Safety and Immunogenicity of A/H1N1-SOIV (Swine Flu) Vaccine With and Without Adjuvant in Children (3 to < 9 Years)
A Pivotal Randomized, Single-Blind, Dose-Finding Study to Evaluate Immunogenicity, Safety and Tolerability of Different Formulations of an Adjuvanted and Non-Adjuvanted Egg-Derived, Inactivated Novel Swine Origin A/H1N1 Monovalent Subunit Influenza Virus Vaccine in Healthy Pediatric Subjects 3 to < 9 Years of Age
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 2
- Phase 3
Contacts and Locations
Study Locations
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Tlalpan, Mexico, 14000
- Instituto Nacional de Ciencias
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California
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Downey, California, United States, 90241-4982
- Premier Health Research Center, LLC
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Madera, California, United States, 93637
- Madera Family Medical Group
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Paramount, California, United States, 90723
- Center for Clinical Trials, LLC
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Paramount, California, United States, 90723
- Center for Clincal Trials, LLC
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West Covina, California, United States, 91790
- Center for Clinical Trials of San Gabriel
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Colorado
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Thornton, Colorado, United States, 80233
- 1st International Research Centers
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Georgia
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Marietta, Georgia, United States, 30062
- Pediatrics and Adolescent Medicine
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Woodstock, Georgia, United States, 30189
- Pediatrics and Adolescent Medicine
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Illinois
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Dekalb, Illinois, United States, 60115
- Northern Illinois Research Associates
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Indiana
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New Albany, Indiana, United States, 47150
- Bluegrass Clinical Research, Inc.
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Kansas
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Arkansas City, Kansas, United States, 67005
- Heartland Research Associates LLC
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Newton, Kansas, United States, 67114
- Heartland Research Associates LLC
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Kentucky
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Louisville, Kentucky, United States, 40291
- Bluegrass Clinical Research, Inc (Brownsboro for drug shipment)
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Nebraska
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Omaha, Nebraska, United States, 68134
- Meridien Clinical Research
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Nevada
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Henderson, Nevada, United States, 89015
- Clinical Research Center of Nevada
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North Carolina
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Raleigh, North Carolina, United States, 27609
- Capital Pediatrics and Adolescent Ctr.
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Ohio
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Cleveland, Ohio, United States, 44121
- Dr. Senders and Associates, Pediatrics
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Franklin, Ohio, United States, 45005
- Prestige Clinical Research
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Oklahoma
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Oklahoma City, Oklahoma, United States, 73103
- IPS Research
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Oregon
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Beaverton, Oregon, United States, 97006
- The Portland Clinic LLP
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Pennsylvania
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Erie, Pennsylvania, United States, 16506
- Children's Health Care -West
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Greenville, Pennsylvania, United States, 16125
- UPMC/Community Medicine (pediatrics)
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Jefferson Hills, Pennsylvania, United States, 15025
- Pediatric Physicians Research, Inc.
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Pittsburgh, Pennsylvania, United States, 15220
- Pediatric Alliance - Greentree Division (pediatrics)
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Rhode Island
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Warwick, Rhode Island, United States, 02886
- Omega Clinical Research
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Tennessee
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Kingsport, Tennessee, United States, 37660
- Holston Medical Group
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Texas
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Dallas, Texas, United States, 75234
- Research Across America
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Houston, Texas, United States, 77055
- West Houston Clinical Research Service
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Tomball, Texas, United States, 77375
- Pediatric Healthcare of NW Houston
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Utah
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Salt Lake City, Utah, United States, 84121
- J. Lewis Research, Inc./Foothill Family Clinic South
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Salt Lake City, Utah, United States, 84109
- J.Lewis Research, Inc./Foothill Family Clinic
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Virginia
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Burke, Virginia, United States, 22015
- Pi-Coor Clinical Research
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Richmond, Virginia, United States, 23219
- Virginia Commonwealth University
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Washington
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Spokane, Washington, United States, 99202
- Rockwood Research Center
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Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Children 3 to < 9 years of age in good health as determined by medical history, physical assessment and clinical judgement of the investigator and without influenza within the past 6 months.
Exclusion Criteria:
- History of serious disease.
- History of serious reaction following administration of vaccine or hypersensitivity to vaccine components.
- Known or suspected impairment/alteration of immune function.
- Receipt or planned receipt of seasonal trivalent influenza vaccine within 1 week before or after each study vaccination.
For additional entry criteria, please refer to protocol.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Prevention
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Single
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
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Experimental: 3.75_(50)MF59
3.75 μg A/H1N1 antigen with 50% MF59 adjuvant administered on study day 1 and day 22
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MF59 adjuvanted with egg-derived A/H1N1 antigen.
MF59-eH1N1 vaccine is the same vaccine as A/H1N1-SOIV (Swine Origin A/H1N1 Influenza Virus).
