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Tritanrix- HepB

Phase 3

Infections, Meningococcal | Monoclonal antibody | Other |GSK plc|Last Updated: Jun 6, 2018

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedACTIVE_CONTROLLED
Total Trials2
Total Enrollment464
FDA Designations
No designations recorded
Clinical Trials (2)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT00317109Study to Asses DTPw-HBV/Hib at 15-18 Months (m) and Mencevax™ ACW at 24 to 30 m in Primed SubjectsPHASE3 COMPLETED 168Apr 19, 2006May 17, 2007Jun 6, 20183 South Africa
NCT00291343Immune Response & Safety of GSK Biologicals' Mencevax™ ACWY in Subjects Primed in the DTPW-HBV=HIB-MENAC-TT-011 StudyPHASE3 COMPLETED 296Feb 1, 2006Mar 15, 2007Jun 6, 20182 Philippines
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Study Endpoints
Primary Endpoints
Number of Subjects With Serum Bactericidal Assay Against N. Meningitidis Serogroups A, C Using Rabbit Complement (rSBA-MenA,C) Antibodies
At one month post vaccination with Mencevax™ ACW vaccine (Month 25-31)

Pre-defined assay cut-off values for assessed titers were greater than or equal to (≥) 1:128.

Number of Subjects With Serum Bactericidal Activity Against Neisseria Meningitidis Serogroups A, C (rSBA-MenA, C) Using Rabbit Complement Antibodies
1 month after Mencevax ACWY vaccination (at 25 to 31 months of age).

Antibody cut-offs were higher than or equal to (≥) 1:128

Secondary Endpoints
Number of Subjects With rSBA-MenA,C, W-135 Antibody Titers ≥ Predefined Cut-offs
Prior to (Months 24-30) & one month after the administration of the Mencevax™ ACW vaccine (Months 25-31)
Anti-rSBA-MenA, C, W-135 Antibody Titers
Prior to (Months 24-30) & one month after the administration of the Mencevax™ ACW vaccine (Months 25-31)
Number of Subjects With Anti-polysaccharide A (Anti-PSA) and C (Anti-PSC) Antibody Concentrations Above Predefined Cut-off Values
Prior to (Months 24-30) & one month after the administration of the Mencevax™ ACW vaccine (Months 25-31)
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Study Design & Arms
AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposePREVENTION
Treatment Arms
ArmTypeDescription
AC primed GroupEXPERIMENTAL -
AC unprimed GroupACTIVE_COMPARATOR -
TRITANRIX™-HEPB/HIB-MENAC +MENCEVAX™ ACWY GROUPEXPERIMENTALSubjects previously primed with 3 doses of Tritanrix™-HepB/Hib-MenAC vaccine in study NCT00290303, were administered in the current study one booster dose of Tritanrix™-HepB/Hiberix™, intramuscularly in the left anterolateral thigh, at 15-24 months of age and one booster dose of Mencevax™ ACWY by subcutaneous injection in the upper region of the left arm, at 24-30 months of age.
TRITANRIX™-HEPB/HIBERIX™+MENCEVAX™ ACWY GROUPACTIVE_COMPARATORSubjects previously primed with 3 doses Tritanrix™-HepB/Hiberix™ vaccine in study NCT00290303, were administered in the current study one booster dose of Tritanrix™-HepB/Hiberix™, intramuscularly in the left anterolateral thigh, at 15-24 months of age and one dose of Mencevax™ ACWY by subcutaneous injection in the upper region of the left arm, at 24-30 months of age.
Interventions
NameTypeDescription
Tritanrix™- HepBBIOLOGICALOne intramuscular dose during the booster vaccination study in subjects aged 15 to 18 months
Hiberix™BIOLOGICALOne intramuscular dose during the booster vaccination study in subjects aged 15 to 18 months
Mencevax™ ACWBIOLOGICALOne subcutaneous dose during the booster vaccination study in subjects aged 24 to 30 months
Mencevax™ ACWYBIOLOGICALOne full subcutaneous dose in subjects aged 24 to 30 months or 1/5th of a dose intramuscular in subjects aged 30 to 36 months
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Eligibility Criteria
Age Range15 Months — 18 Months
SexALL
Healthy VolunteersYes
Study Sites3

Inclusion Criteria: * Subjects who the investigator believes that their parents/guardians can and will comply with the requirements of the protocol. * A male or female between, and including, 15 and 18 months of age at the time of vaccination. * Written informed consent obtained from the parent or ...

Countries:South AfricaPhilippines
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