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A Study of Different Formulations of an A/H1N1 Pandemic Vaccine in Healthy Children Aged 6 Months to 9 Years

12. april 2016 opdateret af: Sanofi Pasteur, a Sanofi Company

Immunogenicity and Safety of Multiple Formulations of an A/H1N1 Pandemic Vaccine in Healthy Subjects Aged 6 Months to 9 Years

The purpose of the study is to evaluate different doses of the Influenza A/H1N1 pandemic vaccine in toddlers and children.

Primary Objectives:

  • To describe the immunogenicity of the candidate vaccines after each injection.
  • To describe the safety of the candidate vaccines after each injection.

Studieoversigt

Status

Afsluttet

Betingelser

Intervention / Behandling

Detaljeret beskrivelse

Participants will receive two injections of their randomized vaccine on Day 0 and Day 21, respectively.

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

474

Fase

  • Fase 2

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

  • Forenede Stater
    • Florida
      • Miami Beach, Florida, Forenede Stater, 33141
    • Georgia
      • Marietta, Georgia, Forenede Stater, 30062
      • Woodstock, Georgia, Forenede Stater, 30189
    • Kentucky
      • Crestview Hills, Kentucky, Forenede Stater, 41017
      • Louisville, Kentucky, Forenede Stater, 40291
      • Maddisonville, Kentucky, Forenede Stater, 42431
    • Louisiana
      • Metairie, Louisiana, Forenede Stater, 70006
    • Nevada
      • Las Vegas, Nevada, Forenede Stater, 89104
    • New York
      • Rochester, New York, Forenede Stater, 14609
    • Pennsylvania
      • Hermitage, Pennsylvania, Forenede Stater, 16148
      • Pittsburgh, Pennsylvania, Forenede Stater, 15237
      • Pittsburgh, Pennsylvania, Forenede Stater, 15241
    • Rhode Island
      • Cranston, Rhode Island, Forenede Stater, O2920
    • South Carolina
      • Barnwell, South Carolina, Forenede Stater, 29812
    • Texas
      • Austin, Texas, Forenede Stater, 78705
      • Fort Worth, Texas, Forenede Stater, 76135
      • San Angelo, Texas, Forenede Stater, 76904
    • Utah
      • Orem, Utah, Forenede Stater, 84057
      • South Jordan, Utah, Forenede Stater, 84095
      • Springville, Utah, Forenede Stater, 84663

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

6 måneder til 9 år (Barn)

Tager imod sunde frivillige

Ja

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria :

All subjects:

  • Provision of Informed Consent Form signed by the subject's parent(s)/legal representative (and by an independent witness if required by local regulations). In addition, provision of Assent Form signed by subjects aged 7 to 9 years
  • Subject and parent/guardian are able to attend all scheduled visits and to comply with all trial procedures

Subjects aged 3 to 9 years:

  • Healthy children aged 3 to 9 years on the day of inclusion

Subjects aged 6 to 35 months:

  • Healthy infants and toddlers aged 6 to 35 months on the day of inclusion
  • Born at full term of pregnancy (≥ 37 weeks) and with a birth weight ≥ 2.5 kg

Exclusion Criteria :

