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Safety and Immunogenicity Study of GSK Biologicals' Pandemic Influenza Candidate Vaccine (H1N1) (GSK2340272A)

31 juillet 2017 mis à jour par: GlaxoSmithKline

Safety and Immunogenicity Study of GSK Biologicals' Pandemic Influenza Candidate Vaccine (GSK2340272A) in Children Aged 3 to 17 Years

This trial is designed to assess the safety and immunogenicity of a prime-boost schedule of GSK Biologicals' investigational vaccine GSK2340272A in children aged between 3 and 17 years.

Aperçu de l'étude

Statut

Complété

Les conditions

Intervention / Traitement

Type d'étude

Interventionnel

Inscription (Réel)

210

Phase

  • Phase 3

Contacts et emplacements

Cette section fournit les coordonnées de ceux qui mènent l'étude et des informations sur le lieu où cette étude est menée.

Lieux d'étude

  • Espagne
      • Bilbao, Espagne, 48013
        • GSK Investigational Site
      • Burgos, Espagne, 09005
        • GSK Investigational Site
      • Madrid, Espagne, 28046
        • GSK Investigational Site
      • Móstoles/Madrid, Espagne, 28935
        • GSK Investigational Site
      • Sevilla, Espagne, 41013
        • GSK Investigational Site

Critères de participation

Les chercheurs recherchent des personnes qui correspondent à une certaine description, appelée critères d'éligibilité. Certains exemples de ces critères sont l'état de santé général d'une personne ou des traitements antérieurs.

Critère d'éligibilité

Âges éligibles pour étudier

3 ans à 17 ans (Enfant)

Accepte les volontaires sains

Oui

Sexes éligibles pour l'étude

Tout

La description

Inclusion Criteria:

  • Subjects who the investigator believes that their parent(s)/Legally Acceptable Representative(s) (LAR) can and will comply with the requirements of the protocol.
  • Children, male or female, aged between 3 and 17 years at the time of the first study vaccination.
  • Written informed consent obtained from the subject parent(s) or LAR(s) of the subject. Assent obtained from the subject when applicable.
  • Healthy children as established by medical history and clinical examination when entering into the study.
  • Parent/LAR with access to a consistent means of telephone contact, land line or mobile, but NOT a pay phone or other multiple-user.

Exclusion Criteria:

  • Use of any investigational or non-registered product other than the study vaccine within 30 days preceding the first dose of the study vaccine or planned use during the study period.
  • Clinically or virologically confirmed influenza infection within six months preceding the study start.
  • Planned administration of any vaccine 30 days prior and 30 days after any study vaccine administration.
  • Chronic administration of immunosuppressants or other immune-modifying drugs within three months prior to enrolment in this study or planned administration during the study period.
  • Acute disease and/or fever at the time of enrolment
  • Any confirmed or suspected immunosuppressive or immunodeficient condition based on medical history and physical examination.
  • Acute or chronic, clinically-significant pulmonary, cardiovascular, hepatic or renal functional abnormality, as determined by medical history and physical examination.
  • Previous administration of any H1N1 A/California-like vaccine.
  • Administration of immunoglobulins and/or any blood products within the three months prior to the enrolment in this study, or planned during the study.
  • If the subject is female and if she is of childbearing potential, she must practice adequate contraception for 30 days prior to vaccination, have a negative pregnancy test and continue such precautions for two months after completion of the vaccination series.
  • Any known or suspected allergy to any constituent of influenza vaccines;a history of anaphylactic-type reaction to any constituent of influenza vaccines; or a history of severe adverse reaction to a previous influenza vaccine.
  • Known use of an analgesic or antipyretic medication within 12 hours prior to first vaccination.
  • Child in Care.

Plan d'étude

Cette section fournit des détails sur le plan d'étude, y compris la façon dont l'étude est conçue et ce que l'étude mesure.

Comment l'étude est-elle conçue ?

Détails de conception

  • Objectif principal: La prévention
  • Répartition: N / A
  • Modèle interventionnel: Affectation à un seul groupe
  • Masquage: Aucun (étiquette ouverte)

Armes et Interventions

Groupe de participants / Bras
Intervention / Traitement
Expérimental: Groupe A
Biologique: Pandemic influenza vaccine GSK2340272A
Two primary intramuscular (IM) injections and a booster IM injection

Que mesure l'étude ?

