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Safety, and Immunogenicity of Two Influenza Vaccines in Healthy Subjects 3 to 64 Years Old

16. September 2015 aktualisiert von: Novartis

A Phase III, Observer-Blind, Randomized, Controlled, Multicenter Study to Evaluate Safety, Tolerability, and Immunogenicity of Two Trivalent Subunit Inactivated Influenza Vaccines in Healthy Children Aged 3 to 8 Years, in Healthy Children/Adolescents Aged 9 to 17 Years,and in Healthy Adults Aged 18 to 64 Years

This protocol is designed to evaluate safety, clinical tolerability and immunogenicity of the 2007 southern hemisphere formulation of a Novartis conventional influenza vaccine licensed in the EU and many other worldwide countries, according to the US FDA Draft Guidance for Industry "Clinical data needed to support the licensure of trivalent inactivated influenza vaccine", issued in March 2006, and to evaluate safety, clinical tolerability and immunogenicity of the 2007 southern hemisphere formulation of a Novartis conventional influenza vaccine already licensed in US. The purpose of the control arm is primarily to provide a comparative assessment for safety, not immunogenicity or effectiveness.

Studienübersicht

Status

Abgeschlossen

Bedingungen

Studientyp

Interventionell

Einschreibung (Tatsächlich)

1893

Phase

  • Phase 3

Kontakte und Standorte

Dieser Abschnitt enthält die Kontaktdaten derjenigen, die die Studie durchführen, und Informationen darüber, wo diese Studie durchgeführt wird.

Studienorte

      • Buenos Aires, Argentinien
        • Site 2: C1425AWK
      • Cordoba, Argentinien
        • Site 1: X5000BJH

Teilnahmekriterien

Forscher suchen nach Personen, die einer bestimmten Beschreibung entsprechen, die als Auswahlkriterien bezeichnet werden. Einige Beispiele für diese Kriterien sind der allgemeine Gesundheitszustand einer Person oder frühere Behandlungen.

Zulassungskriterien

Studienberechtigtes Alter

3 Jahre bis 64 Jahre (Kind, Erwachsene)

Akzeptiert gesunde Freiwillige

Ja

Studienberechtigte Geschlechter

Alle

Beschreibung

Inclusion Criteria:

  • Healthy subjects 3 to 64 years of age

Exclusion Criteria:

  • Receipt of other investigational products within 3 months or other vacine within 1 month;
  • Allergy to eggs, egg products, or any other vaccine component;
  • Laboratory confirmed influenza disease within 6 months;
  • Have previously received an influenza vaccination (3 to 8 years only);

Studienplan

Dieser Abschnitt enthält Einzelheiten zum Studienplan, einschließlich des Studiendesigns und der Messung der Studieninhalte.

Wie ist die Studie aufgebaut?

Designdetails

  • Hauptzweck: Verhütung
  • Zuteilung: Zufällig
  • Interventionsmodell: Parallele Zuordnung
  • Maskierung: Doppelt

Waffen und Interventionen

Teilnehmergruppe / Arm
Intervention / Behandlung
Experimental: Influenza virus vaccine
Two intramuscular injections of the investigational influenza virus vaccine administered 4 weeks part to group 3 to 8 years of age while one injection was administered to groups 9 to 17 years of age and 18 to 64 years of age.
Aktiver Komparator: Comparator influenza vaccine
Two intramuscular injections were administered 4 weeks apart to group 3 to 8 years of age while one injection was administered to groups 9 to 17 years of age and 18 to 64 years of age.

Was misst die Studie?

Primäre Ergebnismessungen

Ergebnis Maßnahme
Maßnahmenbeschreibung
Zeitfenster
Percentage of Subjects With Seroprotection, in Healthy Adults 18 to 64 Years of Age
Zeitfenster: 21 days after vaccination
To evaluate immunogenicity, measured by seroprotection (percentage of subjects achieving a hemagglutination inhibition [HI] titer ≥40) after one injection of the investigational influenza virus vaccine, administered to healthy adults 18 to 64 years of age. The CBER Guidance states that the lower bound of the two-sided 95% CI for the percentage of subjects achieving seroprotection meet or exceed 70%.
21 days after vaccination
Percentage of Subjects Achieving a Seroconversion Rate, in Adults 18 to 64 Years of Age
Zeitfenster: 21 days after vaccination
Seroconversion rate is defined as percentage of subjects achieving seroconversion (defined as negative pre-vaccination serum [HI<10]/ post-vaccination HI titer ≥40) or significant increase defined as at least a 4-fold increase). According to the CBER Guidance, the lower bound of the two-sided 95% CI for the percentage of subjects achieving seroconverion/significant increase meet or exceed 40%.
21 days after vaccination

