A Phase 3 interventional study of Pneumococcal vaccine GSK1024850A (Synflorix) and Prevenar in Infections, Streptococcal, sponsored by GlaxoSmithKline. Completed at 14 sites in Korea, Republic of. Open to participants aged 6 Weeks to 12 Weeks, including healthy volunteers. Per ClinicalTrials.gov, last updated 2018-06-08.
Sponsored by GlaxoSmithKline · Phase 3, Interventional, and Prevention
The purposes of this study are:
To demonstrate the immunogenicity in terms of antibody response following primary vaccination of Korean infants with the pneumococcal conjugate vaccine GSK 1024850A compared to Prevenar™ when co-administered with a Haemophilus influenzae type b (Hib) vaccine in children during the first 6 months of life.
To evaluate the safety/reactogenicity in terms of solicited and unsolicited symptoms and serious adverse events following primary vaccination of Korean infants with the pneumococcal conjugate vaccine GSK 1024850A.
Vaccination course at 2, 4, 6 months of age.
155 studies on the registry are indexed under Streptococcal Infections; 15 are open to participants now.
This study's enrollment of 503 is above the median of 250 across 105 interventional studies indexed under Streptococcal Infections.
Browse Streptococcal Infections studies →GlaxoSmithKline is the lead sponsor of 3,562 studies on the registry; 117 are open to participants now.
Of its 258 completed or terminated interventional studies of FDA-regulated products, 232 (90%) have results posted.
Counted across the registry records on this site, refreshed daily.
Exclusion Criteria:
Subjects received 3 doses of Synflorix vaccine co-administered with Hiberix vaccine at Study Months 0, 2 and 4.
Biological: Pneumococcal vaccine GSK1024850A (Synflorix) · Biological: GSK Biologicals' Hiberix™
Subjects received 3 doses of Prevenar vaccine co-administered with Hiberix vaccine at Study Months 0, 2 and 4.
Biological: Prevenar · Biological: GSK Biologicals' Hiberix™
3 doses administered intramuscularly.
3 doses administered intramuscularly.
3 doses administered intramuscularly.
Also known as: Hib
Number of Subjects With Vaccine Pneumococcal Serotypes Antibody Concentrations Above the Cut-Off Value
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.
Time frame: One month after administration of 3rd dose of the pneumococcal conjugate vaccine
Number of Subjects With a Seropositivity Status Against Protein D and Defined Pneumococcal Serotypes
Seropositivity status for protein D is defined as anti protein D (anti-PD) antibody concentrations \>= 100 Enzyme-Linked Immuno Sorbent Assay (EL) units EL.U/mL. Seropositivity status for pneumococcal serotypes is defined as anti-pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F antibody concentrations \>= 0.05 ug/mL.
Time frame: One month after the administration of the 3rd vaccine dose of the pneumococcal conjugate vaccine
Number of Subjects With Opsonophagocytic Activity Against Pneumococcal Serotypes Contained in the Vaccine Above the Cut-off Value
The results were presented as the dilution of serum (opsonic titer) able to sustain 50% killing of live pneumococci under the assay conditions. In this assay the cut-off value for opsonophagocytic activity against pneumococcal antibody assessed was \>= 8. The vaccine pneumococcal serotypes assessed include 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F.
Time frame: One month after the administration of the 3rd vaccine dose of the pneumococcal conjugate vaccine
Number of Subjects With Cross-reactive Pneumococcal Serotype Antibody Concentrations Above the Cut-Off Value
Anti-pneumococcal antibody cut-off value assessed was 0.20 microgram per milliliter (ug/mL). Pneumococcal cross-reactive serotypes were 6A and 19A.
Time frame: One month after the administration of the 3rd vaccine dose of the pneumococcal conjugate vaccine
Antibody Concentrations Against Pneumococal Serotypes Contained in the Vaccine
Concentrations are reported as Geometric Mean Concentrations in ug/mL. Pneumococcal serotypes assessed include 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F, and 23F.
Time frame: One month after the administration of the 3rd vaccine dose of the pneumococcal conjugate vaccine
Anti-PD Antibody Concentration
Concentration of anti-PD antibody given as GMC expressed in EL.U/mL.