Principaux critères de jugement

Mesure des résultats
Description de la mesure
Délai
Number of Subjects With Haemagglutination-inhibition (HI) Antibody Concentrations Above the Cut-off Value
Délai: At Day 0
The seropositivity cut-off value of the assay was equal to or above (≥) 1:10 in the sera of subjects seronegative before vaccination. The flu strain assessed was A/California/7/2009 (H1N1)v-like (Flu A/CAL/7/09).
At Day 0
Number of Subjects With HI Antibody Concentrations Above the Cut-off Value
Délai: At Day 42
The seropositivity cut-off value of the assay was ≥ 1:10 in the sera of subjects seronegative before vaccination. The flu strain assesssed was Flu A/CAL/7/09.
At Day 42
Titers for Serum HI Antibodies
Délai: At Day 0
Antibody titers were presented as geometric mean titers (GMTs). The reference seropositivity cut-off value was ≥ 1:10. The flu strain assessed was Flu A/CAL/7/09.
At Day 0
Titers for Serum HI Antibodies
Délai: At Day 42
Antibody titers were presented as geometric mean titers (GMTs). The reference seropositivity cut-off value was ≥ 1:10. The flu strain assessed was Flu A/CAL/7/09.
At Day 42
Number of Seroconverted (SCR) Subjects in Terms of HI Antibodies
Délai: At Day 42
A seroconverted subject was defined as: For initially seronegative subjects [antibody titer below (<) 1:10 prior to vaccination], antibody titer ≥ 1:40 after vaccination; For initially seropositive subjects (antibody titer ≥ 1:10 prior to vaccination), at least a 4-fold increase in post-vaccination titer. The flu strain assessed was Flu A/CAL/7/09.
At Day 42
Number of Seroprotected (SPR) Subjects in Terms of HI Antibodies
Délai: At Day 42
Seroprotection was defined as the percentage of subjects with a serum HI titer ≥ 1:40, that usually is accepted as indicating protection. The flu strain assessed was Flu A/CAL/7/09.
At Day 42
Seroconversion Factor (SCF) for HI Antibody Titers
Délai: At Day 42
Seroconversion factor was defined as the fold increase in serum HI GMTs post-vaccination compared to pre-vaccination. The flu strain assessed was Flu A/CAL/7/09.
At Day 42

