CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 1,710 enrolled
Drug / intervention
20vPnC +3 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/NCT03828617
NCT03828617Phase 3Completed

A PHASE 3, RANDOMIZED, DOUBLE-BLIND TRIAL TO EVALUATE THE SAFETY AND IMMUNOGENICITY OF 3 LOTS OF 20-VALENT PNEUMOCOCCAL CONJUGATE VACCINE IN PNEUMOCOCCAL VACCINE-NAÏVE ADULTS 18 THROUGH 49 YEARS OF AGE

Pfizer·interventional·Posted Feb 4, 2019·Updated Nov 23, 2020

In Brief

A Phase 3 clinical trial evaluating 20vPnC and 13vPnC for Pneumococcal Disease. Completed, enrolled 1,710 participants across 21 sites.

Detailed Summary

This is a Phase 3, randomized, double-blind study with a 4-arm parallel design. Adults 18 through 49 years of age with no history of pneumococcal vaccination will be randomized in a 2:2:2:1 ratio to receive a single dose of: 20vPnC Lot 1; 20vPnC Lot 2; 20vPnC Lot 3; or 13vPnC.

Study Details

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

Timeline

Phase 3CompletedFinished
20192020202120222023202420252026
First PostedFeb 4, 2019
Enrollment StartFeb 14, 2019
Primary CompletionOct 9, 2019
TodayJul 2, 2026
Enrollment to primary: 8 monthsPosted 7.4 years ago

Interventions

20vPnCbiological

20vPnC

20vPnCbiological

20vPnC

20vPnCbiological

20vPnC

13vPnCbiological

Pneumococcal conjugate vaccine