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GSK1024805A

Phase 3

Infections, Streptococcal | Monoclonal antibody | Infectious Disease |GSK plc|Last Updated: Jan 27, 2021

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Trial Design

ACTIVE_CONTROLLED
Total Trials1
Total Enrollment524

FDA Designations

No designations recorded

Clinical trial landscape

GSK1024805A · 1 trial · 2 indications

Phase 3 1
NCT00624819Assessment of Antibody Persistence in Children Previously Vaccinated With Pneumococcal Conjugate VaccineInfections, Streptococcal
COMPLETED524 Analytics
PHASE3COMPLETED
Assessment of Antibody Persistence in Children Previously Vaccinated With Pneumococcal Conjugate Vaccine
Infections, StreptococcalUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Subjects With Anti-vaccine Pneumococcal Serotypes Antibody Concentrations Greater Than or Equal to (≥) the Cut-off [Follow-up Period: Persistence Analysis in Year 1 (111345 Sub-study)]
At Year 1 (Y1) (post booster vaccination administered in study 10PN-PD-DIT-007)

A seropositive subject was a subject whose antibody concentration was greater than or equal to (≥) the cut-off value. Analysis was performed using the 22F-inhibition Enzyme-linked immunosorbent assay (ELISA), using 0.05 microgram per milliliter (µg/mL) as seropositivity cut off.

Number of Subjects With Anti-vaccine Pneumococcal Serotypes Antibody Concentrations ≥ the Cut-off [Follow-up Period: Persistence Analysis in Year 2 (111346 Sub-study)]
At Year 2 (Y2) (post booster vaccination administered in study 10PN-PD-DIT-007)

A seropositive subject was a subject whose antibody concentration was greater than or equal to (≥) the cut-off value. Analysis was performed using the 22F-inhibition Enzyme -linked immunosorbent assay (ELISA), using 0.05 μg/mL as seropositivity cut off.

Number of Subjects With Anti-vaccine Pneumococcal Serotypes Antibody Concentrations ≥ the Cut-off [Follow-up Period: Persistence Analysis in Year 4 (111347 Sub-study)]
At Year 4 (Y4) (post booster vaccination administered in study 10PN-PD-DIT-007)

A seropositive subject was a subject whose antibody concentration was greater than or equal to (≥) the cut-off value. Analysis was performed using the 22F-inhibition Enzyme-linked immunosorbent assay (ELISA), using 0.05 μg/mL as seropositivity cut off.