Mesures de résultats secondaires

Mesure des résultats
Description de la mesure
Délai
Nombre de sujets présentant des symptômes locaux sollicités et de niveau 3
Délai: Au cours de la période post-vaccinale de 7 jours (jours 0 à 6) suivant chaque dose et entre les doses
Les symptômes locaux sollicités évalués étaient la douleur, la rougeur et l'enflure. Tout = apparition du symptôme quel que soit le degré d'intensité. Douleur de grade 3 = douleur qui a empêché une activité normale. Rougeur/gonflement de grade 3 = rougeur/gonflement s'étendant au-delà de 50 millimètres (mm) du site d'injection.
Au cours de la période post-vaccinale de 7 jours (jours 0 à 6) suivant chaque dose et entre les doses
Number of Subjects With HI Antibody Concentrations Above the Cut-off Value
Délai: At Days 0, 21, 42 and at Month 12
The seropositivity cut-off value of the assay was ≥ 1:10 in the sera of subjects seronegative before vaccination. The flu strain assesssed was Flu A/CAL/7/09.
At Days 0, 21, 42 and at Month 12
Titers for Serum HI Antibodies
Délai: At Days 0, 21, 42 and at Month 12
Antibody titers were presented as geometric mean titers (GMTs). The reference seropositivity cut-off value was ≥ 1:10. The flu strain assessed was Flu A/CAL/7/09.
At Days 0, 21, 42 and at Month 12
Number of Seroconverted (SCR) Subjects in Terms of HI Antibodies
Délai: At Days 21, 42 and at Month 12
A seroconverted subject was defined as: For initially seronegative subjects [antibody titer below (<) 1:10 prior to vaccination], antibody titer ≥ 1:40 after vaccination; For initially seropositive subjects (antibody titer ≥ 1:10 prior to vaccination), at least a 4-fold increase in post-vaccination antibody titer. The flu strain assessed was Flu A/CAL/7/09.
At Days 21, 42 and at Month 12
Number of Seroprotected Subjects in Terms of HI Antibodies
Délai: At Days 0, 21, 42 and at Month 12
Seroprotection was defined as the percentage of subjects with a serum HI titer ≥ 1:40, that usually is accepted as indicating protection. The flu strain assessed was Flu A/CAL/7/09.
At Days 0, 21, 42 and at Month 12
Seroconversion Factor (SCF) for HI Antibody Titers
Délai: At Days 21, 42 and at Month 12
Seroconversion factor was defined as the fold increase in serum HI GMTs post-vaccination compared to pre-vaccination. The flu strain assessed was Flu A/CAL/7/09.
At Days 21, 42 and at Month 12
Number of Subjects With Neutralizing Antibody Concentrations Above the Cut-off Value
Délai: At Days 0, 21 and 42
The seropositivity cut-off value of the assay was ≥ 1:8 in the sera of subjects seronegative before vaccination. The flu strain assesssed was Flu A/Neth/602/09.
At Days 0, 21 and 42
Titers for Serum Neutralizing Antibodies
Délai: At Days 0, 21 and 42
Antibody titers were presented as geometric mean titers (GMTs). The reference seropositivity cut-off value was ≥ 1:8. The flu strain assessed was A/Netherlands/602/2009 (H1N1)v-like (Flu A/Neth/602/09).
At Days 0, 21 and 42
Number of Subjects With Neutralizing Antibody Concentrations Above the Cut-off Value
Délai: At Month 12
The seropositivity cut-off value of the assay was ≥ 1:8 in the sera of subjects seronegative before vaccination. The flu strain assesssed was Flu A/Neth/602/09.
At Month 12
Titers for Serum Neutralizing Antibodies
Délai: At Month 12
Antibody titers were presented as geometric mean titers (GMTs). The reference seropositivity cut-off value was ≥ 1:8. The flu strain assessed was Flu A/Neth/602/09.
At Month 12
Number of Seroconverted (SCR) Subjects in Terms of H1N1 Neutralizing Antibodies
Délai: At Days 21 and 42
A seroconverted subject was defined as: For initially seronegative subjects, antibody titer ≥ 1:32 after vaccination; For initially seropositive subjects, at least a 4-fold increase in post-vaccination titer. The flu strain assessed was Flu A/Neth/602/09.
At Days 21 and 42
Number of Seroconverted (SCR) Subjects in Terms of H1N1 Neutralizing Antibodies
Délai: At Month 12
A seroconverted subject was defined as: For initially seronegative subjects, antibody titer ≥ 1:32 after vaccination; For initially seropositive subjects, at least a 4-fold increase in post-vaccination titer. The flu strain assessed was Flu A/Neth/602/09.
At Month 12
Number of Subjects With Any, Grade 3 and Related Solicited General Symptoms
Délai: During the 7-day (Days 0-6) post-vaccination period following each dose and across doses
Assessed solicited general symptoms were diarrhea, drowsiness, irritability, loss of appetite, shivering, sweating and fever [defined as axillary temperature equal to or above (≥) 37.5 degrees Celsius (°C)]. Any = occurrence of the symptom regardless of intensity grade. Grade 3 symptom = symptom that prevented normal activity. Grade 3 fever = fever > 39.0 °C. Related = symptom assessed by the investigator as related to the vaccination.
During the 7-day (Days 0-6) post-vaccination period following each dose and across doses
Number of Subjects With Any, Grade 3 and Related Solicited General Symptoms
Délai: During the 7-day (Days 0-6) post-vaccination period following each dose and across doses
Assessed solicited general symptoms were arthralgia, fatigue, gastrointestinal, headache, myalgia, shivering and fever [defined as axillary temperature equal to or above (≥) 37.5 degrees Celsius (°C)]. Any = occurrence of the symptom regardless of intensity grade. Grade 3 symptom = symptom that prevented normal activity. Grade 3 fever = fever > 39.0 °C. Related = symptom assessed by the investigator as related to the vaccination.
During the 7-day (Days 0-6) post-vaccination period following each dose and across doses
Number of Subjects With Any Medically-attended Events (MAEs)
Délai: During the entire study period (from Day 0 up to Month 12)
MAEs were defined as events for which the subject received medical attention defined as hospitalization, an emergency room visit, or a visit to or from medical personnel (medical doctor) for any reason. Any MAE(s) = Occurrence of any MAE(s) regardless of intensity grade or relation to vaccination.
During the entire study period (from Day 0 up to Month 12)
Number of Subjects With Any Adverse Events of Specific Interest (AESIs), Including Potential Immune-mediated Disease (pIMDs)
Délai: During the entire study period (from Day 0 up to Month 12)
An AESI was defined as an AE including autoimmune diseases and other mediated inflammatory disorders and assessed by the investigator as specific to the treatment administration.
During the entire study period (from Day 0 up to Month 12)
Number of Subjects With Normal or Abnormal Biochemical Levels
Délai: At Days 0, 21 and 42
Among biochemical parameters assessed were alanine aminotransferase [ALAT], aspartate aminotransferase [ASAT], bilirubin [BILI], creatinine [CREA] and blood urea nitrogen [BUN]. Levels of biochemical parameters assessed in terms of normal laboratory values were - unknown, below, within and above.
At Days 0, 21 and 42
Number of Subjects With Any, Grade 3 and Related Unsolicited Adverse Events (AEs)
Délai: During the 21-day (Days 0-20) follow-up period after the first vaccination
An unsolicited AE covers any untoward medical occurrence in a clinical investigation subject temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product and reported in addition to those solicited during the clinical study and any solicited symptom with onset outside the specified period of follow-up for solicited symptoms. Any was defined as the occurrence of any unsolicited AE regardless of intensity grade or relation to vaccination. Grade 3 AE = an AE which prevented normal, everyday activities. Related = AE assessed by the investigator as related to the vaccination.
During the 21-day (Days 0-20) follow-up period after the first vaccination
Number of Subjects With Any, Grade 3 and Related Unsolicited Adverse Events (AEs)
Délai: During the 83-day (Days 0-82) follow-up period after the first vaccination and the 62-day (Days 0-61) follow-up period after the second vaccination
An unsolicited AE covers any untoward medical occurrence in a clinical investigation subject temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product and reported in addition to those solicited during the clinical study and any solicited symptom with onset outside the specified period of follow-up for solicited symptoms. Any was defined as the occurrence of any unsolicited AE regardless of intensity grade or relation to vaccination. Grade 3 AE = an AE which prevented normal, everyday activities. Related = AE assessed by the investigator as related to the vaccination.
During the 83-day (Days 0-82) follow-up period after the first vaccination and the 62-day (Days 0-61) follow-up period after the second vaccination
Number of Subjects With Serious Adverse Events (SAEs)
Délai: During the entire study period (from Day 0 up to Month 12)
Serious adverse events (SAEs) assessed include medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization or result in disability/incapacity.
During the entire study period (from Day 0 up to Month 12)

