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Pneumococcal vaccine GSK1024850A

Phase 3

Infections, Streptococcal | Monoclonal antibody | Other |GSK plc|Last Updated: Nov 29, 2019

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedACTIVE_CONTROLLEDBiomarker
Total Trials8
Total Enrollment2,661
FDA Designations
No designations recorded
Clinical Trials (8)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01153893Immunization of Children Previously Primed With GSK Pneumococcal Vaccine GSK1024850A and of Unprimed Children in NigeriaPHASE3 COMPLETED 105Oct 4, 2010Feb 16, 2011Sep 20, 20181 Nigeria
NCT01119625Immunological Persistence After Priming With GSK1024850A Vaccine and Safety& Immunogenicity After Booster DosePHASE3 COMPLETED 238Jul 12, 2010Feb 17, 2011Sep 20, 20183 Singapore
NCT01030822Booster and Catch-up Vaccination With Vaccine GSK1024850APHASE3 COMPLETED 282Apr 2, 2010Aug 19, 2011Sep 20, 20184 India
NCT01027845Primary and Booster Vaccination Study With Pneumococcal Vaccine GSK1024850A in Healthy Japanese ChildrenPHASE3 COMPLETED 360Dec 8, 2009Sep 17, 2011Nov 29, 201916 Japan
NCT00985465Immunization of Children Previously Primed With GSK Pneumococcal Vaccine GSK1024850A and of Unprimed Children in MaliPHASE3 COMPLETED 218Nov 12, 2009Jul 26, 2010Dec 14, 20181 Mali
NCT00950833Long-term Follow-up Study of Children Previously Primed With GSK Pneumococcal Vaccine (GSK1024850A) and of Unprimed ChildrenPHASE3 COMPLETED 466Aug 10, 2009Oct 27, 2010Sep 20, 201810 Czechia
NCT00829010Primary and Booster Vaccination Study With a Pneumococcal Vaccine in HIV Infected, HIV Exposed Uninfected and HIV Uninfected Children 6 to 10 Weeks of Age.PHASE3 COMPLETED 489Feb 17, 2009Jun 27, 2012Aug 17, 20181 South Africa
NCT00680914Primary Vaccination Course in Children Receiving Pneumococcal Conjugate Vaccine GSK 1024850A or Prevenar™ and Hiberix™PHASE3 COMPLETED 503Jun 10, 2008May 8, 2009Jun 8, 201814 South Korea
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Study Endpoints
Primary Endpoints
Number of Subjects Reporting Grade 3 Symptoms (Solicited and Unsolicited).
Within 31 days (Day 0 to Day 30) after administration of a booster dose of Synflorix vaccine in the Synflorix/Infanrix primed Group.

Grade 3 symptom = severe symptom that prevented normal activity. Solicited local symptoms assessed were pain, redness and swelling. Solicited general symptoms assessed were drowsiness, fever, irritability and loss of appetite. Unsolicited AEs = Any AE reported in addition to those solicited during the clinical study. Also any "solicited" symptom with onset outside the specified period of follow-up for solicited symptoms was reported as an unsolicited adverse event.

Concentrations of Antibodies Against Vaccine Pneumococcal Serotypes.
Before booster vaccination at Month 0

Vaccine pneumococcal serotypes assessed were serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F. Concentrations were expressed as geometric mean concentrations (GMCs) in microgram per millilitre (µg/mL). Pneumococcal serotype specific total imunoglobuline G (IgG) antibodies were measured by 22F-inhibition Enzyme-linked immunosorbent assay (ELISA). The cut-off of the assay was 0.05 µg/mL.

Concentrations of Antibodies Against Protein D (PD).
Before booster vaccination at Month 0

Anti-PD antibodies were determined using an ELISA assay. Concentration of specific PD antibodies was determined, using a standard reference serum. The cut-off of the assay is 100 ELISA units per millilitre (EU/mL).

