Trial to Compare the Safety, Tolerability, Immunogenicity and Efficacy of Three Dose Levels of a Liquid Formulation of Influenza Virus Vaccine, (CAIV-T) in Healthy Children
A Prospective, Randomized, Double-Blind, Placebo-Controlled, Phase III, Multicenter Trial to Compare the Safety, Tolerability, Immunogenicity and Efficacy of Three Dose Levels of a Liquid Formulation of Influenza Virus Vaccine, Trivalent, Types A & B,Live, Cold-Adapted (CAIV-T) in Healthy Children
1 other identifier
interventional
1,920
2 countries
2
Brief Summary
\- Trial to Compare the Safety, Tolerability, Immunogenicity and Efficacy of Three Dose Levels of a Liquid Formulation of(CAIV-T) in Healthy Children.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_3 healthy
Started Feb 2002
2 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
February 1, 2002
CompletedStudy Completion
Last participant's last visit for all outcomes
November 1, 2002
CompletedFirst Submitted
Initial submission to the registry
September 12, 2005
CompletedFirst Posted
Study publicly available on registry
September 19, 2005
CompletedOctober 3, 2006
October 1, 2006
September 12, 2005
October 2, 2006
Conditions
Outcome Measures
Primary Outcomes (1)
The primary efficacy endpoint was the first episode in a study child of a culture-confirmed influenza illness, caused by community-acquired subtypes antigenically similar to those contained in the vaccine.
Secondary Outcomes (1)
A secondary efficacy endpoint was the first episode of culture-confirmed influenza illness caused by any community-acquired antigenic subtype.
Interventions
Eligibility Criteria
You may qualify if:
- who are aged at least 6 months and less than 36 months of age at the time of first vaccination
- who are in good health as determined by medical history, physical examination and clinical judgement
- whose parent(s)/legal guardian(s) have provided written informed consent after the nature of the study has been explained
- who, along with their parent(s)/legal guardian(s), will be available for duration of the trial (8 months ±1 month)
- whose parent(s)/legal guardian(s), can be reached by study staff for the post-vaccination contacts \[telephone, clinic or home visit\].
You may not qualify if:
- whose parent(s)/legal guardian(s) are perceived to be unavailable or difficult to contact for evaluation or study visits during the study period with any serious chronic disease (e.g., with signs of cardiac or renal failure or severe malnutrition), including progressive neurological disease
- with Down's syndrome or other known cytogenetic disorders
- with a known or suspected disease of the immune system or those receiving immunosuppressive therapy, including systemic corticosteroids (see Section 4.2.1)
- who received any blood products, including immunoglobulin, in the period from six months prior to vaccination through to the conclusion of the study
- for whom there is intent to administer any other investigational vaccine or agent from one month prior to enrollment through to the conclusion of the study
- have an immunosuppressed or an immunocompromised individual living in the same household
- who, at any time prior to entry into this study, received a dose of any influenza vaccine (commercial or investigational)
- with a documented history of hypersensitivity to egg or egg protein or any other component of the assigned study vaccine
- who received aspirin (acetylsalicylic acid) or aspirin-containing products in the two weeks prior to vaccination or for which use is anticipated during the study
- with any medical conditions that in the opinion of the investigator might interfere with interpretation of the study results. If any of these criteria are met following enrolment, the subject will be excluded from subsequent vaccine dosing.
- Note: Pregnancy in a household member or any person who has regular contact with the subject is not a contraindication to the enrollment or ongoing participation of the subject in the study.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- MedImmune LLClead
- Wyeth is now a wholly owned subsidiary of Pfizercollaborator
Study Sites (2)
Department of Microbiology, Research Institute for Tropical Medicine
City of Muntinlupa, Philippines
Queen Sirikit National Institute of Child Health (Children's Hospital)
Bangkok, 10400, Thailand
MeSH Terms
Interventions
Intervention Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Tawee Chotpitayasunondh, Dr.
Queen Sirikit National Institute of Child Health (Children's Hospital)
- PRINCIPAL INVESTIGATOR
Rosario Z. Capeding, Dr.
Department of Microbiology, Research Institute for Tropical Medicine
Study Design
- Study Type
- interventional
- Phase
- phase 3
- Allocation
- RANDOMIZED
- Masking
- DOUBLE
- Purpose
- TREATMENT
- Intervention Model
- SINGLE GROUP
- Sponsor Type
- INDUSTRY
Study Record Dates
First Submitted
September 12, 2005
First Posted
September 19, 2005
Study Start
February 1, 2002
Study Completion
November 1, 2002
Last Updated
October 3, 2006
Record last verified: 2006-10