CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 1,796 enrolled
Drug / intervention
Experimental 20-valent pneumococcal conjugate vaccine (20vPnC) +2 morebiological
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04526574
NCT04526574Phase 3Completed

A PHASE 3, RANDOMIZED, DOUBLE-BLIND TRIAL TO EVALUATE THE SAFETY AND IMMUNOGENICITY OF A 20-VALENT PNEUMOCOCCAL CONJUGATE VACCINE (20VPNC) WHEN COADMINISTERED WITH SEASONAL INACTIVATED INFLUENZA VACCINE (SIIV) IN ADULTS ≥65 YEARS OF AGE

Pfizer·interventional·Posted Aug 26, 2020·Updated Jul 8, 2022

In Brief

A Phase 3 clinical trial evaluating Experimental 20-valent pneumococcal conjugate vaccine (20vPnC), Saline, and 1 other intervention for Pneumococcal Disease. Completed, enrolled 1,796 participants across 63 sites.

Detailed Summary

Study of the safety and immunogenicity of 20vPnC and influenza vaccine administered at the same visit or separately

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesUnited States
Collaborators--

Timeline

Phase 3CompletedFinished
202120222023202420252026
First PostedAug 26, 2020
Enrollment StartSep 1, 2020
Primary CompletionJun 29, 2021
TodayJul 2, 2026
Enrollment to primary: 10 monthsPosted 5.9 years ago

Interventions

Experimental 20-valent pneumococcal conjugate vaccine (20vPnC)biological

Experimental 20-valent pneumococcal conjugate vaccine (20vPnC)

Salineother

Normal saline for injection

Influenza vaccinebiological

Seasonal inactivated influenza vaccine (SIIV)