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Mencevax

Phase 3

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

Mencevax development status

Highest phase Phase 3
Registered trials 1 across 1 sponsor since Aug 2007

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

Mencevax clinical trials

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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Frequently asked questions about Mencevax

What is Mencevax used for?

Mencevax is a meningococcal vaccine developed for the prevention of meningococcal infections. It has been studied in children aged 2 to 10 years. In its Phase 3 trial, Mencevax was used as the active comparator against which another meningococcal vaccine candidate was assessed for non-inferiority.

Who makes Mencevax?

Mencevax is developed by GSK plc, which trades under the ticker GSK. GSK conducted the Phase 3 study of Mencevax as a comparator vaccine in a pediatric meningococcal immunization trial.

What phase is Mencevax in?

Mencevax has been evaluated in a Phase 3 clinical trial. That trial, NCT00514904, is completed. The study enrolled 1,504 participants and was an active-controlled, randomized trial without double blinding, conducted in India, Lebanon, the Philippines, and Saudi Arabia.

What clinical trials is Mencevax in?

Mencevax was studied in the Phase 3 trial NCT00514904, titled Non-Inferiority of Meningococcal Vaccine GSK134612 Versus Mencevax in 2-10 Year Old Subjects. The trial is completed, enrolled 1,504 healthy volunteers aged 2 years and older, and took place across India, Lebanon, the Philippines, and Saudi Arabia.

What was Mencevax compared against in its clinical trial?

In NCT00514904, Mencevax served as the active control against which the meningococcal vaccine GSK134612 was tested for non-inferiority. The Phase 3 study enrolled 1,504 children aged 2 to 10 years across India, Lebanon, the Philippines, and Saudi Arabia, and it is now completed.