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GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049

Phase 2

Malaria | Vaccine | Infectious Disease |GSK plc|Trials Updated: Feb 19, 2018

GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049 development status

Highest phase Phase 2
Registered trials 3 across 1 sponsor since Mar 2006

GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049 target and mechanism

ModalityVaccine

Also known as RTS, S vaccine

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindACTIVE_CONTROLLED
Total Trials3
Total Enrollment2,457

FDA Designations

No designations recorded

GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049 clinical trials

GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049 · 3 trials · 1 indication

Phase 2 3
NCT00360230Partially-blind (Observer-blind) Study of Safety and Immunogenicity of Two Malaria Vaccines in Ghanaian ChildrenMalaria
COMPLETED540 Analytics
NCT00307021Double-blind Study of Safety and Immunogenicity of Two Candidate Malaria Vaccines in Gabonese ChildrenMalaria
COMPLETED180 Analytics
NCT00323622Long-Term Follow-up of Children for a 2-Year Period to Confirm the Safety and Immunogenicity of GSK 257049 VaccineMalaria
COMPLETED1,737 Analytics
PHASE2COMPLETED
Partially-blind (Observer-blind) Study of Safety and Immunogenicity of Two Malaria Vaccines in Ghanaian Children
MalariaUnlock trial analytics
PHASE2COMPLETED
Double-blind Study of Safety and Immunogenicity of Two Candidate Malaria Vaccines in Gabonese Children
MalariaUnlock trial analytics
PHASE2COMPLETED
Long-Term Follow-up of Children for a 2-Year Period to Confirm the Safety and Immunogenicity of GSK 257049 Vaccine
MalariaUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Subjects With Serious Adverse Events (SAEs)
From Day 0 to Month 10

Serious adverse events (SAEs) assessed include medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization or result in disability/incapacity.

Occurrence of SAEs.
From the time of first vaccination until one month post Dose 3
Antibody titers to the P. falciparum circumsporozoite repeat domain (anti-CS).
One month post Dose 3.

