccine in Kidney Transplant Recipients NCT04969614 | West China Hospital | — |
| Completed | Mother to Child Transmission of Antibody to Covid-19 The TRAB CoV-19 Study. NCT05305261 | National University of Malaysia | — |
| Unknown | An Open Comprative Study of the Prophylactic Efficacy and a Non-comparative Study of the Immunogenicity and Sa NCT05407142 | Chumakov Federal Scientific Center for Research and Development of Immune-and-Biological Products | Phase 3 |
| Completed | An Open Comparative Study of the Effectiveness and Incomparable Study of the Immunogenicity and Safety of the NCT05765773 | Chumakov Federal Scientific Center for Research and Development of Immune-and-Biological Products | Phase 2 |
| Completed | Persistence and Long-Term Protection of Vi Antibodies Induced by Vi-DT Conjugate Vaccines in Indonesian NCT04741828 | PT Bio Farma | Phase 2 / Phase 3 |
| Completed | Immunity Against COVID-19 Vaccine in Healthcare Workers in Argentine NCT04843917 | Hospital Italiano de Buenos Aires | — |
| Completed | Immunogenicity of the ChAdox1 n CoV-19 Vaccine With 12-dose Vial NCT04961385 | Bangkok Metropolitan Administration Medical College and Vajira Hospital | — |
| Completed | Understanding Immunity to the COVID-19 Vaccines NCT04664309 | Stanford University | — |
| Completed | Impact of Vaccines on Antimicrobial Microbial Resistance NCT06450379 | Malawi Liverpool Wellcome Programme | — |
| Unknown | Gut Microbiota, the Potential Key to Modulating Humoral Immunogenicity of New Platform COVID-19 Vaccines NCT05150834 | Korea University Guro Hospital | — |
| Unknown | COVID-19 Vaccine Induced Adaptive Immune Responses NCT04729374 | The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School | — |
| Unknown | Evaluation of Immunogenicity and Safety of Combined Immunization of sIPV, DTaP and MMR NCT04638985 | China National Biotec Group Company Limited | Phase 4 |
| Completed | This is a Double-blind, Placebo-controlled, Randomized Study of the Tolerability, Safety and Immunogenicity of NCT05046548 | Chumakov Federal Scientific Center for Research and Development of Immune-and-Biological Products | Phase 1 / Phase 2 |
| Completed | Observational Program, Study the Preventive Efficacy of the BiVac Polio Vaccine Against the Incidence of Acute NCT05083039 | Chumakov Federal Scientific Center for Research and Development of Immune-and-Biological Products | — |
| Active Not Recruiting | Induction of Gut Permeability by an Oral Vaccine NCT04083950 | USDA, Western Human Nutrition Research Center | EARLY_Phase 1 |
| Completed | HPV Message Testing and Social Media Campaign NCT03747302 | Dartmouth-Hitchcock Medical Center | N/A |
| Completed | Safety and Immunogenicity of a Live-attenuated Universal Flu Vaccine Followed by an Inactivated Universal Flu NCT03300050 | PATH | Phase 1 |
| Completed | State Immunization Information Systems to Improve HPV Vaccination Rates NCT02993965 | University of Colorado, Denver | N/A |
| Completed | Immunogenicity and Safety of Bivalent Meningococcal Serogroups A and C Tetanus Toxoid Conjugate Vaccine in Chi NCT03714737 | Jiangsu Province Centers for Disease Control and Prevention | Phase 3 |
| Completed | A Study to Assess the Safety of ASP7374 in Adult Subjects Aged 20 or Older NCT02366962 | UMN Pharma Inc. | Phase 3 |
| Completed | Study of ASP7374, Cell-culture-derived Influenza Vaccine NCT01961947 | UMN Pharma Inc. | Phase 3 |
| Completed | A Study to Evaluate Intramuscular ASP7374 NCT01961960 | UMN Pharma Inc. | Phase 3 |
| Completed | Open-label Safety and Tolerability Study of CoVaccine HT™ in Healthy Volunteers NCT01015703 | BTG International Inc. | Phase 1 |
| Completed | Safety of a Influenza Vaccine Produced Either in Mammalian Cell Culture or in Embryonated Hen Eggs in Adults a NCT00560066 | Novartis Vaccines | Phase 4 |
| Completed | Safety and Immunogenicity of Trivalent Split Influenza Vaccine Using the Strain Composition 2007/2008 NCT00498303 | Novartis | Phase 3 |
| Completed | Influenza Vaccine Postpartum Questionnaire NCT00401700 | Unity Health Toronto | — |
| Completed | Rubella Susceptibility in Multiparous Women NCT00401505 | Unity Health Toronto | — |
| Unknown | Antibody Response and Immune Memory 15-18 Years After HBV Vaccination NCT00172328 | National Taiwan University Hospital | N/A |