Secondary Endpoints

Antibody Concentrations Against Pneumococcal Serotypes [Follow-Up Period: Persistence Analysis in Year 1 (111345 Sub-study)]
At Year 1 (Y1) (post booster vaccination administered in study 10PN-PD-DIT-007)
Antibody Concentrations Against Pneumococcal Serotypes [Follow-Up Period: Persistence Analysis in Year 2 (111346 Sub-study)]
At Year 2 (Y2) (post booster vaccination administered in study 10PN-PD-DIT-007)
Antibody Concentrations Against Pneumococcal Serotypes [Follow-up Period: Persistence Analysis in Year 4 (111347 Sub-study)]
At Year 4 (Y4) (post booster vaccination administered in study 10PN-PDDIT- 007)
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
Synflorix + Infanrix + Havrix and/or Varilrix GroupEXPERIMENTALThis group consisted of subjects primed with Synflorix vaccine in the 10PN-PD-DIT-001 (1105553) and 007 (107046) studies. In 105553 study, subjects had been primed with 3 doses of Synflorix vaccine at 2, 3 and 4 months of age co-administered with Infanrix related vaccines. In 107046 study, subjects had received a booster dose of Synflorix vaccine at 12-18 months of age co-administered with Infanrix hexa vaccine. In this study, in the Year 4 (111347 study), subjects received at Month 48 (4 years post Dose 1 in study 105553) one additional dose of Synflorix vaccine. In addition, subjects were also offered vaccination against hepatitis A (2 doses of Havrix) and/or against varicella (a single dose of Varilrix).
Prevenar + Infanrix + Havrix and/or Varilrix GroupACTIVE_COMPARATORThis group consisted of subjects vaccinated with Prevenar vaccine in the 10PN-PD-DIT-001 (105553) and 007 (107046) studies. In 105553 study, subjects had been primed with 3 doses of Prevenar vaccine at 2, 3 and 4 months of age co-administered with Infanrix related vaccines. In 107046 study, subjects had received a booster dose at 12-18 months of age of Prevenar vaccine co-administered with Infanrix hexa vaccine. In this study, in the Year 4 111347 study, subjects had received at Month 48 (4 years post Dose 1 in study 105553) one dose of Synflorix vaccine. In addition, subjects were also offered vaccination against hepatitis A (2 doses of Havrix and/or against varicella (a single dose of Varilrix).
Prevenar + Synflorix + Infanrix + Havrix and/or VarilrixEXPERIMENTALThis group consisted of subjects vaccinated with Prevenar and Synflorix vaccines in the 10PN-PD-DIT-001 (105553) and 10PN-PD-DIT-007 (107046) studies. In 105553 study, subjects had been primed with 3 doses Prevenar vaccine at 2, 3 and 4 months of age co-administered with Infanrix related vaccines. In the 107046 study, subjects had received at 12-18 months of age a booster dose of Synflorix vaccine co-administered with Infanrix hexa vaccine. In this study, in the Year 4 (111347 study), subjects had received at Month 48 (4 years post Dose 1 in study 105553) one additional dose of Synflorix vaccine. In addition, subjects were also offered vaccination against hepatitis A (2 doses of Havrix and/or against varicella (a single dose of Varilrix).
Unprimed GroupEXPERIMENTALThis group consisted of subjects between, and including, 64-68 months of age at the time of additional vaccination (primed subjects) or dose 1 (unprimed subjects), and for whom the investigator believed that their parents/guardians could and would comply with the requirements of the protocol. Subjects were not previously vaccinated with any pneumococcal vaccine and received 2 doses of Synflorix vaccine at 64-68 and 66-70 months of age (at Day 0 and Month 2). The Unprimed Group was added only in Year 4 of the study.

Interventions

NameTypeDescription
GSK1024805ABIOLOGICALNo vaccination in this trial
PrevenarBIOLOGICALNo vaccination in this trial
Infanrix hexaBIOLOGICALNo vaccination in this trial
HavrixBIOLOGICALNo vaccination in this trial
VarilrixBIOLOGICALNo vaccination in this trial
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Eligibility Criteria

Age Range28 Months to 32 Months
SexALL
Healthy VolunteersYes
Study Sites6

Inclusion Criteria: * Male or female between, and including, 28-30 months of age at the time of first blood sampling. * Subjects who previously participated in the 105553 and 107046 studies and who received a full four dose regimen of pneumococcal conjugate vaccine during the primary and booster st...

Countries:Poland
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Frequently asked questions about GSK1024805A

What is GSK1024805A used for?

GSK1024805A is a monoclonal antibody being developed for streptococcal infections, specifically related to Streptococcus pneumoniae. It is currently in Phase 3 clinical development as an investigational therapy. The drug is being studied in the context of pneumococcal conjugate vaccine antibody persistence in children.

Who makes GSK1024805A?

GSK1024805A is developed by GSK plc, a global biopharmaceutical company. GSK plc is publicly traded under the ticker symbol GSK on major stock exchanges. The company is conducting clinical trials to evaluate the safety and efficacy of this investigational monoclonal antibody for streptococcal infections.

What phase is GSK1024805A in?

GSK1024805A is in Phase 3 clinical development. It is an investigational drug, meaning it has not yet been approved by regulatory authorities. The Phase 3 trial has been completed, with a total enrollment of 524 participants. The study was conducted in Poland and focused on children aged 28 months and older.

What clinical trials is GSK1024805A in?

GSK1024805A has one completed Phase 3 clinical trial registered as NCT00624819. The trial, titled 'Assessment of Antibody Persistence in Children Previously Vaccinated With Pneumococcal Conjugate Vaccine,' enrolled 524 participants in Poland. The study was active-controlled and included healthy volunteers, with a minimum age of 28 months.

How does GSK1024805A work?

GSK1024805A is a monoclonal antibody designed to target streptococcal infections, specifically Streptococcus pneumoniae. Monoclonal antibodies work by binding to specific targets to neutralize pathogens or modulate immune responses. However, the specific molecular target of GSK1024805A has not been disclosed in available information.