Sekundäre Ergebnismessungen

Ergebnis Maßnahme
Maßnahmenbeschreibung
Zeitfenster
Number of Subjects Reporting Solicited Local and Systemic Symptoms in Adults 18 to 64 Years of Age
Zeitfenster: 7 days after vaccination
Solicited local and systemic reactions were assessed after vaccination in adults 18 to 64 years of age.
7 days after vaccination
Percentage of Subjects With Seroprotection, in Healthy Children/Adolescents 9 to 17 Years of Age
Zeitfenster: 21 days after vaccination
To descriptively evaluate immunogenicity, measured by seroprotection rate (percentage of subjects achieving a hemagglutination inhibition [HI] titer ≥40) after one injection of investigational influenza virus vaccine, administered to healthy children/adolescents 9 to 17 years of age.
21 days after vaccination
Percentage of Subjects Achieving Seroconversion Rate, in Healthy Children/Adolescents 9 to 17 Years of Age
Zeitfenster: 21 days after vaccination
Seroconversion rate is defined as percentage of subjects achieving seroconversion (defined as negative pre-vaccination serum [HI<10]/ post-vaccination HI titer ≥40) or significant increase (defined as at least a 4-fold increase) after one injection of the investigational influenza virus vaccine, administered to healthy children/adolescents 9 to 17 years of age.
21 days after vaccination
Geometric Mean Titers (GMTs), in Healthy Children/Adolescents 9 to 17 Years of Age
Zeitfenster: 21 days after vaccination
To evaluate immunogenicity measured by GMTs after one injection of investigational influenza virus vaccine, administered to healthy children/adolescents 9 to 17 years of age.
21 days after vaccination
Number of Subjects Reporting Solicited Local and Systemic Symptoms in Children/Adolescents 9 to 17 Years of Age
Zeitfenster: 7 days after vaccination
Solicited local and systemic reactions were assessed after vaccination in children/adolescents 9 to 17 years of age.
7 days after vaccination
Percentage of Subjects With Seroprotection, in Healthy Children 3 to 8 Years of Age
Zeitfenster: 50 days after last vaccination
To descriptively evaluate immunogenicity, measured by seroprotection rate (percentage of subjects achieving a hemagglutination inhibition [HI] titer ≥40) after two injections of the investigational influenza virus vaccine, in healthy children 3 to 8 years of age.
50 days after last vaccination
Percentage of Subjects Achieving Seroconversion Rate, in Healthy Children 3 to 8 Years of Age
Zeitfenster: 50 days after last vaccination
Seroconversion rate is defined as percentage of subjects achieving seroconversion (defined as negative pre-vaccination serum [HI<10]/ post-vaccination HI titer ≥40) or significant increase (defined as at least a 4-fold increase) after two injections of the investigational influenza virus vaccine, in healthy children 3 to 8 years of age.
50 days after last vaccination
Geometric Mean Titers (GMTs), in Healthy Children 3 to 8 Years of Age
Zeitfenster: 50 days after last vaccination
To evaluate immunogenicity measured by GMTs after two injections of the investigational influenza virus vaccine, in healthy children 3 to 8 years of age.
50 days after last vaccination
Number or Subjects Reporting Solicited Local and Systemic Symptoms, in Healthy Children 3 to 8 Years of Age.
Zeitfenster: 7 days after each vaccination
Solicited local and systemic reactions were assessed after each vaccination, in healthy children 3 to 8 years of age.
7 days after each vaccination
Geometric Mean Titers (GMTs), in Healthy Adults 18 to 64 Years of Age
Zeitfenster: 21 days after vaccination
Immunogenicity measured by GMTs after one injection of the investigational influenza virus vaccine, in healthy adults 18 to 64 years of age.
21 days after vaccination

Mitarbeiter und Ermittler

Hier finden Sie Personen und Organisationen, die an dieser Studie beteiligt sind.

Sponsor

Mitarbeiter

Publikationen und hilfreiche Links

Die Bereitstellung dieser Publikationen erfolgt freiwillig durch die für die Eingabe von Informationen über die Studie verantwortliche Person. Diese können sich auf alles beziehen, was mit dem Studium zu tun hat.

Studienaufzeichnungsdaten

Diese Daten verfolgen den Fortschritt der Übermittlung von Studienaufzeichnungen und zusammenfassenden Ergebnissen an ClinicalTrials.gov. Studienaufzeichnungen und gemeldete Ergebnisse werden von der National Library of Medicine (NLM) überprüft, um sicherzustellen, dass sie bestimmten Qualitätskontrollstandards entsprechen, bevor sie auf der öffentlichen Website veröffentlicht werden.

Haupttermine studieren

Studienbeginn

1. April 2007

Primärer Abschluss (Tatsächlich)

1. Juli 2007

Studienabschluss (Tatsächlich)

1. Dezember 2007

Studienanmeldedaten

Zuerst eingereicht

23. April 2007

Zuerst eingereicht, das die QC-Kriterien erfüllt hat

23. April 2007

Zuerst gepostet (Schätzen)

24. April 2007

Studienaufzeichnungsaktualisierungen

Letztes Update gepostet (Schätzen)

1. Oktober 2015

Letztes eingereichtes Update, das die QC-Kriterien erfüllt

16. September 2015

Zuletzt verifiziert

1. September 2015

Mehr Informationen

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