Pneumococcal Disease
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CLINICAL_TRIALS research · 2026-04-13Clinical Trial Update: Study of the Safety of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age [Phase 3]
This clinical trial update describes a Phase 3 safety study of a 21-valent pneumococcal conjugate vaccine in healthy infants starting at abo…
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CLINICAL_TRIALS research · 2026-04-08Clinical Trial Update: A Study to Learn About How a New Pneumococcal Vaccine Works in Adults [Phase 1]
Pfizer is conducting a Phase 1 clinical trial to study how a new pneumococcal vaccine behaves in adults.
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CLINICAL_TRIALS research · 2026-04-01Clinical Trial Update: Lot-to-lot Consistency Study of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From 2 Months of Age [Phase 3]
Phase 3 lot-to-lot consistency study evaluating a 21-valent pneumococcal conjugate vaccine in healthy infants starting at 2 months of age. T…
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CLINICAL_TRIALS research · 2026-03-31Clinical Trial Update: A Clinical Study to Evaluate the Safety, Tolerability, and Immunogenicity of VAX-31 With Influenza Vaccine in Adults ≥ 50 Years of Age [Phase 3]
Phase 3 study evaluating the safety, tolerability, and immunogenicity of VAX-31 with an influenza vaccine in adults 50 years and older; the …
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CLINICAL_TRIALS research · 2026-03-31Clinical Trial Update: Safety, Tolerability, and Immunogenicity of VAX-31 in Adults ≥50 Years With Immunobridging to Adults 18-49 [Phase 3]
Phase 3 trial update on safety, tolerability, and immunogenicity of VAX-31 in adults ≥50 with immunobridging to 18-49; the study is currentl…
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CLINICAL_TRIALS research · 2026-03-18Clinical Trial Update: Safety, Tolerability, and Immunogenicity of VAX-31 in Adults ≥50 Years With Prior Pneumococcal Vaccination [Phase 3]
Phase 3 clinical trial evaluating the safety, tolerability, and immunogenicity of the pneumococcal vaccine VAX-31 in adults 50 and older wit…
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CLINICAL_TRIALS research · 2026-03-13Clinical Trial Update: Induction of Cross-protective Antibodies for Serogroup 33 by Pneumococcal Conjugate Vaccines [Phase 4]
A Phase 4 clinical trial at the University of Alabama at Birmingham is studying whether pneumococcal conjugate vaccines induce cross-protect…
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CLINICAL_TRIALS research · 2026-03-12Clinical Trial Update: A Study to Understand the Safety of the 20vPnC Vaccine in Healthy Chinese Adults, Children, and Infant [Phase 1]
Phase 1 study evaluating the safety of the 20-valent pneumococcal conjugate vaccine in healthy Chinese adults, children, and infants.
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CLINICAL_TRIALS research · 2026-03-12Clinical Trial Update: A Study to Learn More About Prevenar 20 Once it is Out in the Korean Market
A study is being conducted in Korea to learn more about the use and safety of Prevnar 20 (pneumococcal 20-valent conjugate vaccine) in the m…
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CLINICAL_TRIALS research · 2026-03-02Clinical Trial Update: Study of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age [Phase 3]
Sanofi is evaluating a 21-valent pneumococcal conjugate vaccine (PCV21) in healthy infants starting around 2 months of age in a Phase 3 tria…
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CLINICAL_TRIALS research · 2026-01-28Clinical Trial Update: Clinical Trial of 13-Valent Pneumococcal Conjugate Vaccine [Phase 3]
A Phase 3 clinical trial evaluating a 13-valent pneumococcal conjugate vaccine is currently recruiting, sponsored by Sinovac Life Sciences.
