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Infanrix Penta

Phase 3

Neisseria Meningitidis | Monoclonal antibody | Infectious Disease |GSK plc|Last Updated: Oct 20, 2016

Success Probability

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Trial Design

RandomizedACTIVE_CONTROLLED
Total Trials1
Total Enrollment709

FDA Designations

No designations recorded

Clinical trial landscape

Infanrix Penta · 2 trials · 2 indications

Phase 3 2
NCT00322335Long-term Persistence Study to Assess a Booster Dose of GSK Biologicals' Hib-MenCHaemophilus Influenzae Type b
COMPLETED230 Analytics
NCT00327184Primary & Booster Study in Infants to Demonstrate Non-inferiority, Persistence & Immunogenicity of Hib-MenC VaccineNeisseria Meningitidis
COMPLETED709 Analytics
PHASE3COMPLETED
Long-term Persistence Study to Assess a Booster Dose of GSK Biologicals' Hib-MenC
Haemophilus Influenzae Type bUnlock trial analytics
PHASE3COMPLETED
Primary & Booster Study in Infants to Demonstrate Non-inferiority, Persistence & Immunogenicity of Hib-MenC Vaccine
Neisseria MeningitidisUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Subjects With Meningococcal Serogroup C Serum Bactericidal Assay Using Rabbit Complement (rSBA-MenC) Titers Equal to or Above Cut-off Value of 1:8
18, 30, 42, 54 and 66 months after booster dose (day 0)

The cut-off value for the rSBA-MenC titers was equal to or above 1:8. 0 has been put as an arbitrary value for Month 18 in the Infanrix Hexa/Meningitec Group, as it was not addressed for reasons explained in the participant flow section.

Number of Subjects With Meningococcal Serogroup C Serum Bactericidal Assay Using Rabbit Complement (rSBA-MenC) Titers Equal to or Above Cut-off Value of 1:32
18, 30, 42, 54 and 66 months after booster dose (day 0)

The cut-off value for the rSBA-MenC titers was equal to or above 1:32. 0 has been put as an arbitrary value for Month 18 in the Infanrix Hexa/Meningitec Group, as it was not addressed for reasons explained in the participant flow section.

Number of Subjects With Meningococcal Serogroup C Serum Bactericidal Assay Using Rabbit Complement (rSBA-MenC) Titers Equal to or Above Cut-off Value of 1:128
18, 30, 42, 54 and 66 months after booster dose (day 0)

The cut-off value for the rSBA-MenC titers was equal to or above 1:128. 0 has been put as an arbitrary value for Month 18 in the Infanrix Hexa/Meningitec Group, as it was not addressed for reasons explained in the participant flow section.

rSBA-MenC Titers
18, 30, 42, 54 and 66 months after booster dose (day 0)

Titers are expressed as Geometric Mean Titers (GMTs). 0 has been put as an arbitrary value for Month 18 in the Infanrix Hexa/Meningitec Group, as it was not addressed for reasons explained in the participant flow section.

Number of Subjects With Anti-polyribosylribitol Phosphate (Anti-PRP) Concentrations Equal to or Above Cut-off Value of 0.15 µg/mL (Microgram Per Milliliter)
18, 30, 42, 54 and 66 months after the booster dose (day 0)

The cut-off value was an anti-PRP concentration equal to or above 0.15 µg/mL (microgram per milliliter).

Number of Subjects With Anti-polyribosylribitol Phosphate (Anti-PRP) Concentrations Equal to or Above Cut-off Value of 1.0 µg/mL (Microgram Per Milliliter)
18, 30, 42, 54 and 66 months after the booster dose (day 0)

The cut-off value was an anti-PRP concentration equal to or above 1.0 µg/mL (microgram per milliliter).

Anti-PRP Concentrations
18, 30, 42, 54 and 66 months after the booster dose (day 0)

Concentrations are expressed as Geometric Mean Concentrations (GMCs) in µg/mL (microgram per milliliter).