Concentrations of Antibodies Against Vaccine Pneumococcal Serotypes
Prior to booster vaccination (PRE), one month after booster vaccination (Month 1) and at approximately 24 months of age: at Month 15 for Synflorix 1 Group and at Month 9 for Synflorix 2 Group (24 months of age)

Antibodies assessed for this outcome measure were those against the vaccine pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F (ANTI-1, -4, -5, -6B, -7F, -9V, -14, -18C, -19F and -23F). Antibody concentrations were measured by 22F enzyme-linked immunosorbent assay (ELISA), expressed as geometric mean concentrations (GMCs), in micrograms per milliliter (µg/mL). The seropositivity cut-off of the assay was an antibody concentration ≥ 0.05 µg/mL. Antibody concentrations \< 0.05 µg/mL were given an arbitrary value of half the cut-off for the purpose of GMC calculation.

Concentrations of Antibodies Against Vaccine Pneumococcal Serotypes (Primary Immunization)
1 month following primary immunization (at Month 3)

Concentrations were expressed as geometric mean concentrations (GMCs). Antibodies assessed for this outcome measure were those against the vaccine pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F (ANTI-1, -4, -5, -6B, -7F, -9V, -14, -18C, -19F and -23F). The seropositivity cut-off of the assay was an antibody concentration ≥ 0.05 microgram per milliliter (µg/mL).

Number of Subjects With Grade 3 Adverse Events (Solicited and Unsolicited)
Within 31 days (Day 0-Day 30) after booster vaccination

The incidence and nature of Grade 3 symptoms (solicited and unsolicited), reported during the 31-day (Days 0-30) post-vaccination are presented.

Antibody Concentrations Against Vaccine Pneumococcal Serotypes
At 7-10 days after the first vaccine dose

Antibody concentrations against pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F (Anti-1, -4, -5, -6B, -7F, -9V, -14, -18C, -19F and -23F) have been assessed by 22F-inhibition enzyme linked immunosorbent assay (ELISA), presented as geometric mean concentrations (GMCs) and expressed in micrograms per milliliter (μg/mL). The seropositivity cut-off value of the assay was an antibody concentration greater than or equal to (≥) 0.05 μg/mL.

Number of Subjects With Anti-pneumococcal Vaccine Serotype Antibody Concentrations Equal to or Above 0.20 Microgram Per Millilitre (µg/mL).
1 month following primary immunization (post-Dose 3 at Month 3 for the HIV+/+ Group, HIV+/- Group, HIV- (3+1) Group, HIV- (3+0) Group and post-Dose 2 at Month 3 for the HIV- (2+1) Group)

Pneumococcal vaccine serotypes assessed were 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F.

Number of Subjects With Vaccine Pneumococcal Serotypes Antibody Concentrations Above the Cut-Off Value
One month after administration of 3rd dose of the pneumococcal conjugate vaccine

Anti-pneumococcal antibody cut-off value assessed was 0.20 microgram per milliliter (ug/mL). The vaccine pneumococcal serotypes assessed include 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F, and 23F.

