NCT02473510

Study to Evaluate the Safety of 3 New 6:2 Influenza Virus Reassortants in Adults for the 2015-2016 Season

A Phase 4 Randomized, Double-blind, Placebo-controlled Study to Evaluate the Safety of 3 New 6:2 Influenza Virus Reassortants in Adults

• Status: Completed
• Phase: Phase 4
• Study type: Interventional
• Enrollment: 301 (actual)
• Sponsor: MedImmune LLC · Industry
• Sex: All
• Age: 18 Years – 49 Years
• Healthy volunteers: Accepted

Summary

This prospective annual release study is designed to evaluate the safety of 3 new influenza virus vaccine strains to be included in FluMist Quadrivalent for the 2015-2016 influenza season

Detailed description

This prospective, randomized, double-blind, placebo-controlled release study will enroll approximately 300 healthy adults 18 to 49 years of age. Eligible participants will be randomly assigned in a 4:1 fashion to receive a single dose of trivalent vaccine or placebo by intranasal spray. Randomization will be stratified by site. This study will be conducted at 3 sites in the United States of America. Each participant will receive 1 dose of investigational product on Day 1. The duration of study participation for each participant is the time from study vaccination through 181 days after study vaccination.

Conditions

• Influenza
• Healthy

Interventions

Type	Name	Description
BIOLOGICAL	Trivalent Influenza Vaccine	A single dose of 10\^(7.0 ± 0.5) FFU per strain of trivalent influenza vaccine will be administered as intranasal spray on Day 1.
OTHER	Placebo	A single dose of placebo matched to trivalent influenza vaccine will be administered as intranasal spray on Day 1.

Timeline

• Start date: 2015-06-01
• Primary completion: 2016-01-01
• Completion: 2016-01-01
• First posted: 2015-06-16
• Last updated: 2016-11-28
• Results posted: 2016-11-28

Locations

3 sites across 1 country: United States