Time frame: One month after administration of 3rd vaccine dose of the pneumococcal conjugate vaccine
Antibody Concentrations Against Pneumococcal Cross-reactive Serotypes
Concentration of cross-reactive pneumococcal serotypes 6A and 19A in ug/mL.
Time frame: One month after the administration of the 3rd vaccine dose of the pneumococcal conjugate vaccine
Number of Subjects With Opsonophagocytic Activity Against Pneumococcal Cross-reactive Serotypes
The results were presented as the dilution of serum (opsonic titer) able to sustain 50% killing of live pneumococci under the assay conditions. In this assay the cut-off value for opsonophagocytic activity against pneumococcal cross-reactive serotypes 6A and 19A was defined as \>= 8.
Time frame: One month after the administration of the 3rd vaccine dose of the pneumococcal conjugate vaccine
Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibody Concentrations
Concentration of anti-PRP antibody given as GMC in ug/mL.
Time frame: One month after the administration of the 3rd vaccine dose of the pneumococcal conjugate vaccine
Number of Subjects With Seroprotection Status Against PRP
Seroprotection status is defined as anti-PRP antibody concentrations above 0.15 ug/mL and above 1.0 ug/mL
Time frame: One month after the administration of the 3rd vaccine dose of the pneumococcal conjugate vaccine
Number of Subjects Reporting Solicited Local Symptoms
Solicited local symptoms assessed include pain, redness and swelling.
Time frame: Within 4 days after each vaccination
Number of Subjects With Solicited General Symptoms
Solicited general symptoms assessed include drowsiness, fever, irritability and loss of appetite. Fever was defined as axillary temperature \>= 37.5 degrees Celsius.
Time frame: Within 4 days after each vaccination
Number of Subjects Reporting Unsolicited Adverse Events
Time frame: Within 31 days after each vaccination
Number of Subjects With Serious Adverse Events (SAE)
An SAE is any untoward medical occurrence that: results in death, is life-threatening, requires hospitalization or prolongation of existing hospitalization, results in disability/incapacity, is a congenital anomaly/birth defect in the offspring of a study subject, or may evolve into one of the outcomes listed above.
Time frame: Following the administration of the first dose of the study vaccines throughout the entire study period up to study month 5
| Milestone | Synflorix Group | Prevenar Group |
|---|---|---|
| Started | 374 | 129 |
| Completed | 364 | 125 |
| Not completed | 10 | 4 |
| Withdrew: Consent withdrawal | 6 | 3 |
| Withdrew: Lost to follow-up | 4 | 0 |
| Withdrew: Serious adverse event (sae) | 0 | 1 |
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.
| subjects | Synflorix Group | Prevenar Group |
|---|---|---|
| Anti-1 | 344 | 7 |
| Anti-4 | 343 | 123 |
| Anti-5 | 344 | 18 |
| Anti-6B | 318 | 121 |
| Anti-7F | 344 | 4 |
| Anti-9V | 343 | 122 |
| Anti-14 | 342 | 123 |
| Anti-18C | 343 | 123 |
| Anti-19F | 340 | 123 |
| Anti-23F | 331 | 121 |
Seropositivity status for protein D is defined as anti protein D (anti-PD) antibody concentrations \>= 100 Enzyme-Linked Immuno Sorbent Assay (EL) units EL.U/mL. Seropositivity status for pneumococcal serotypes is defined as anti-pneumococcal serotypes 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F antibody concentrations \>= 0.05 ug/mL.
| subjects | Synflorix Group | Prevenar Group |
|---|---|---|
| Anti-PD | 343 | 123 |
| Anti-1 | 344 | 44 |
| Anti-4 | 344 | 123 |
| Anti-5 | 344 | 85 |
| Anti-6B | 337 | 122 |
| Anti-7F | 344 | 22 |
| Anti-9V | 343 | 123 |
| Anti-14 | 344 | 123 |
| Anti-18C | 344 | 123 |
| Anti-19F | 344 | 123 |
| Anti-23F | 340 | 122 |
The results were presented as the dilution of serum (opsonic titer) able to sustain 50% killing of live pneumococci under the assay conditions. In this assay the cut-off value for opsonophagocytic activity against pneumococcal antibody assessed was \>= 8. The vaccine pneumococcal serotypes assessed include 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F and 23F.