Secondary Endpoints
Concentrations of Antibodies Against Vaccine Pneumococcal Serotypes.
Prior to and one month after the booster immunisation for the Synflorix/Infanrix primed Group and prior to the first dose and one month after Dose 2 in the Synflorix/Infanrix unprimed Group
Concentrations of Antibodies Against Cross-reactive Pneumococcal Serotypes.
Prior to and one month after the booster immunisation for the Synflorix/Infanrix primed Group and prior to the first dose and one month after Dose 2 in the Synflorix/Infanrix unprimed Group
Opsonophagocytic Activity Against Vaccine Pneumococcal Serotypes.
One month after the booster immunisation for the Synflorix/Infanrix primed Group and one month after Dose 2 in the Synflorix/Infanrix unprimed Group
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Study Design & Arms
AllocationNON_RANDOMIZED
MaskingNONE
ModelPARALLEL
PurposePREVENTION
Treatment Arms
ArmTypeDescription
Synflorix/Infanrix primed GroupEXPERIMENTALSubjects previously primed with the Synflorix™ vaccine in the primary study 110521 (NCT00678301) received a booster dose of the Synflorix™ vaccine co-administered with a booster dose of the Infanrix™ vaccine at 15-21 months of age. Synflorix™ vaccine was administered intramuscularly in the right thigh or deltoid muscle of the arm. Infanrix™ vaccine was administered intramuscularly in the left thigh or deltoid muscle of the arm.
Synflorix/Infanrix unprimed GroupEXPERIMENTALUnprimed subjects from the primary study 110521 (NCT00678301), not previously vaccinated with any pneumococcal vaccine, received a 2-dose catch-up vaccination of Synflorix™ vaccine at 15-21 and 17-23 months of age and a booster dose of Infanrix™ vaccine co-administered with the first dose of Synflorix™ vaccine at 15-21 months of age. Synflorix™ vaccine was administered intramuscularly in the right thigh or deltoid muscle of the arm. Infanrix™ vaccine was administered intramuscularly in the left thigh or deltoid muscle of the arm.
Synflorix™ Commercial-Commercial + Infanrix™-IPV/Hib GroupEXPERIMENTALchildren primed with 3 doses of commercial lot of Synflorix™ co-administered with Rotarix™ and Infanrix™-hexa in the primary phase of the study (NCT00808444) and boosted with commercial lot of Synflorix™ co-administered with Infanrix™-IPV/Hib. The Synflorix™ vaccine (commercial lots) was administered intramuscularly in the right deltoid or anterolateral thigh and the Infanrix™-IPV/Hib vaccine was administered intramuscularly in the left deltoid or anterolateral thigh.
Synflorix™ Clinical-Commercial + Infanrix™-IPV/Hib GroupACTIVE_COMPARATORchildren primed with 3 doses of clinical lot of Synflorix™ + Rotarix™ co-administered with Infanrix™-hexa in the primary phase of the study (NCT00808444) and boosted with commercial lot of Synflorix™ co-administered with Infanrix™-IPV/Hib. The Synflorix™ vaccine (clinical and commercial lots) was administered intramuscularly in the right deltoid or anterolateral thigh and the Infanrix™-IPV/Hib vaccine was administered intramuscularly in the left deltoid or anterolateral thigh.
Group AEXPERIMENTALSubjects previously primed with pneumococcal vaccine GSK1024850A in the first year of life and receiving a booster dose of GSK1024850A at 9-18 months of age.
Group BEXPERIMENTALSubjects previously primed with pneumococcal vaccine GSK1024850A in the first year of life and receiving a booster dose of GSK1024850A at 15-18 months of age.
Group CEXPERIMENTALUnprimed subjects receiving a catch-up vaccination (2+1 schedule) in the second year of life.
10Pn GroupEXPERIMENTALHealthy male or female subjects, between 90 and 118 days of age who received 3 doses of Synflorix (10Pn) vaccine, administered intramuscularly on alternating (left/right) sides of the anterolateral thigh and DPT "KAKETSUKEN" Syringe (DTPa) vaccine administered subcutaneously on alternating (left/right) sides of the distal one third of the upper arm. Both vaccines were administered at 3, 4, and 5 months of age, followed by a booster dose at 17-19 months of age.