  • Participation in another clinical trial investigating a vaccine, drug, medical device, or a medical procedure in the 4 weeks preceding the first trial vaccination
  • Planned participation in another clinical trial during the present trial period
  • Receipt of any vaccine in the 4 weeks preceding the trial vaccination
  • Planned receipt of any vaccine prior to the Day 42 blood sample
  • Receipt of blood or blood-derived products in the past 3 months which might interfere with the assessment of immune response
  • Known or suspected congenital or acquired immunodeficiency, immunosuppressive therapy such as anti-cancer chemotherapy or radiation therapy within the preceding 6 months, or long-term systemic corticosteroid therapy (prednisone or equivalent for more than 2 consecutive weeks within the past 3 months)
  • Self-reported seropositivity for Human Immunodeficiency Virus (HIV), Hepatitis B surface antigen, or Hepatitis C
  • Known systemic hypersensitivity to any of the vaccine components, or history of a life-threatening reaction to the vaccine(s) used in the trial or to a vaccine containing any of the same substances
  • Self reported thrombocytopenia contraindicating intramuscular (IM) vaccination
  • Bleeding disorder or receipt of anticoagulants in the 3 weeks preceding inclusion contraindicating IM vaccination
  • Deprived of freedom by an administrative or court order, or in an emergency setting, or hospitalized involuntarily
  • Chronic illness that in the opinion of the investigator, is at a stage where it might interfere with trial conduct or completion
  • Employees of the investigator or study center, with direct involvement in the proposed study or other studies under the direction of that investigator or study center, as well as family members of the employees or the investigator.
  • Any confirmed case of influenza (including swine-origin A/H1N1 Influenza) since March 2009
  • Personal or family history of Guillain-Barré syndrome
  • Active neoplastic disease or a history of any hematologic malignancy
  • Known seizure/epilepsy history and/or taking anti-seizure medication
  • Receipt of psychiatric drugs. Subjects receiving a single antidepressant drug and stable for at least 3 months prior to enrollment, without decompensating symptoms will be allowed to enroll in the study
  • Febrile illness (temperature ≥ 100.4°F [≥ 38.0°C]) or moderate or severe acute illness/infection (according to investigator judgment) on the day of vaccination

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Forebyggelse
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Firedobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: A/H1N1 Vaccine Group 1
Participants will receive A/H1N1 vaccine formulation 1
Biologisk: Monovalent Subvirion A/H1N1 Influenza vaccine
0.5 mL, Intramuscular Day 0 and Day 21 (3 to 9 years); 0.25 mL, Intramuscular on Day 0 and Day 21 (6 months to 35 Months)
Biologisk: Monovalent Subvirion A/H1N1 Influenza vaccine
0.5 mL, Intramuscular Day 0 and Day 21 (3 to 9 years); 0.25 mL, Intramuscular on day 0 and Day 21 (6 months to 35 Months)
Eksperimentel: A/H1N1 Vaccine Group 2
Participants will receive A/H1N1 vaccine formulation 2
Biologisk: Monovalent Subvirion A/H1N1 Influenza vaccine
0.5 mL, Intramuscular Day 0 and Day 21 (3 to 9 years); 0.25 mL, Intramuscular on Day 0 and Day 21 (6 months to 35 Months)
Biologisk: Monovalent Subvirion A/H1N1 Influenza vaccine
0.5 mL, Intramuscular Day 0 and Day 21 (3 to 9 years); 0.25 mL, Intramuscular on day 0 and Day 21 (6 months to 35 Months)
Placebo komparator: Placebo Group
Participants will receive a placebo vaccine
Biologisk: Normal saline solution (placebo)
0.5 mL, Intramuscular Day 0 and Day 21 (3 to 9 years); 0.25 mL, Intramuscular on day 0 and Day 21 (6 months to 35 Months)

