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Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate vaccine and 7-valent Pneumococcal CRM197-conjugate vaccine

Phase 3

Neisseria Meningitidis (Bacterial Meningitis) | Vaccine | Infectious Disease |Pfizer, Inc.|Trials Updated: May 21, 2015

Success Probability

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Market & Valuation

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Trial Design

RandomizedACTIVE_CONTROLLEDDMC
Total Trials1
Total Enrollment330

FDA Designations

No designations recorded

Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate vaccine and 7-valent Pneumococcal CRM197-conjugate vaccine clinical trials

Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate vaccine and 7-valent Pneumococcal CRM197-conjugate vaccine · 1 trial · 2 indications

Phase 3 1
NCT00617760Safety and Immunogenicity Study of MenC-TT Vaccine (NeisVac-C) in Toddlers Previously Immunized With PCV7 (Prevenar®)Neisseria Meningitidis (Bacterial Meningitis)
COMPLETED330 Analytics
PHASE3COMPLETED
Safety and Immunogenicity Study of MenC-TT Vaccine (NeisVac-C) in Toddlers Previously Immunized With PCV7 (Prevenar®)
Neisseria Meningitidis (Bacterial Meningitis)Unlock trial analytics

Study Endpoints

Primary Endpoints

Number of subjects achieving PCV7-specific (elicited by each vaccine pneumococcal serotype) antibody concentrations of at least 0.2 mg/mL 1 month after a booster vaccination with PCV7
1 month after booster vaccination with PCV7
Number of subjects achieving sero-protective levels of meningococcal serogroup C (MenC) specific serum bactericidal activity (SBA), defined as titer >=1:8, 1 month after administration of MenC-TT vaccine
1 month after administration of MenC-TT vaccine
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
1EXPERIMENTALConcomitant administration of MenC-TT vaccine and PCV7, 170 subjects
2ACTIVE_COMPARATORPCV7 administration only, 85 subjects
3ACTIVE_COMPARATORMenC-TT vaccine only, 85 subjects

Interventions

NameTypeDescription
Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate (MenC-TT) vaccine and 7-valent Pneumococcal CRM197-conjugate vaccine (PCV7)BIOLOGICALMenC-TT vaccine (0.5 ml) to be administered in the left thigh muscle, PCV7 (0.5 ml) to be administered in the right thigh muscle
7-valent Pneumococcal CRM197-conjugate vaccine (PCV7)BIOLOGICALPCV7 (0.5 ml) to be administered in the right thigh muscle
Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate (MenC-TT)BIOLOGICALMenC-TT vaccine (0.5 ml) to be administered in the left thigh muscle
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Eligibility Criteria

Age Range12 Months to 18 Months
SexALL
Healthy VolunteersYes
Study Sites27

Inclusion Criteria: Male and female subjects will be eligible for participation in this study if: * they are toddlers, aged 12 to 18 months * they are clinically healthy (i.e. the physician would have no reservations vaccinating with a MenC conjugate vaccine, and/or PCV7 outside the scope of a cli...

Countries:Germany
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Frequently asked questions about Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate vaccine and 7-valent Pneumococcal CRM197-conjugate vaccine

What is the Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate vaccine and 7-valent Pneumococcal CRM197-conjugate vaccine?

It is a combination vaccine approach studied in toddlers, pairing a Group C meningococcal polysaccharide-tetanus toxoid conjugate vaccine with a 7-valent pneumococcal CRM197-conjugate vaccine. The study evaluated safety and immune response in children who had already been immunized with PCV7, targeting protection against Neisseria meningitidis and invasive pneumococcal disease.

What is the Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate vaccine and 7-valent Pneumococcal CRM197-conjugate vaccine used for?

It is used for immunization against Neisseria meningitidis, the bacterium that causes bacterial meningitis, in toddlers. The trial also covered invasive pneumococcal disease as a condition of interest. The vaccine combination was given to children 12 months and older who had previously received PCV7, with the goal of broadening protection against these bacterial infections.

Who makes the Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate vaccine and 7-valent Pneumococcal CRM197-conjugate vaccine?

Pfizer, Inc. is the developer of this vaccine combination, traded under the ticker PFE. Pfizer conducted the Phase 3 study evaluating the MenC-TT vaccine alongside the 7-valent pneumococcal CRM197-conjugate vaccine in toddlers. The company holds the development program for both components of this combination immunization approach.

What phase is the Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate vaccine and 7-valent Pneumococcal CRM197-conjugate vaccine in?

The vaccine combination is in Phase 3 development. One Phase 3 trial has been completed, with no active trials currently listed. The study enrolled 330 participants and was randomized and active-controlled, though not double-blind. It was conducted in Germany among healthy volunteers aged 12 months and older.

What clinical trials is the Group C Meningococcal Polysaccharide-Tetansu Toxoid Conjugate vaccine and 7-valent Pneumococcal CRM197-conjugate vaccine in?

The vaccine combination was studied in clinical trial NCT00617760, titled Safety and Immunogenicity Study of MenC-TT Vaccine (NeisVac-C) in Toddlers Previously Immunized With PCV7 (Prevenar). This Phase 3 trial enrolled 330 participants in Germany, was randomized and active-controlled, and has been completed. It included healthy volunteers aged 12 months and older.