DTPa GroupACTIVE_COMPARATORHealthy male or female subjects, between 90 and 118 days of age who received 3 doses of the DPT "KAKETSUKEN" Syringe (DTPa) vaccine, administered subcutaneously on alternating (left/right) sides of the distal one third of the upper arm at 3, 4, and 5 months of age, followed by a booster dose at 17-19 months of age.
Pn-Pn groupEXPERIMENTALsubjects from the Pn-Pn group, previously vaccinated with pneumococcal conjugate vaccine GSK1024850A in the Malian centre of study NCT00678301, receiving a booster dose of pneumococcal conjugate vaccine GSK1024850A
Zil-Pn groupEXPERIMENTALsubjects from the unprimed group of the NCT00678301 Malian study centre, not previously vaccinated with any pneumococcal vaccine, receiving two doses of pneumococcal conjugate vaccine GSK1024850A
AP-AP GroupACTIVE_COMPARATORsubjects from the AP-AP group, previously vaccinated with pneumococcal conjugate vaccine GSK1024850A in study NCT00496015, receiving an additional dose of pneumococcal conjugate vaccine GSK1024850A for immune memory assessment
NAP-pre GroupACTIVE_COMPARATORsubjects from the NAP-pre group, previously vaccinated with pneumococcal conjugate vaccine GSK1024850A in study NCT00496015 receiving an additional dose of pneumococcal conjugate vaccine GSK1024850A for immune memory assessment
Unprimed GroupACTIVE_COMPARATORAge-matched subjects from the unprimed group of the NCT00496015 study, not previously vaccinated with any pneumococcal vaccine, receiving two doses of pneumococcal conjugate vaccine GSK1024850A
HIV+/+ GroupEXPERIMENTALInfants born from a HIV positive mother and confirmed as HIV infected. Subjects received 3 primary doses (at 6, 10 \& 14 weeks of age, at study Months 0, 1 and 2) and 1 booster dose of Synflorix™ vaccine (at 9 months of age, at study Month 8). Subjects in the group also received 3 primary vaccine doses (at 6, 10 \& 14 weeks of age, at study Months 0, 1 and 2) and 1 booster vaccine dose (at 15-18 months of age, at study Month 14) of Tritanrix™-HepB/Hib, 2 vaccine doses of Rotarix™ (at 10 \& 14 weeks of age, at study Months 1 and 2), and 2 doses of measles vaccine (9-10 months of age \& 15-18 months of age, at study Months 8 and 14). Measles vaccine was not considered as a study vaccine. The Synflorix™ vaccine was administered intramuscularly in the right thigh, the Tritanrix™-HepB/Hib vaccine was administered IM in the left anterolateral thigh during the primary vaccination and in the left anterolateral thigh or left deltoid region during booster vaccination. Rotarix™ was given orally.
HIV+/- GroupEXPERIMENTALInfants born from a HIV positive mother and confirmed as HIV exposed uninfected. Subjects received 3 primary doses (at 6, 10 \& 14 weeks of age, at study Months 0, 1 and 2) and 1 booster dose of Synflorix™ vaccine (at 9 months of age, at study Month 8). Subjects in the group also received 3 primary vaccine doses (at 6, 10 \& 14 weeks of age, at study Months 0, 1 and 2) and 1 booster vaccine dose (at 15-18 months of age, at study Month 14) of Tritanrix™-HepB/Hib, 2 vaccine doses of Rotarix™ (at 10 \& 14 weeks of age, at study Months 1 and 2), and 2 doses of measles vaccine (9-10 months of age \& 15-18 months of age, at study Months 8 and 14). Measles vaccine was not considered as a study vaccine. The Synflorix™ vaccine was administered IM in the right thigh, the Tritanrix™-HepB/Hib vaccine was administered IM in the left anterolateral thigh during the primary vaccination and in the left anterolateral thigh or left deltoid region during booster vaccination. Rotarix™ was given orally.
HIV- (3+1) GroupEXPERIMENTALInfants born from a HIV negative mother and confirmed as HIV unexposed uninfected. Subjects received 3 primary doses (at 6, 10 \& 14 weeks of age, at study Months 0, 1 and 2) and 1 booster dose of Synflorix™ vaccine (at 9 months of age, at study Month 8). Subjects in the group also received 3 primary vaccine doses (at 6, 10 \& 14 weeks of age, at study Months 0, 1 and 2) and 1 booster vaccine dose (at 15-18 months of age, at study Month 14) of Tritanrix™-HepB/Hib, 2 vaccine doses of Rotarix™ (at 10 \& 14 weeks of age, at study Months 1 and 2), and 2 doses of measles vaccine (9-10 months of age \& 15-18 months of age, at study Months 8 and 14). Measles vaccine was not considered as a study vaccine. The Synflorix™ vaccine was administered IM in the right thigh, the Tritanrix™-HepB/Hib vaccine was administered IM in the left anterolateral thigh during the primary vaccination and in the left anterolateral thigh or left deltoid region during booster vaccination. Rotarix™ was given orally.
