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Mencevax

Phase 3

Infections, Meningococcal | Monoclonal antibody | Infectious Disease |GSK plc|Last Updated: Oct 27, 2020

Success Probability

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Market & Valuation

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Trial Design

RandomizedACTIVE_CONTROLLED
Total Trials1
Total Enrollment1,504

FDA Designations

No designations recorded

Clinical trial landscape

Mencevax · 1 trial · 2 indications

Phase 3 1
NCT00514904Non-Inferiority of Meningococcal Vaccine GSK134612 Versus Mencevax™ in 2-10 Year Old SubjectsInfections, Meningococcal
COMPLETED1,504 Analytics
PHASE3COMPLETED
Non-Inferiority of Meningococcal Vaccine GSK134612 Versus Mencevax™ in 2-10 Year Old Subjects
Infections, MeningococcalUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Subjects With Vaccine Response to N. Meningitidis Serogroups A (MenA), MenC, MenY and MenW-135
One month after vaccination (Post-vaccination, study Month 1)

Vaccine response was defined as an rSBA titer of at least 1:32 in subjects initially seronegative (\< 1:8) and as 4-fold increase in titer from pre- to post-vaccination in subjects initially seropositive (≥ 1:8).

Number of Subjects With Grade 3 General Symptoms (Solicited and Unsolicited)
During the 4-day (Days 0-3) post-vaccination period

Grade 3 symptom was defined as symptom that prevented normal, everyday activities.

Secondary Endpoints

Number of Subjects With rSBA-MenA, rSBA-MenC, rSBA-MenW-135 and rSBA-MenY) Titers Greater Than or Equal (≥) to the Cut-off Values
Pre vaccination (Month 0) and post vaccination (Month 1)
rSBA-MenA, rSBA-MenC, rSBA-MenW-135 and rSBA-MenY Antibody Titers
Pre vaccination (Month 0) and post vaccination (Month 1)
Number of Subjects With Anti-tetanus Toxoid (Anti-TT) Concentrations Greater Than or Equal to (≥) the Cut-off Values
Pre vaccination (Month 0) and post vaccination (Month 1)
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
Nimenrix GroupEXPERIMENTALSubjects received 1 dose of Nimenrix vaccine at Month 0. Nimenrix vaccine was administered intramuscularly into the deltoid region of the non-dominant arm.
Mencevax ACWY GroupACTIVE_COMPARATORSubjects received 1 dose of Mencevax ACWY vaccine at Month 0. Mencevax ACWY vaccine was administered subcutaneously into the upper region of the non-dominant arm.

Interventions

NameTypeDescription
NimenrixBIOLOGICALSingle dose, intramuscular injection
MencevaxBIOLOGICALSingle dose, subcutaneous injection
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Eligibility Criteria

Age Range2 Years to 10 Years
SexALL
Healthy VolunteersYes
Study Sites7

Inclusion Criteria: * Subjects who the investigator believes that their parents or guardians can and will comply with the requirements of the protocol. * A male or female between, and including, 2 and 10 years of age at the time of vaccination. * Written informed consent obtained from the parent or...

Countries:IndiaLebanonPhilippinesSaudi Arabia
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