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A Study to Describe the Safety and Immunogenicity of 20vPnC in Infants in India and Taiwan

Phase 3
Active, not recruiting
Conditions
Pneumococcal Disease
Registration Number
NCT05512819
Lead Sponsor
Pfizer
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Active, not recruiting
Sex
All
Target Recruitment
401
Inclusion Criteria

Inclusion Criteria:<br><br> - Male or female infants born at =36 weeks of gestation and approximately 2 months of<br> age at the time of consent<br><br> - Healthy infants determined by clinical assessment, including medical history and<br> clinical judgment, to be eligible for the study<br><br> - Weight of 3.0 kg or greater at the time of randomization<br><br>Exclusion Criteria:<br><br> - History of severe adverse reaction associated with a vaccine and/or severe allergic<br> reaction (eg, anaphylaxis) to any component of 13vPnC, 20vPnC, or any other<br> diphtheria toxoid-containing vaccine.<br><br> - Major known congenital malformation or serious chronic disorder<br><br> - Other acute or chronic medical or psychiatric condition or laboratory abnormality<br> that may increase the risk associated with study participation or study intervention<br> administration or may interfere with the interpretation of study results and, in the<br> judgment of the investigator, would make the participant inappropriate for entry<br> into this study<br><br> - Previous vaccination with any licensed or investigational pneumococcal vaccine, or<br> planned receipt through study participation.

Exclusion Criteria

Not provided

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Percentage of participants in India and Taiwan with local reactions (redness, swelling, and pain at the injection site), separately by country;Percentage of participants in India and Taiwan with systemic events (fever, decreased appetite, drowsiness/increased sleep, and irritability), separately by country;Percentage of participants in India and Taiwan with adverse events (AEs) from Dose 1 through 1 month after Dose 3 in each group, separately by country;Percentage of participants from India and Taiwan with AEs from Dose 4 through 1 month after Dose 4 in each group, separately by country;Percentage of participants in India and Taiwan with SAEs from Dose 1 through 1 month after Dose 4 in each group, separately by country;GMCs of serotype-specific IgG concentrations in Indian participants 1 month after Dose 4 in each vaccine group
Secondary Outcome Measures
NameTimeMethod
Geometric mean concentrations (GMCs) of serotype-specific IgG concentrations 1 month after Dose 3 in each vaccine group, separately by country;Percentages of participants in India and Taiwan with predefined serotype-specific IgG concentration for the 20vPnC serotypes at approximately 1 month after Dose 3 in each vaccine group, separately by country;GMCs of serotype-specific IgG concentrations in Taiwanese participants 1 month after Dose 4 in each vaccine group;Percentages of participants in India and Taiwan with predefined serotype-specific IgG concentrations for the 20vPnC serotypes at approximately 1 month after Dose 4 in each vaccine group, separately by country
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