Number of Subjects With Anti-polysaccharide C (Anti-PSC) Concentrations Equal to or Above Cut-off Value of 0.3 µg/mL (Microgram Per Milliliter)
18, 30, 42, 54 and 66 months after the booster dose (day 0)

The cut-off value was an anti-PSC concentration equal to or above 0.3 µg/mL (microgram per milliliter). 0 has been put as an arbitrary value for Month 18 in the Infanrix Hexa/Meningitec Group, as it was not addressed for reasons explained in the participant flow section.

Number of Subjects With Anti-polysaccharide C (Anti-PSC) Concentrations Equal to or Above Cut-off Value of 2.0 µg/mL (Microgram Per Milliliter)
18, 30, 42, 54 and 66 months after the booster dose (day 0)

The cut-off value was an anti-PSC concentration equal to or above 2.0 µg/mL (microgram per milliliter). 0 has been put as an arbitrary value for Month 18 in the Infanrix Hexa/Meningitec Group, as it was not addressed for reasons explained in the participant flow section.

Anti-PSC Concentrations
18, 30, 42, 54 and 66 months after the booster dose (day 0)

Concentrations for anti-PSC antibody were expressed as GMCs.

Number of Subjects With Serious Adverse Events
From last study contact of the booster study (NCT00323050) to Month 66 after booster dose (day 0)

Serious adverse events assessed include medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization, result in disability/incapacity or are a congenital anomaly/birth defect in the offspring of a study subject.

SBA-MenC titre
One month after the second dose of the Primary Vaccination Phase.
Anti-PRP concentration
One month after the second dose of the Primary Vaccination Phase

Secondary Endpoints

SBA-MenC titres
One month after the second dose of the Primary Vaccination Phase; prior to and one month after the Booster Vaccination
Anti-PRP concentrations
One month after the second dose of the Primary Vaccination Phase; prior to and one month after the Booster Vaccination
Anti-PSC concentrations
One month after the second dose of the Primary Vaccination Phase; prior to and one month after the Booster Vaccination.
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
Menitorix/Pediarix GroupEXPERIMENTALSubjects were primed with 3 doses of Pediarix™ co-administered intramuscularly with Menitorix™ in the right and left thigh respectively in the primary study (NCT00352963) at 2, 4 and 6 months of age. This was followed by a booster dose of Menitorix™ administered intramuscularly in the left thigh between 13 and 14 months of age in study NCT00323050. No vaccines were administered during this long-term persistence phase of the study.
Infanrix hexa (or IPV/Hib)/NeisVac-C/Engerix-B/Menitorix GroupACTIVE_COMPARATORSubjects were either primed in the primary study (NCT00352963) with 3 doses of Infanrix™ hexa administered intramuscularly in the right thigh at 2, 4 and 6 months of age and 2 doses of NeisVac-C™ administered intramuscularly in the left thigh at 2 and 4 months of age or with Engerix-B at birth intramuscularly in the right thigh, Infanrix™ hexa intramusculary in the right thigh at 2 and 6 months of age and NeisVac-C™ intramuscularly in the left thigh at 2 and 4 months of age, Infanrix™ IPV/Hib was administered intramuscularly in the right thigh at 4 months of age. All subjects were boosted with Menitorix™ administered intramuscularly in the left thigh between 13 and 14 months of age in study NCT00323050. No vaccines were administered during this long-term persistence phase of the study.
Infanrix hexa/Meningitec GroupACTIVE_COMPARATORSubjects were primed with Infanrix™ hexa co-administered intramuscularly with Meningitec™ in the right and left thigh respectively at 2, 4 and 6 months of age during the primary study (NCT00352963), followed by a booster dose of Infanrix™ hexa intramuscularly in the right thigh between 13 and 14 months of age in study (NCT00323050). No vaccines were administered during this long-term persistence phase of the study.
Group Hib-MenCEXPERIMENTALSubjects receive 2 primary vaccination doses at 3 and 5 months of age and a booster dose at 11 months of age of Hib-MenC + Infanrix™ penta vaccines.
Group NeisVac-CACTIVE_COMPARATORSubjects receive 2 primary vaccination doses at 3 and 5 months of age and a booster dose at 11 months of age of NeisVac-C™ + Infanrix™ hexa vaccines.

Interventions

NameTypeDescription
Haemophilus influenzae type b- and meningococcal (vaccine)BIOLOGICALIntramuscular injection into the thigh as primary vaccination at 2, 4 and 6 months of age (group HibMenC) and as booster dose at 14 months of age (groups HibMenC and group NeisPoo).
Infanrix™ pentaBIOLOGICALIntramuscular injection into the thigh as primary vaccination at 2, 4 and 6 months of age
Infanrix™ hexaBIOLOGICALIntramuscular injection into the thigh as primary vaccination at 2, 4 and/or 6 months of age (groups NeisPoo and MenCCRM) and/or as booster dose at 14 months of age (group MenCCRM).
Engerix-BBIOLOGICALIntramuscular injection into the thigh as a birth dose
NeisVac-C™BIOLOGICALIntramuscular injection into the thigh as primary vaccination at 2 and 4 months of age.
Infanrix™ IPV/HIBBIOLOGICALIntramuscular injection into the thigh as primary vaccination at 4 months of age
Meningitec™BIOLOGICALIntramuscular injection into the thigh as primary vaccination at 2, 4 and 6 months of age
Haemophilus influenzae type b- and meningococcal serogroup C (vaccine)BIOLOGICALTwo primary vaccination doses at 3 and 5 months of age and a booster dose at 11 months of age.
Infanrix PentaBIOLOGICALTwo primary vaccination doses at 3 and 5 months of age and a booster dose at 11 months of age.
Infanrix hexaBIOLOGICALTwo primary vaccination doses at 3 and 5 months of age and a booster dose at 11 months of age
Neis-Vac-CBIOLOGICALTwo primary vaccination doses at 3 and 5 months of age and a booster dose at 11 months of age
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Eligibility Criteria

Age Range31 Months to 33 Months
SexALL
Healthy VolunteersYes
Study Sites12

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 in their third year of life at the time of the study initiation for the subjects who enter the study at Visit 1. The subjects who e...

Countries:SpainFinlandItaly
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Frequently asked questions about Infanrix Penta

What is Infanrix Penta used for?

Infanrix Penta is a vaccine being studied for use against Neisseria meningitidis and Haemophilus influenzae type b, two bacteria that cause serious infectious diseases. It is being developed as a combination vaccine to help prevent these infections, particularly in infants and young children.

Who makes Infanrix Penta?

Infanrix Penta is being developed by GSK plc, a global biopharma company listed on the stock exchange under the ticker GSK. GSK is conducting clinical trials to evaluate the vaccine's safety and effectiveness.

What phase is Infanrix Penta in?

Infanrix Penta is currently in Phase 3 clinical development. It is an investigational vaccine, meaning it has not yet been approved by regulatory authorities. The Phase 3 trials are designed to assess its immunogenicity and safety in the target population.

What clinical trials is Infanrix Penta in?

Infanrix Penta has been studied in two completed Phase 3 clinical trials. One trial, NCT00322335, assessed a booster dose in 230 participants in Spain. The other, NCT00327184, evaluated primary and booster vaccination in 709 infants in Finland and Italy.

Is Infanrix Penta the same as Hib-MenC?

Yes, Infanrix Penta is also known as Hib-MenC, referring to its components against Haemophilus influenzae type b and Neisseria meningitidis. The clinical trials listed under Infanrix Penta use the Hib-MenC name in their titles, indicating they refer to the same vaccine candidate.

What does Infanrix Penta target?

Infanrix Penta targets two bacterial pathogens: Neisseria meningitidis, which can cause meningococcal disease, and Haemophilus influenzae type b, which can cause severe infections like meningitis and pneumonia. The vaccine is designed to elicit an immune response against these bacteria.