Clinical trial

A Trial to Evaluate the Efficacy and Safety of RSVpreF in Infants Born to Women…

NCT04424316 · Pfizer, Industry · Completed

Key facts

NCT number NCT04424316
Title A Trial to Evaluate the Efficacy and Safety of RSVpreF in Infants Born to Women Vaccinated During Pregnancy.
Official title A PHASE 3, RANDOMIZED, DOUBLE-BLINDED, PLACEBO-CONTROLLED TRIAL TO EVALUATE THE EFFICACY AND SAFETY OF A RESPIRATORY SYNCYTIAL VIRUS (RSV) PREFUSION F SUBUNIT VACCINE IN INFANTS BORN TO WOMEN VACCINATED DURING PREGNANCY
Lead sponsor Pfizer, Industry
Status Completed
Phase Phase 3
Study type Interventional
Conditions Respiratory Tract Infection
Intervention type Biological
Interventions RSVpreF, Placebo
Enrollment 14,727
Start date Jun 17, 2020
Primary completion Oct 27, 2023
Completion Oct 27, 2023
First posted Jun 9, 2020
Last update posted Feb 11, 2025
Countries Argentina, Australia, Brazil, Canada, Chile, Denmark, Finland, Japan, Mexico, Netherlands, New Zealand, Philippines and 6 more

At a glance

  • 100–999 Study sites
  • Yes Results posted
  • None Linked FDA submissions

Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.

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Source: U.S. National Library of Medicine (NLM), ClinicalTrials.gov · Source date:

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