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Number of Participants With Antibody Titers ≥ 10 1/Dilution (1/Dil) Against A/California (H1N1 Vaccine) Strain - Age 6 to 35 Months
Tidsramme: Pre-vaccination (Day 0) and 21 days post-vaccination
Pre- and post-vaccination antibody titers were determined by the hemagglutination inhibition (HAI) test.
Pre-vaccination (Day 0) and 21 days post-vaccination
Number of Participants With Antibody Titers ≥ 40 1/Dilution (1/Dil) Against A/California (H1N1 Vaccine) Strain - Age 6 to 35 Months
Tidsramme: Pre-vaccination (Day 0) and Day 21 post-vaccination
Seroprotection: Antibody titer of ≥ 40 1/dil. Antibody titers were determined by the hemagglutination inhibition (HAI) test.
Pre-vaccination (Day 0) and Day 21 post-vaccination
Geometric Mean Titers (GMT) of Antibodies Against A/California (H1N1 Vaccine) Strain - Age 6 to 35 Months
Tidsramme: Pre-vaccination (Day 0) and 21 days post-vaccination
Pre-vaccination and post-vaccination antibody titers were determined by the hemagglutination inhibition (HAI) test.
Pre-vaccination (Day 0) and 21 days post-vaccination
Number of Participants With Antibody Titers ≥ 10 1/Dilution (1/Dil) Against A/California (H1N1 Vaccine) Strain - Age 3 to 9 Years
Tidsramme: Pre-vaccination (Day 0) and 21 days post-vaccination
Pre-vaccination and post-vaccination antibody titers were determined by the hemagglutination inhibition (HAI) test.
Pre-vaccination (Day 0) and 21 days post-vaccination
Number of Participants With Antibody Titers ≥ 40 1/Dilution (1/Dil) Against A/California (H1N1 Vaccine) Strain - Age 3 to 9 Years
Tidsramme: Pre-vaccination (Day 0) and Day 21 post-vaccination
Seroprotection: Antibody titer ≥ 40 1/dil. Antibody titers were determined by the hemagglutination inhibition (HAI) test.
Pre-vaccination (Day 0) and Day 21 post-vaccination
Geometric Mean Titers (GMT) of Antibodies Against A/California (H1N1 Vaccine) Strain - Age 3 to 9 Years
Tidsramme: Pre-vaccination (Day 0) and Day 21 post-vaccination
Pre-vaccination and post-vaccination antibody titers were determined by the hemagglutination inhibition (HAI) test.
Pre-vaccination (Day 0) and Day 21 post-vaccination
Number of Participants With At Least One Solicited Injection Site or Systemic Reaction Following Vaccination - Age 6 to 23 Months
Tidsramme: Days 0 to 7 post-vaccination
Solicited Injection Site Reactions: Tenderness, erythema (redness), swelling, induration (hardening), ecchymosis (bruising). Solicited systemic reactions: Fever (temperature), vomiting, crying abnormal, drowsiness, appetite lost, irritability.
Days 0 to 7 post-vaccination
Number of Participants With At Least One Solicited Injection Site or Systemic Reaction Following Vaccination - Age 24 to 35 Months
Tidsramme: Days 0 to 7 post-vaccination
Solicited Injection Site Reactions: Pain, erythema (redness), swelling, induration (hardening), ecchymosis (bruising). Solicited systemic reactions: Fever (temperature), headache, malaise (feeling unwell), myalgia (muscle aches and pains), shivering.
Days 0 to 7 post-vaccination
Number of Participants With At Least One Solicited Injection Site or Systemic Reaction Following Vaccination - Age 3 to 9 Years
Tidsramme: Days 0 to 7 post vaccination
Solicited Injection Site Reactions: Pain, erythema (redness), swelling, induration (hardening), ecchymosis (bruising). Solicited systemic reactions: Fever (temperature), headache, malaise (feeling unwell), myalgia (muscle aches and pains), shivering.
Days 0 to 7 post vaccination

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Sanofi Pasteur, a Sanofi Company

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Generelle publikationer

Hjælpsomme links

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart

1. august 2009

Primær færdiggørelse (Faktiske)

1. marts 2010

Studieafslutning (Faktiske)

1. juni 2010

Datoer for studieregistrering

Først indsendt

3. august 2009

Først indsendt, der opfyldte QC-kriterier

4. august 2009

Først opslået (Skøn)

6. august 2009

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Skøn)

14. april 2016

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

12. april 2016

Sidst verificeret

1. april 2016

Mere information

Begreber relateret til denne undersøgelse

Nøgleord

Yderligere relevante MeSH-vilkår

Andre undersøgelses-id-numre

  • FUF15
  • UTN: U1111-1111-4713

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

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