Secondary Endpoints

Number of Subjects With Any and Grade 3 Solicited Local Symptoms
During the 7-day (Days 0 - 6) post-vaccination period following each dose and across doses
Number of Subjects With Any, Grade 3 and Related Solicited General Symptoms
During the 7-day (Days 0 - 6) post-vaccination period following each dose and across doses
Number of Subjects With Any Unsolicited Adverse Events (AEs)
During the 30-day (Days 0 - 29) post-vaccination period following each dose and across doses
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
SB257049 F2 0-1 M GroupEXPERIMENTALHealthy infants between 5 and 17 months of age at the time of first vaccination received 2 doses of SB257049 formulation 2 (F2) vaccine according to a 0, 1-month schedule administered intramuscularly (IM) in the left deltoid muscle.
SB257049 F1 0-1 M GroupEXPERIMENTALHealthy infants between 5 and 17 months of age at the time of first vaccination received 2 doses of SB257049 formulation 1 (F1) vaccine according to a 0, 1-month schedule administered intramuscularly (IM) in the left deltoid muscle.
SB257049 F2 0-1-2 M GroupEXPERIMENTALHealthy infants between 5 and 17 months of age at the time of first vaccination received 3 doses of SB257049 formulation 2 (F2) vaccine according to a 0, 1, 2-month schedule administered intramuscularly (IM) in the left deltoid muscle.
SB257049 F1 0-1-2 M GroupEXPERIMENTALHealthy infants between 5 and 17 months of age at the time of first vaccination received 3 doses of SB257049 formulation 1 (F1) vaccine according to a 0, 1, 2-month schedule administered intramuscularly (IM) in the left deltoid muscle.
SB257049 F2 0-1-7 M GroupEXPERIMENTALHealthy infants between 5 and 17 months of age at the time of first vaccination received 3 doses of SB257049 formulation 2 (F2) vaccine according to a 0, 1, 7-month schedule administered intramuscularly (IM) in the left deltoid muscle.
SB257049 F1 0-1-7 M GroupACTIVE_COMPARATORHealthy infants between 5 and 17 months of age at the time of first vaccination received 3 doses of SB257049 formulation 1 (F1) vaccine according to a 0, 1, 7-month schedule administered intramuscularly (IM) in the left deltoid muscle.
Rabipur 0-1-2 M GroupACTIVE_COMPARATORHealthy infants between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine according to a 0, 1, 2-month schedule administered intramuscularly (IM) in the left deltoid muscle.
Group AACTIVE_COMPARATOR -
Group BEXPERIMENTAL -
Cohort 1-RTS,S/AS02A <24M GroupEXPERIMENTALSubjects, male and female, aged 12 to 24 months at first vaccination, were administered 3 doses of RTS,S/AS02A (GSK 257049) vaccine at Months 0, 1 and 2 in the NCT00197041 Study. No additional dose of vaccine or drug was administered during this open follow-up NCT00323622 study. Subjects in this group are part of the Cohort 1 of the study, which was followed for analysis of malaria infection.
Cohort 1-RTS,S/AS02A ≥24M GroupEXPERIMENTALSubjects, male and female, aged between 24 and 48 months at first vaccination, were administered 3 doses of RTS,S/AS02A (GSK 257049) vaccine at Months 0, 1 and 2 in the NCT00197041 Study. No additional dose of vaccine or drug was administered during this open follow-up NCT00323622 study. Subjects in this group are part of the Cohort 1 of the study, which was followed for analysis of malaria infection.
Cohort 2-RTS,S/AS02A <24M GroupEXPERIMENTALSubjects, male and female, aged 12 to 24 months at first vaccination, were administered 3 doses of RTS,S/AS02A (GSK 257049) vaccine at Months 0, 1 and 2 in the NCT00197041 Study. Subjects in this group are part of the Cohort 2 of the study, which was followed for analysis of malaria disease. As Cohort 2 subjects, subjects in this group also received as part of the Primary NCT00197041 Study one dose of sulfadoxine-pyrimethamine and amodiaquine per day for 3 days 4 weeks prior to onset of surveillance, so as to clear any parasitemia. No additional dose of vaccine or drug was administered during this open follow-up NCT00323622 study.
Cohort 2-RTS,S/AS02A ≥24M GroupEXPERIMENTALSubjects, male and female, aged between 24 and 48 months at first vaccination, were administered 3 doses of RTS,S/AS02A (GSK 257049) vaccine at Months 0, 1 and 2 of the NCT00197041 Study. Subjects in this group are part of the Cohort 2 of the study, which was followed for analysis of malaria disease. As Cohort 2 subjects, subjects in this group also received as part of the Primary NCT00197041 Study one dose of sulfadoxine-pyrimethamine and amodiaquine per day for 3 days 4 weeks prior to onset of surveillance, so as to clear any parasitemia. No additional dose of vaccine or drug was administered during this open follow-up NCT00323622 study.
Cohort 1-Prevnar-Hiberix <24M GroupACTIVE_COMPARATORSubjects, male and female, aged 12 to 24 months at first vaccination, were administered 2 doses of Prevnar™ vaccine at Months 0 and 2 and 1 dose of Hiberix® vaccine at Month 1 in the Primary NCT00197041 Study. No additional dose of vaccine or drug was administered during this open follow-up NCT00323622 study. Subjects in this group are part of the Cohort 1 of the study, which was followed for analysis of malaria infection.
Cohort 1-Engerix-B ≥24M GroupACTIVE_COMPARATORSubjects, male and female, aged between 24 and 48 months at first vaccination, were administered 3 doses of Engerix®-B vaccine at Months 0, 1 and 2 in the Primary NCT00197041 Study. No additional dose of vaccine or drug was administered during this open follow-up NCT00323622 study. Subjects in this group are part of the Cohort 1 of the study, which was followed for analysis of malaria infection.
Cohort 2-Prevnar- Hiberix <24M GroupACTIVE_COMPARATORSubjects, male and female, aged 12 to 24 months at first vaccination, were administered 2 doses of Prevnar™ vaccine at Months 0 and 2 and 1 dose of Hiberix® vaccine at Month 1 in the Primary NCT00197041 Study. Subjects in this group are part of the Cohort 2 of the study, which was followed for analysis of malaria disease. As Cohort 2 subjects, subjects in this group also received as part of the Primary NCT00197041 Study one dose of sulfadoxine-pyrimethamine and amodiaquine per day for 3 days 4 weeks prior to onset of surveillance, so as to clear any parasitemia. No additional dose of vaccine or drug was administered during this open follow-up NCT00323622 study.
Cohort 2-Engerix-B ≥24M GroupACTIVE_COMPARATORSubjects, male and female, aged between 24 and 48 months at first vaccination, were administered 3 doses of Engerix®-B vaccine at Months 0, 1 and 2 in the Primary NCT00197041 Study. Subjects in this group are part of the Cohort 2 of the study, which was followed for analysis of malaria disease. As Cohort 2 subjects, subjects in this group also received as part of the Primary NCT00197041 Study one dose of sulfadoxine-pyrimethamine and amodiaquine per day for 3 days 4 weeks prior to onset of surveillance, so as to clear any parasitemia. No additional dose of vaccine or drug was administered during this open follow-up NCT00323622 study.