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CLINICAL_TRIALS research · 2026-01-26Clinical Trial Update: A Clinical Study to Evaluate the Safety, Tolerability, and Immunogenicity of VAX-31 in Healthy Infants [Phase 2]
A Phase 2 clinical study to evaluate the safety, tolerability, and immunogenicity of the VAX-31 pneumococcal vaccine in healthy infants, wit…
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CLINICAL_TRIALS research · 2026-01-16Clinical Trial Update: PCV24 Clinical Trial in Infants and Young Children Aged 2 Months (Minimum 6 Weeks) to 71 Months [Phase 2]
Ongoing Phase 2 clinical trial evaluating the safety and immunogenicity of the PCV24 pneumococcal conjugate vaccine in infants and young chi…
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CLINICAL_TRIALS research · 2025-12-18Clinical Trial Update: Opportunistic Pneumococcal Immunisation Trial in MALnutrition [Phase 4]
Phase 4 clinical trial to assess opportunistic pneumococcal immunisation in children with severe acute malnutrition. The trial status is NOT…
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CLINICAL_TRIALS research · 2025-10-14Clinical Trial Update: A Study to Learn About the Safety and Immune Response of a New Pneumococcal Vaccine in Adults [Phase 1, Phase 2]
A Pfizer-sponsored Phase 1/2 clinical trial to assess safety and immune response of a new pneumococcal vaccine in adults, currently active b…
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CLINICAL_TRIALS research · 2025-10-03Clinical Trial Update: Serum Collection Study for Assay Development [Phase 1]
A Phase 1 serum collection study sponsored by GPN Vaccines aims to develop assays for pneumococcal disease and is currently recruiting.
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CLINICAL_TRIALS research · 2025-08-26Clinical Trial Update: Phase I Study With V-212 Vaccinations in Healthy Adult Volunteers [EARLY_Phase 1]
Phase I clinical trial update for the V-212 vaccination in healthy adult volunteers to immunize against pneumococcal disease.
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CLINICAL_TRIALS research · 2025-08-14Clinical Trial Update: Evaluation of PCV21 Vaccination Among PPSV23-experienced, Immunocompromised Elderly Veterans [Phase 4]
Phase 4 trial update evaluating Prevnar 21 in PPSV23-experienced, immunocompromised elderly veterans; the study is not yet recruiting.
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CLINICAL_TRIALS research · 2025-04-30Clinical Trial Update: PRomoting Older Adults' Pneumococcal Vaccination Through Education and Learning [NA]
A completed University of Ottawa clinical trial evaluating an educational intervention to increase pneumococcal vaccination uptake and willi…
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CLINICAL_TRIALS research · 2025-04-13Clinical Trial Update: Prevalence and Serotype Distribution of Streptococcus Pneumoniae in Healthy Vietnamese Children From 6 Months to 5 Years Old
This clinical trial investigates the prevalence and serotype distribution of Streptococcus pneumoniae in healthy Vietnamese children aged 6 …
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CLINICAL_TRIALS research · 2024-10-01Clinical Trial Update: Phase III Clinical Trial of 13-valent Pneumococcal Conjugate Vaccine (Multivalent Conjugate) in Infants [Phase 3]
A Phase 3 trial of a 13-valent pneumococcal conjugate vaccine in infants is currently active but not recruiting, sponsored by Fosun Adagenva…
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CLINICAL_TRIALS research · 2024-07-29Clinical Trial Update: A Study to Learn About a Type of Pneumococcal Vaccine With a New Ingredient (PF-07872411) Intended to Enhance the Effects of the Vaccine Which is Given to Adults [Phase 1]
Pfizer conducted a Phase 1 trial to evaluate a pneumococcal vaccine that includes a novel ingredient (PF-07872411) intended to enhance vacci…
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CLINICAL_TRIALS research · 2009-09-30Clinical Trial Update: Impact of the 7 Valent Pneumococcal Conjugate Vaccine (7vPCV) on Nasopharyngeal Carriage of Streptococcus Pneumoniae in Healthy Jordanian Infants [Phase 1, Phase 2]
A Phase 1/2 clinical trial update studying the impact of the 7-valent pneumococcal conjugate vaccine on nasopharyngeal carriage of Streptoco…
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CLINICAL_TRIALS research · 2007-12-10Clinical Trial Update: Study Evaluating Prevenar in High-Risk Children
This clinical trial update notes that the study evaluating the Prevenar pneumococcal vaccine in high-risk children has been completed.