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Experimental: 7.5_(0) MF59
7.5 μg A/H1N1 antigen without MF59 adjuvant administered on study day 1 and day 22
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MF59 adjuvanted with egg-derived A/H1N1 antigen.
MF59-eH1N1 vaccine is the same vaccine as A/H1N1-SOIV (Swine Origin A/H1N1 Influenza Virus).
|
|
Experimental: 7.5_(50) MF59
7.5 μg A/H1N1 antigen with 50% MF59 adjuvant administered on study day 1 and day 22
|
MF59 adjuvanted with egg-derived A/H1N1 antigen.
MF59-eH1N1 vaccine is the same vaccine as A/H1N1-SOIV (Swine Origin A/H1N1 Influenza Virus).
|
|
Experimental: 7.5_(100) MF59
7.5 μg A/H1N1 antigen with 100% MF59 adjuvant administered on study day 1 and day 22
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MF59 adjuvanted with egg-derived A/H1N1 antigen.
MF59-eH1N1 vaccine is the same vaccine as A/H1N1-SOIV (Swine Origin A/H1N1 Influenza Virus).
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Experimental: 15_(0) MF59
15 μg A/H1N1 antigen without MF59 adjuvant administered on study day 1 and day 22
|
MF59 adjuvanted with egg-derived A/H1N1 antigen.
MF59-eH1N1 vaccine is the same vaccine as A/H1N1-SOIV (Swine Origin A/H1N1 Influenza Virus).
|
|
Experimental: 15_(50)MF59
15 μg A/H1N1 antigen with 50% MF59 adjuvant administered on study day 1 and day 22
|
MF59 adjuvanted with egg-derived A/H1N1 antigen.
MF59-eH1N1 vaccine is the same vaccine as A/H1N1-SOIV (Swine Origin A/H1N1 Influenza Virus).
|
|
Experimental: 15_(100) MF59
15 μg A/H1N1 antigen with 100% MF59 adjuvant administered on study day 1 and day 22
|
MF59 adjuvanted with egg-derived A/H1N1 antigen.
MF59-eH1N1 vaccine is the same vaccine as A/H1N1-SOIV (Swine Origin A/H1N1 Influenza Virus).
|
|
Experimental: 30_(0) MF59
30 μg A/H1N1 antigen without MF59 adjuvant administered on study day 1 and day 22
|
MF59 adjuvanted with egg-derived A/H1N1 antigen.
MF59-eH1N1 vaccine is the same vaccine as A/H1N1-SOIV (Swine Origin A/H1N1 Influenza Virus).
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
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Antibody Responses According to the Hemagglutinin Inhibition (HI) Assay After the First and Second Vaccinations
Time Frame: Day 22, Day 29, Day 43, Day 202 and Day 387
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HI antibody assay (used to assess immune responses in subjects following vaccination) according to the Center for Biologics Evaluation and Research (CBER) guidance for <65 years of age: The lower bound of the two-sided 95% Confidence Interval (CI) for the percentages of subjects achieving seroconversion for HI antibody should be ≥ 40% and the lower bound of the two-sided 95% CI for the percentages of subjects achieving an HI antibody titer ≥ 1:40 should be ≥ 70%. Both criteria (seroconversion and HI antibody titer ≥ 40) had to be fulfilled to establish immunogenicity. PPS Day 1-29 analysis set: N= 143, 149, 149, 146, 147, 147, 144, and 144 for Groups A, B, C, D, E, F,G,and H respectively. PPS Day 1-202 analysis set: N= 82, 85, 84, 84, 86, 87, 82, and 79 for Groups A, B, C, D, E, F, G, and H respectively. PPS Day 1-387 analysis set: N= 55, 63, 61, 58, 61, 65, 59, and 63 for Groups A, B, C, D, E, F, G, and H respectively. |
Day 22, Day 29, Day 43, Day 202 and Day 387
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Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
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Geometric Mean Titer (GMT) After Each Vaccination by Vaccine Group
Time Frame: Day 22, Day 29, Day 43, Day 202 and Day 387
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Immunogenicity was measured in terms of GMTs After each vaccination by vaccine Group. PPS Day1-29 analysis set: N=143, 149, 149, 146, 147, 147, 144, and 144 for Groups A, B, C, D, E, F, G, and H respectively. PPS Day 1-202 analysis set. N= 82, 85, 84, 84, 86, 87, 82, and 79 for Groups A, B, C, D, E, F, G, and H respectively. |
Day 22, Day 29, Day 43, Day 202 and Day 387
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Antibody Responses With and Without Seasonal Influenza Vaccination for Year 2009 to 2010.
Time Frame: Day 22, Day 29, Day 43
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HI antibody assay (used to assess immune responses in subjects following vaccination) according to the Committee for Medicinal Products for Human Use (CHMP) guidance: in adults ages 18 to 60 years are:The percentage of subjects with seroconversion or significant increase in HI antibody is > 40%.The percentage of subjects achieving an HI titer ≥ 40 is > 70% and The GMR is > 2.5.