| subjects | Synflorix Group | Prevenar Group |
|---|---|---|
| Opsono-1 (N=162; 62) | 150 | 8 |
| Opsono-4 (N=161; 63) | 158 | 63 |
| Opsono-5 (N=165; 62) | 161 | 6 |
| Opsono-6B (N=162; 63) | 152 | 63 |
| Opsono-7F (N=164; 59) | 164 | 40 |
| Opsono-9V (N= 165; 63) | 164 | 62 |
| Opsono-14 (N= 165; 63) | 163 | 62 |
| Opsono-18C (N= 159; 63) | 142 | 61 |
| Opsono-19F (N=164; 61) | 159 | 55 |
| Opsono-23F (N= 164; 63) | 160 | 62 |
Anti-pneumococcal antibody cut-off value assessed was 0.20 microgram per milliliter (ug/mL). Pneumococcal cross-reactive serotypes were 6A and 19A.
| subjects | Synflorix Group | Prevenar Group |
|---|---|---|
| Anti-6A | 232 | 85 |
| Anti-19A | 203 | 33 |
Concentrations are reported as Geometric Mean Concentrations in ug/mL. Pneumococcal serotypes assessed include 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F, and 23F.
| ug/mL | Synflorix Group | Prevenar Group |
|---|---|---|
| Anti-1 | 3.41 (3.14 to 3.71) | 0.04 (0.04 to 0.05) |
| Anti-4 | 4.00 (3.67 to 4.35) | 5.35 (4.66 to 6.15) |
| Anti-5 | 4.52 (4.24 to 4.83) | 0.07 (0.06 to 0.08) |
| Anti-6B | 1.40 (1.24 to 1.58) | 2.07 (1.75 to 2.44) |
| Anti-7F | 4.08 (3.77 to 4.41) | 0.03 (0.03 to 0.04) |
| Anti-9V | 3.39 (3.09 to 3.71) | 5.09 (4.34 to 5.96) |
| Anti-14 | 5.54 (5.02 to 6.12) | 8.51 (7.27 to 9.95) |
| Anti-18C | 5.80 (5.17 to 6.52) | 5.13 (4.31 to 6.11) |
| Anti-19F | 7.41 (6.67 to 8.23) | 2.77 (2.45 to 3.13) |
| Anti-23F | 1.96 (1.75 to 2.19) | 3.94 (3.26 to 4.77) |
Concentration of anti-PD antibody given as GMC expressed in EL.U/mL.
| EL.U/mL | Synflorix Group | Prevenar Group |
|---|---|---|
| Anti-PD Antibody Concentration | 1622.4 (1500.8 to 1754.0) | 88.2 (74.7 to 104.0) |
Concentration of cross-reactive pneumococcal serotypes 6A and 19A in ug/mL.
| ug/mL | Synflorix Group | Prevenar Group |
|---|---|---|
| Anti-6A | 0.38 (0.33 to 0.44) | 0.48 (0.36 to 0.63) |
| Anti-19A | 0.29 (0.25 to 0.33) | 0.12 (0.10 to 0.14) |
The results were presented as the dilution of serum (opsonic titer) able to sustain 50% killing of live pneumococci under the assay conditions. In this assay the cut-off value for opsonophagocytic activity against pneumococcal cross-reactive serotypes 6A and 19A was defined as \>= 8.
| subjects | Synflorix Group | Prevenar Group |
|---|---|---|
| Opsono-6A (N=158; 60) | 134 | 54 |
| Opsono-19A (N= 162; 60) | 53 | 7 |
Concentration of anti-PRP antibody given as GMC in ug/mL.
| ug/mL | Synflorix Group | Prevenar Group |
|---|---|---|
| Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibody Concentrations | 20.131 (16.775 to 24.158) | 11.844 (8.542 to 16.424) |
Seroprotection status is defined as anti-PRP antibody concentrations above 0.15 ug/mL and above 1.0 ug/mL
| subjects | Synflorix Group | Prevenar Group |
|---|---|---|
| Above 0.15 | 175 | 60 |
| Above 1.0 | 173 | 58 |
Solicited local symptoms assessed include pain, redness and swelling.