HIV- (EPI) GroupEXPERIMENTALInfants born from a HIV negative mother and confirmed as HIV unexposed uninfected.Subjects received 3 primary doses of Synflorix™ vaccine (at 6, 10 \& 14 weeks of age, at study Months 0, 1 and 2). Subjects in the group also received 3 primary vaccine doses (at 6, 10 \& 14 weeks of age, at study Months 0, 1 and 2) and 1 booster vaccine dose (at 15-18 months of age, at study Month 14) of Tritanrix™-HepB/Hib, 2 vaccine doses of Rotarix™ (at 10 \& 14 weeks of age, at study Months 1 and 2), and 2 doses of measles vaccine (9-10 months of age \& 15-18 months of age, at study Months 8 and 14). Measles vaccine was not considered as a study vaccine. The Synflorix™ vaccine was administered IM in the right thigh, the Tritanrix™-HepB/Hib vaccine was administered IM in the left anterolateral thigh during the primary vaccination and in the left anterolateral thigh or left deltoid region during booster vaccination. Rotarix™ was given orally.
HIV- (2+1) GroupEXPERIMENTALInfants born from a HIV negative mother and confirmed as HIV unexposed uninfected.Subjects received 2 primary doses (at 6 \& 14 weeks of age at study Months 0 and 2) and 1 booster dose of Synflorix™ vaccine (at 9 months of age, at study Month 8). Subjects in the group also received 3 primary vaccine doses (at 6, 10 \& 14 weeks of age, at study Months 0, 1 and 2) and 1 booster vaccine dose (at 15-18 months of age, at study Month 14) of Tritanrix™-HepB/Hib, 2 vaccine doses of Rotarix™ (at 10 \& 14 weeks of age, at study Months 1 and 2), and 2 doses of measles vaccine (9-10 months of age \& 15-18 months of age, at study Months 8 and 14). Measles vaccine was not considered as a study vaccine. The Synflorix™ vaccine was administered IM in the right thigh, the Tritanrix™-HepB/Hib vaccine was administered IM in the left anterolateral thigh during the primary vaccination and in the left anterolateral thigh or left deltoid region during booster vaccination. Rotarix™ was given orally.
Synflorix GroupEXPERIMENTALSubjects received 3 doses of Synflorix vaccine co-administered with Hiberix vaccine at Study Months 0, 2 and 4.
Prevenar GroupACTIVE_COMPARATORSubjects received 3 doses of Prevenar vaccine co-administered with Hiberix vaccine at Study Months 0, 2 and 4.
Interventions
NameTypeDescription
Pneumococcal vaccine GSK1024850ABIOLOGICALIntramuscular injection, 1 or 2 doses
InfanrixTMBIOLOGICALIntramuscular injection, 1dose
Infanrix-IPV/HibBIOLOGICALIntramuscular injection, one dose
DTPaBIOLOGICALSubcutaneous injection, 4 doses
Tritanrix-HepB/HibBIOLOGICALIntramuscular injection, 4 doses
measlesBIOLOGICALIntramuscular injection, 2 doses
RotarixBIOLOGICALOral, 2 doses
Local OPVBIOLOGICALOral 4 doses. Given at any time during the study, routinely given concurrently with DTPw-HBV/Hib vaccine
Pneumococcal vaccine GSK1024850A (Synflorix)BIOLOGICAL3 doses administered intramuscularly.
PrevenarBIOLOGICAL3 doses administered intramuscularly.
GSK Biologicals' Hiberix™BIOLOGICAL3 doses administered intramuscularly.
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Eligibility Criteria
Age Range15 Months — 21 Months
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Subjects who the investigator believes that their parent(s)/Legally Acceptable Representative(s) (LAR(s)) can and will comply with the requirements of the protocol. * A male or female, between and including 15-21 months of age at the time of visit 1. * For the Pn-Pn group, sub...

Countries:NigeriaSingaporeIndiaJapanMaliCzechiaSouth AfricaSouth Korea
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