drugset / Trial / NCT03760146

Trial to Evaluate the Safety and Immunogenicity of a 20-valent Pneumococcal Conjugate Vaccine in Pneumococcal Vaccine-naïve Adults

NCT03760146 ↗

Phase 3 Completed 3902 enrolled Pfizer
RandomizedParallel-groupDouble-blindPrevention

Summary

A Phase 3, Randomized, Double-Blind Trial to Evaluate the Safety and Immunogenicity of a 20-valent Pneumococcal Conjugate Vaccine in Pneumococcal Vaccine-Naïve Adults

Timeline

Start
2018-12-12
Primary completion
2019-12-16
Completion
2019-12-16

Outcome

Mixed primary results

paper noninferior to 13 matched serotypes after PCV13 and to 6 additional PPSV23 serotypes PMID 34940806 ↗

paper serotype 8 missed the statistical noninferiority criterion. PMID 34940806 ↗

Drugs

EvaluationDrugModalityDoseRoute
Comparator 13vPnC Vaccine — —
Subject 20vPnC Vaccine — —
Comparator PPSV23 Vaccine — —