| subjects | Synflorix Group | Prevenar Group |
|---|---|---|
| Pain | 210 | 72 |
| Redness | 252 | 84 |
| Swelling | 182 | 69 |
Solicited general symptoms assessed include drowsiness, fever, irritability and loss of appetite. Fever was defined as axillary temperature \>= 37.5 degrees Celsius.
| subjects | Synflorix Group | Prevenar Group |
|---|---|---|
| Drowsiness | 212 | 65 |
| Fever | 113 | 33 |
| Irritability | 293 | 99 |
| Loss of Appetite | 177 | 66 |
| subjects | Synflorix Group | Prevenar Group |
|---|---|---|
| Number of Subjects Reporting Unsolicited Adverse Events | 213 | 62 |
An SAE is any untoward medical occurrence that: results in death, is life-threatening, requires hospitalization or prolongation of existing hospitalization, results in disability/incapacity, is a congenital anomaly/birth defect in the offspring of a study subject, or may evolve into one of the outcomes listed above.
| subjects | Synflorix Group | Prevenar Group |
|---|---|---|
| Number of Subjects With Serious Adverse Events (SAE) | 56 | 9 |
Collected over Up to study Month 5. Non-serious events are listed at a 5% frequency threshold.
| Group | Deaths | Serious | Other |
|---|---|---|---|
| Synflorix Group | — | 56/374 (15%) | 357/374 (95.5%) |
| Prevenar Group | — | 9/129 (7%) | 124/129 (96.1%) |
| Event | Synflorix Group | Prevenar Group |
|---|---|---|
| BronchiolitisInfections and infestations | 22/374 | 1/129 |
| Urinary tract infectionInfections and infestations | 9/374 | 1/129 |
| GastroenteritisInfections and infestations | 8/374 | 3/129 |
| PneumoniaInfections and infestations | 4/374 | 1/129 |
| PharyngitisInfections and infestations | 3/374 | 0/129 |
| Croup infectionsInfections and infestations | 2/374 | 1/129 |
| IntussusceptionGastrointestinal disorders | 2/374 | 1/129 |
| Meningitis asepticInfections and infestations | 2/374 | 1/129 |
| enteritisGastrointestinal disorders | 1/374 | 1/129 |
| AnorexiaMetabolism and nutrition disorders | 0/374 | 1/129 |
| Event | Synflorix Group | Prevenar Group |
|---|---|---|
| IrritabilityGeneral disorders | 293/374 | 99/129 |
| RednessGeneral disorders | 252/374 | 84/129 |
| DrowsinessGeneral disorders | 212/374 | 65/129 |
| PainGeneral disorders | 210/374 | 72/129 |
| SwellingGeneral disorders | 182/374 | 69/129 |
| Loss of appetiteGeneral disorders | 177/374 | 66/129 |
| FeverGeneral disorders | 113/374 | 33/129 |
| Upper respiratory tract infectionInfections and infestations | 44/374 | 16/129 |
| NasopharyngitisInfections and infestations | 42/374 | 16/129 |
| PharyngitisInfections and infestations | 23/374 | 6/129 |
| Age, Continuous(years) | Synflorix Group | Prevenar Group | Total |
|---|---|---|---|
| Mean | 9.5 ± 1.49 | 9.5 ± 1.43 | 9.5 ± 1.47 |
| Sex: Female, Male(Participants) | Synflorix Group | Prevenar Group | Total |
|---|---|---|---|
| Female | 189 | 71 | 260 |
| Male | 185 | 58 | 243 |
| Region of Enrollment(participants) | Synflorix Group | Prevenar Group | Total |
|---|---|---|---|
| East Asia | 373 | 129 | 502 ± 0 |
| Southeast Asia | 1 | 0 | 1 ± 0 |
Plan to share: Yes — Patient-level data for this study will be made available through www.clinicalstudydatarequest.com following the timelines and process described on this site.
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