Collaborateurs et enquêteurs

C'est ici que vous trouverez les personnes et les organisations impliquées dans cette étude.

Parrainer

GlaxoSmithKline

Publications et liens utiles

La personne responsable de la saisie des informations sur l'étude fournit volontairement ces publications. Il peut s'agir de tout ce qui concerne l'étude.

Publications générales

Liens utiles

Dates d'enregistrement des études

Ces dates suivent la progression des dossiers d'étude et des soumissions de résultats sommaires à ClinicalTrials.gov. Les dossiers d'étude et les résultats rapportés sont examinés par la Bibliothèque nationale de médecine (NLM) pour s'assurer qu'ils répondent à des normes de contrôle de qualité spécifiques avant d'être publiés sur le site Web public.

Dates principales de l'étude

Début de l'étude

10 septembre 2009

Achèvement primaire (Réel)

27 novembre 2010

Achèvement de l'étude (Réel)

27 novembre 2010

Dates d'inscription aux études

Première soumission

20 août 2009

Première soumission répondant aux critères de contrôle qualité

20 août 2009

Première publication (Estimation)

24 août 2009

Mises à jour des dossiers d'étude

Dernière mise à jour publiée (Réel)

19 février 2018

Dernière mise à jour soumise répondant aux critères de contrôle qualité

31 juillet 2017

Dernière vérification

1 octobre 2016

Plus d'information

Termes liés à cette étude

Mots clés

Termes MeSH pertinents supplémentaires

Autres numéros d'identification d'étude

  • 113528

Plan pour les données individuelles des participants (IPD)

Prévoyez-vous de partager les données individuelles des participants (DPI) ?

OUI

Description du régime IPD

Patient-level data for this study will be made available through www.clinicalstudydatarequest.com following the timelines and process described on this site.

Données/documents d'étude

  1. Plan d'analyse statistique
    Identifiant des informations: 113528
    Commentaires d'informations: For additional information about this study please refer to the GSK Clinical Study Register
  2. Formulaire de rapport de cas annoté
    Identifiant des informations: 113528
    Commentaires d'informations: For additional information about this study please refer to the GSK Clinical Study Register
  3. Formulaire de consentement éclairé
    Identifiant des informations: 113528
    Commentaires d'informations: For additional information about this study please refer to the GSK Clinical Study Register
  4. Rapport d'étude clinique
    Identifiant des informations: 113528
    Commentaires d'informations: For additional information about this study please refer to the GSK Clinical Study Register
  5. Ensemble de données de participant individuel
    Identifiant des informations: 113528
    Commentaires d'informations: For additional information about this study please refer to the GSK Clinical Study Register
  6. Protocole d'étude
    Identifiant des informations: 113528
    Commentaires d'informations: For additional information about this study please refer to the GSK Clinical Study Register
  7. Spécification du jeu de données
    Identifiant des informations: 113528
    Commentaires d'informations: For additional information about this study please refer to the GSK Clinical Study Register

Ces informations ont été extraites directement du site Web clinicaltrials.gov sans aucune modification. Si vous avez des demandes de modification, de suppression ou de mise à jour des détails de votre étude, veuillez contacter register@clinicaltrials.gov. Dès qu'un changement est mis en œuvre sur clinicaltrials.gov, il sera également mis à jour automatiquement sur notre site Web .

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