Trial to Investigate Viral Shedding in Healthy Children Vaccinated With Vaccine Virus Liquid (CAIV-T)

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT00192387
Recruitment Status : Completed
First Posted : September 19, 2005
Last Update Posted : December 28, 2006
Wyeth is now a wholly owned subsidiary of Pfizer
Information provided by:
MedImmune LLC

September 13, 2005
September 19, 2005
December 28, 2006
September 2001
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Measurement of influenza-specific immune response following receipt of CAIV-T.
Same as current
Complete list of historical versions of study NCT00192387 on Archive Site
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Trial to Investigate Viral Shedding in Healthy Children Vaccinated With Vaccine Virus Liquid (CAIV-T)
A Randomized, Double-Blinded, Placebo-Controlled Trial to Investigate Viral Shedding in Healthy Children (6 Mos and Less Than or Equal to 18 Months of Age) Vaccinated With Two Doses of Liquid Formulation of Influenza Virus Vaccine, Live Cold Adapted (CAIV-T)
The primary objective of this study was to determine the proportion of subjects, seronegative to all three strains of influenza, as defined by a serum hemagglutination inhibition antibodies (HAI) antibody titer of <1:10, who shed each vaccine virus strain following a single dose of CAIV-T.
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Phase 2
Allocation: Randomized
Intervention Model: Single Group Assignment
Masking: Double
Primary Purpose: Treatment
Biological: CAIV-T, Liquid
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*   Includes publications given by the data provider as well as publications identified by Identifier (NCT Number) in Medline.
Same as current
December 2001
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Inclusion Criteria:

  • children at least 6 months of age and less than or equal to 18 months of age at the time of enrollment, and in good health as determined by medical history, physical examination, and clinical judgment;
  • whose parent/legal guardian has provided written informed consent after the nature of the study has been explained;
  • who, along with their parent or legal guardian, will be available for the two month duration of the trial (from enrollment to study completion).

Exclusion Criteria:

  • whose parents or legal guardians 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; intranasal steroids or cytotoxic agents;
  • have an immunosuppressed or an immunocompromised individual living in the same household;
  • with a documented history of hypersensitivity to egg or egg protein or any other component of the study vaccine or placebo;
  • who, at anytime prior to study enrollment, receives any influenza vaccine (commercial or investigational);
  • with any medical conditions that in the opinion of the investigator might interfere with interpretation of the study results.

Note: A pregnant household member is not considered a contraindication to enrollment.

Sexes Eligible for Study: All
6 Months to 18 Months   (Child)
Contact information is only displayed when the study is recruiting subjects
United States
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MedImmune LLC
Wyeth is now a wholly owned subsidiary of Pfizer
Study Director: Robert Walker, MD MedImmune LLC
MedImmune LLC
December 2006

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP