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Hib-MenCY-TT

Phase 3

Neisseria Meningitidis | Monoclonal antibody | Infectious Disease |GSK plc|Last Updated: Sep 14, 2018

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Trial Design

RandomizedACTIVE_CONTROLLED
Total Trials1
Total Enrollment600

FDA Designations

No designations recorded

Clinical trial landscape

Hib-MenCY-TT · 1 trial · 2 indications

Phase 3 1
NCT01978093Immunogenicity, Safety and Reactogenicity Study of GlaxoSmithKline (GSK) Biologicals' Hib-MenCY-TT (MenHibrix®) Vaccine Compared to Merck & Co, Inc. PedvaxHIB Vaccine in Healthy Infants and Toddlers 12 to 15 Months of AgeNeisseria Meningitidis
COMPLETED600 Analytics
PHASE3COMPLETED
Immunogenicity, Safety and Reactogenicity Study of GlaxoSmithKline (GSK) Biologicals' Hib-MenCY-TT (MenHibrix®) Vaccine Compared to Merck & Co, Inc. PedvaxHIB Vaccine in Healthy Infants and Toddlers 12 to 15 Months of Age
Neisseria MeningitidisUnlock trial analytics

Study Endpoints

Primary Endpoints

Percentage of Subjects With Anti-Polyribosylribitol Phosphate (Anti-PRP) Antibody Concentrations Greater Than or Equal to (≥) 1.0 µg/mL
1 month after the fourth dose for HibCY Group and 1 month after third dose for PedHIB Group [Month (M) 11-14]

Percentage of subjects with Anti-PRP antibody concentrations≥1.0 µg/mL were assessed. Analysis of Immunogenicity is performed on blood sample (BS) sub-cohorts. Assignment to a BS sub-cohort depends on the date of enrolment of the subject: BS sub-cohort for the first 200 , for the next 200 subjects or for the last 200 subjects. Within each BS sub-cohort subjects have been randomized 1:1 to either HibCY or PedHIB groups.As per an hierarchical procedure, the primary objective about Anti-PRP will first need to be met to be able to conclude on any other primary objective, and within each subsequent arm, the first primary objective will have to be reached to conclude on the second primary objective of that Epoch.

Anti-rotavirus Serum Immunoglobulin A (IgA) Geometric Mean Concentrations (GMCs).
2 months post-dose 2 of Rotarix (Month 4)

Anti-rotavirus serum IgA was assessed by ELISA, tabulated as GMCs and expressed in Units per mililiter (U/mL).Analysis of Immunogenicity is performed on blood sample (BS) sub-cohorts. Assignment to a BS sub-cohort depends on the date of enrolment of the subject: BS sub-cohort for the first 200 , for the next 200 subjects or for the last 200 subjects. Within each BS sub-cohort subjects have been randomized 1:1 to either HibCY or PedHIB groups.As per a hierarchical procedure, the primary objective about Anti-PRP will first need to be met to be able to conclude on any other primary objective, and within each subsequent arm, the first primary objective will have to be reached to conclude on the second primary objective of that Epoch

Anti-Streptococcus (S) Pneumoniae GMCs
1 month post-dose 3 of Prevnar 13 (Month 5)

Antibody concentrations against S. pneumoniae serotypes 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F were assessed by ELISA, tabulated as GMCs and expressed in µg/mL. Analysis of Immunogenicity is performed on blood sample (BS) sub-cohorts.Assignment to a BS sub-cohort depends on the date of enrolment of the subject: BS sub-cohort for the first 200 , for the next 200 subjects or for the last 200 subjects. Within each BS sub-cohort subjects have been randomized 1:1 to either HibCY or PedHIB groups.As per an hierarchical procedure, the primary objective about Anti-PRP will first need to be met to be able to conclude on any other primary objective, and within each subsequent arm, the first primary objective will have to be reached to conclude on the second primary objective of that Epoch.

Percentage of Subjects With Anti-Hepatitis A (Anti-Havrix) Antibody Concentrations ≥ 15mIU/mL
1 month post-dose 2 of Havrix (Month 17-20)

Percentage of subjects with Anti-Havrix (Anti-HAV) antibody concentrations was assessed. The cut-off value is ≥15 mIU/mL. Analysis of Immunogenicity is performed on blood sample (BS) sub-cohorts.Assignment to a BS sub-cohort depends on the date of enrolment of the subject: BS sub-cohort for the first 200 , for the next 200 subjects or for the last 200 subjects. Within each BS sub-cohort subjects have been randomized 1:1 to either HibCY or PedHIB groups.As per an hierarchical procedure, the primary objective about Anti-PRP will first need to be met to be able to conclude on any other primary objective, and within each subsequent arm, the first primary objective will have to be reached to conclude on the second primary objective of that Epoch

Anti-S. Pneumoniae GMCs
1 month post-dose 4 of Prevnar 13 (Month 11-14)

Antibody concentrations against S. pneumoniae serotypes 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F were assessed by ELISA, tabulated as GMCs and expressed in µg/mL. Analysis of Immunogenicity is performed on blood sample (BS) sub-cohorts.Assignment to a BS sub-cohort depends on the date of enrolment of the subject: BS sub-cohort for the first 200 , for the next 200 subjects or for the last 200 subjects. Within each BS sub-cohort subjects have been randomized 1:1 to either HibCY or PedHIB groups.As per an hierarchical procedure, the primary objective about Anti-PRP will first need to be met to be able to conclude on any other primary objective, and within each subsequent arm, the first primary objective will have to be reached to conclude on the second primary objective of that Epoch