All 3 criteria (seroconversion/significant increase, HI antibody titer ≥ 40, and GMR) had to be fulfilled to establish immunogenicity.Subgroup analysis based on receipt of recent seasonal vaccination.
Comparison between subjects previously vaccinated versus not vaccinated with seasonal influenza vaccines.Subgroups without recent seasonal flu vaccine:PPS Day1, Day 1-22 and Day1-43 analysis set.
N= 141, 147, 150, 148, 146, 146, 150, and 146 for Groups A, B, C, D, E, F, G, and H respectively.
PPS Day 1-29 analysis set.
N= 132, 140, 143, 139, 138, 136, 139, and 138 for Groups A, B, C, D, E, F, G,and H respectively.
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Day 22, Day 29, Day 43
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Geometric Mean Titers (GMTs) With and Without Seasonal Influenza Vaccination for Year 2009 to 2010
Time Frame: Day 1, Day 22, Day 29, Day 43
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Immunogenicity was measured in terms of GMTs of Subgroups with receipt of recent seasonal vaccination. Comparison between subjects previously vaccinated versus not vaccinated with seasonal influenza vaccines Subgroups without recent seasonal flu vaccine: PPS Day 1, Day 1-22 and Day 1-43 analysis set. N= 141, 147, 150, 148, 146, 146, 150, and 146 for Groups A, B, C, D, E, F, G, and H respectively. PPS Day 1-29 analysis set. N= 132, 140, 143, 139, 138, 136, 139, and 138 for Groups A, B, C, D, E, F,G, and H respectively. Subgroups with recent seasonal flu vaccine:PPS Day 1-22 and Day 1-43 analysis set. N= 11, 9, 6, 8, 9, 11, 6, and 7 for Groups A, B, C, D, E, F, G,and H respectively. PPS Day 1-29 analysis set. N= 11, 9, 6, 7, 9, 11, 5, and 6 for Groups A, B, C, D, E, F, G, and H respectively |
Day 1, Day 22, Day 29, Day 43
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Antibody Response Based on Baseline Seropositivity
Time Frame: Day 22, Day 29 and Day 43
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Subgroup analysis based on Subjects with seropositivity (pre-vaccination HI antibody titer < 1:10 and prevaccination HI antibody titer ≥ 1:10) at baseline. Subgroups with baseline HI titer < 1:10: PPS Day 1-29 analysis set. N= 104, 116, 111, 107, 109, 113,120, and 103 for Groups A, B, C, D, E, F, G, and H respectively. Subgroups with baseline HI titer ≥ 1:10: PPS Day 1-29 analysis set. N= 39, 33, 38, 39, 38, 34, 24, and 41 for Groups A, B, C, D, E, F, G, and H respectively. |
Day 22, Day 29 and Day 43
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Geometric Mean Titers (GMTs) Based on Baseline Seropositivity
Time Frame: Day 1, Day 22, Day 29, Day 43
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Subgroup analysis based on Subjects with seropositivity (pre-vaccination HI antibody titer < 1:10 and prevaccination HI antibody titer ≥ 1:10) at baseline. Immunogenicity responses in subjects who are seropositive (A/H1N1 2009 HI titer ≥ 1:10) at Baseline [Day 1 (pre-vaccination)] as compared to those who are seronegative (HI titer < 1:10). |
Day 1, Day 22, Day 29, Day 43
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Number of Subjects Reporting Solicited Local and Systemic Symptoms After the First Vaccination
Time Frame: 7 days after first vaccination
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Solicited local and systemic reactions were assessed after the first vaccination by vaccine group.
Source Vocabulary Name: MedDRA (13.1).
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7 days after first vaccination
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Number of Subjects Reporting Solicited Local and Systemic Symptoms After the Second Vaccination
Time Frame: 7 days after second vaccination
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Solicited local and systemic reactions were assessed after the second vaccination by vaccine group.Source Vocabulary Name: MedDRA (13.1)
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7 days after second vaccination
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Number of Participants Reporting Unsolicited Adverse Events (AEs)
Time Frame: Safety monitoring periods were the Primary Period: Day 1 (1st vaccination) through ≤21 days post second vaccination, and the Follow-up Period: >21 Days post second vaccination to 12 months after second vaccination
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Safety was measured in terms of the Number of Participants Reporting Unsolicited AEs.
Source Vocabulary Name: MedDRA (13.1)
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Safety monitoring periods were the Primary Period: Day 1 (1st vaccination) through ≤21 days post second vaccination, and the Follow-up Period: >21 Days post second vaccination to 12 months after second vaccination
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Collaborators and Investigators
Sponsor
Sponsor
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- V112_02
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