Interventions

NameTypeDescription
GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049BIOLOGICAL2 different formulations are tested. For each formulation, 3 different dosing schedules are tested
RabipurBIOLOGICAL3-dose intramuscular injection.
Engerix™-BBIOLOGICALIM injection in the deltoid muscle
Hiberix®BIOLOGICALIM injection in the deltoid muscle
Prevnar™BIOLOGICALIM injection in the deltoid muscle
sulfadoxine-pyrimethamineDRUG1 dose orally per day for 3 days, 4 weeks prior to onset of surveillance
amodiaquineDRUG1 dose orally per day for 3 days, 4 weeks prior to onset of surveillance
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Eligibility Criteria

Age Range5 Months to 17 Months
SexALL
Healthy VolunteersYes
Study Sites2

Inclusion Criteria: * A male or female child between 5 months and 17 months of age at the time of first vaccination. * Written or oral, signed or thumb-printed and witnessed informed consent obtained from the parent(s)/guardian(s) of the child. * Subjects who the investigator believes that their pa...

Countries:GhanaGabonMozambique
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Competitive Landscape -Malaria 19 trials

Frequently asked questions about GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049

What is GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049?

It is an investigational vaccine developed by GSK plc (ticker GSK) against Plasmodium falciparum malaria. It is a preventive vaccine candidate studied in children in malaria-endemic regions of Africa. The vaccine has been evaluated in Phase 2 clinical trials and is not approved for use.

What is GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049 used for?

It is being studied for the prevention of malaria caused by Plasmodium falciparum. Clinical trials have enrolled children in Ghana, Mozambique, and Gabon, including infants as young as 5 months. The vaccine is investigational and has not been approved for any indication.

Who is developing GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049?

The vaccine is developed by GSK plc, which trades under the ticker GSK. GSK Biologicals is the company's vaccine division. The candidate is identified as GSK 257049 in its clinical program.

What phase is GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049 in?

The vaccine is in Phase 2 development. Three Phase 2 trials have been completed, with no active trials ongoing. It is an investigational product and has not been approved by the FDA or any regulatory authority.

What clinical trials is GSK Biologicals' candidate Plasmodium falciparum malaria vaccine 257049 in?

Three completed Phase 2 trials have evaluated the vaccine: NCT00360230 in Ghanaian children, NCT00323622, a two-year follow-up study in Mozambican children, and NCT00307021 in Gabonese children. Together these trials enrolled 2,457 participants. All were randomized, double-blind or observer-blind, and active-controlled.