Secondary Endpoints

Percentage of Subjects With Anti-PRP Antibody Concentrations ≥0.15 µg/mL.
2 months post-dose 2 [PedHib Group only (Month 4)], 1 month post-dose 3 (Month 5 for HibCY group and Months 11-14 for PedHib Group) and 1 month post-dose 4 [HibCY Group only (Month 11-14)]
Anti-PRP GMCs≥ 0.15 µg/mL.
2 months post-dose 2 [PedHib Group only (Month 4)], 1 month post-dose 3 (Month 5 for HibCY group and Month 11-14 for PedHib Group) and 1 month post-dose 4 [HibCY Group only (Month 11-14)]
Percentage of Subjects With Anti-PRP Antibody Concentrations ≥1.0 µg/mL
2 months post-dose 2 [PedHib group only (Month 4)] and 1 month postdose 3 [HibCY group only (Month 5)].
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
HibCY GroupEXPERIMENTALSubjects received 4 doses of Hib-MenCY-TT (MenHibrix®) vaccine at Day 0, Month 2, Month 4 and Month 10-13 , 3 doses of Pediarix® vaccine at Day 0, Month 2 and Month 4, 2 doses of Rotarix® vaccine at Day 0 and Month 2, 4 doses of Prevnar 13® vaccine at Day 0 and Month 2, Month 4 and Month 10-13 and 2 doses of Havrix® vaccine at Month 10-13 and Month 16-19.
PedHIB GroupACTIVE_COMPARATORSubjects received 3 doses of PedvaxHIB® vaccine at Day 0, Month 2 and Month 10-13, 3 doses of Pediarix® vaccine at Day 0, Month 2 and Month 4, 2 doses of Rotarix® vaccine at Day 0 and Month 2, 4 doses of Prevnar 13® vaccine at Day 0 and Month 2, Month 4 and Month 10-13 and 2 doses of Havrix® vaccine at Month 10-13 and Month 16-19.

Interventions

NameTypeDescription
Hib-MenCY-TT (MenHibrix®)BIOLOGICAL4 doses administered intramuscularly (IM) in the right upper anterolateral thigh at Day 0, Month 2, Month 4 and Month 10-13 in the HibCY Group.
Pediarix®BIOLOGICAL3 doses administered IM in the left upper anterolateral thigh at Day 0, Month 2 and Month 4. 2 doses administered IM in the left upper anterolateral thigh at Day 0 and Month 2 and 1 dose administered IM in the right upper anterolateral thigh at Month 4 in the PedHIB Group.
Rotarix®BIOLOGICAL2 doses administered orally at Day 0 and Month 2 each in the HibCY Group and PedHIB Group.
Prevnar 13®BIOLOGICAL4 doses administered IM in the left lower anterolateral thigh at Day 0, Month 2, Month 4 and Month 10-13 each in the HibCY Group and PedHIB Group.
PedvaxHIB®BIOLOGICAL3 doses administered IM in the right upper anterolateral thigh at Day 0, Month 2 and Month 10-13 in the PedHIB Group.
Havrix®BIOLOGICAL2 doses administered IM in the left upper anterolateral thigh at Month 10-13 and Month 16-19 each in the HibCY Group and PedHIB Group.
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Eligibility Criteria

Age Range6 Weeks to 12 Weeks
SexALL
Healthy VolunteersYes
Study Sites26

Inclusion Criteria: * Subjects' parent(s)/Legally Acceptable Representative(s) \[LAR(s)\] who, in the opinion of the investigator, can and will comply, with the requirements of the protocol. * A male or female between, and including, 6 and 12 weeks of age at the time of the first vaccination. * Wri...

Countries:United States
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Frequently asked questions about Hib-MenCY-TT

What is Hib-MenCY-TT used for?

Hib-MenCY-TT is an investigational vaccine being developed for the prevention of diseases caused by Neisseria Meningitidis and Haemophilus Influenzae Type b. It is designed for use in infants and toddlers, with clinical trials enrolling healthy participants as young as 6 weeks of age.

What does Hib-MenCY-TT target?

Hib-MenCY-TT targets two bacterial pathogens: Neisseria Meningitidis, which causes meningococcal disease, and Haemophilus Influenzae Type b, which causes severe bacterial infections including meningitis. The vaccine combines antigens from both organisms to elicit an immune response.

Who makes Hib-MenCY-TT?

Hib-MenCY-TT is being developed by GSK plc, a global biopharma company listed on the stock exchange under the ticker GSK. GSK Biologicals conducted the clinical trials for this vaccine candidate.

What phase is Hib-MenCY-TT in?

Hib-MenCY-TT is in Phase 3 clinical development. It has completed two Phase 2 trials and one Phase 3 trial, all of which are finished. The drug remains investigational and has not been approved by regulatory authorities.

What clinical trials is Hib-MenCY-TT in?

Hib-MenCY-TT has been studied in three completed trials: NCT00127855, a Phase 2 dose-ranging study in Australia with 409 participants; NCT00129116, a Phase 2 formulation comparison in Belgium and Germany with 388 participants; and NCT01978093, a Phase 3 trial in the United States with 600 participants comparing it to PedvaxHIB.

Is Hib-MenCY-TT the same as MenHibrix?

Yes, Hib-MenCY-TT is also known as MenHibrix. The Phase 3 trial NCT01978093 explicitly refers to the vaccine as MenHibrix, indicating that these names are used interchangeably for the same vaccine candidate.