Status:

COMPLETED

A Randomized, Double-Blind, Placebo-Controlled Study to Evaluate Safety of MEDI-559 in Healthy 1 to <24 Month-Old Children

Lead Sponsor:

MedImmune LLC

Conditions:

Healthy

Eligibility:

All Genders

1-23 years

Phase:

PHASE1

PHASE2

Brief Summary

The primary objective of this study is to describe the 28-day post-final dose safety and tolerability of three doses of MEDI-559 at 10\^5 FFU when administered to healthy RSV seronegative children 1 t...

Detailed Description

This is a randomized, double-blind, placebo-controlled, multi-dose, Phase 1/2a multi-center trial to evaluate the safety, tolerability, viral shedding, immunogenicity, and genotypic and phenotypic sta...

Eligibility Criteria

Inclusion

  • Male or female whose age on the day of randomization falls within one of the two age cohorts: Cohort 1: 5 to \<24 months (reached their 5th month birthday but not yet reached their 2nd year birthday); Cohort 2: 1 to \< 3 months (\>28 days of age and not yet reached their 3rd month birthday)
  • Cohort 1 only: Subject is seronegative to RSV at screening
  • Subject was the product of normal full term pregnancy (defined as 36-42 weeks gestation)
  • Subject is in general good health
  • Written informed consent and HIPAA authorization (if applicable) obtained from the subject's legal representative
  • Subject's legal representative is willing and able to bring the subject to the study site for evaluation of respiratory illness in accordance with the protocol

Exclusion

  • Any fever (≥ 100.4°F \[≥ 38.0°C\]), regardless of route within 7 days prior to randomization
  • Acute illness (defined as the presence of moderate or severe signs and symptoms) at the time of randomization
  • Moderate or severe nasal congestion that in the investigator's opinion could prevent intranasal delivery of vaccine
  • Cohort 1 only: weight ≤ 5th percentile for age on the day of randomization
  • Cohort 2 only: history of low birth weight (ie, \<2500 grams at birth) or weight ≤ 5th percentile for age on the day of randomization
  • Living in the same home or enrolled in the same classroom at day care with infants \<6 months of age within 28 days after each dose (only one child per household may be enrolled into the study)
  • Contact with pregnant caregiver within 28 days after each dose
  • Living in a household with someone who is immunocompromised within 28 days after each dose; the subject should also avoid close contact with immunocompromised individuals for at least 28 days after each study vaccine dosing
  • Living in a household with someone who works in the healthcare field and who has direct patient care responsibilities within 28 days after each dose
  • Living in a household with someone who is a day care provider or preschool teacher for children \<6 months of age within 28 days after each dose

Key Trial Info

Start Date :

October 1 2008

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 1 2011

Estimated Enrollment :

116 Patients enrolled

Trial Details

Trial ID

NCT00767416

Start Date

October 1 2008

End Date

December 1 2011

Last Update

July 20 2016

Active Locations (76)

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Page 1 of 19 (76 locations)

1

Research Site

Greenville, Alabama, United States, 36037

2

Research Site

Huntsville, Alabama, United States, 35802

3

Research Site

Mobile, Alabama, United States, 36608

4

Research Site

Conway, Arkansas, United States, 72034