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Completed

NCT Number: NCT00489554

Primary Vaccination Study With a Pneumococcal Conjugate Vaccine in Healthy Children 6 to 12wks of Age

The purpose of this study is to assess the immunogenicity in terms of antibody response and the safety/reactogenicity in terms of solicited and unsolicited symptoms and serious adverse events following primary vaccination of Mexican infants with pneumococcal conjugate vaccine GSK 1024850A co-administered with a diphtheria, tetanus, acellular pertussis (DTPa)-combined vaccine (Infanrix hexa) and rotavirus vaccine (Rotarix) in children during the first 6 months of age.

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Key information

Age range

6 week–12 week

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

GSK Investigational Site, Mexico City, Mexico

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About this study

The Protocol Posting has been updated in order to comply with the FDA Amendment Act, Sep 2007.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Male or female subjects between and including 6-12 weeks of age at the time of the first vaccination.
  • Subjects for whom the investigator believes that their parents/guardians can and will comply with the requirements of the protocol.
  • Written informed consent obtained from the parent or guardian of the subject.
  • Free of obvious health problems as established by medical history and clinical examination before entering into the study.
  • Born after a gestation period of 36 to 42 weeks inclusive.

Exclusion criteria

  • Use of any investigational or non-registered product (drug or vaccine) other than the study vaccine(s) within 30 days preceding the first dose of study vaccine, or planned use during the study period.
  • Planned administration/administration of a vaccine not foreseen by the study protocol during the period starting one month before each dose of vaccines and ending 7 days after dose 1 and dose 2 and one month after dose 3.
  • Concurrently participating in another clinical study, at any time during the study period, in which the subject has been or will be exposed to an investigational or a non-investigational product.
  • Chronic administration (defined as more than 14 days) of immunosuppressants or other immune-modifying drugs since birth.
  • A family history of congenital or hereditary immunodeficiency.
  • Any confirmed or suspected immunosuppressive or immunodeficient condition based on medical history and physical examination.
  • Administration of immunoglobulins and/or any blood products since birth or planned administration during the study period.
  • Previous vaccination against diphtheria, tetanus, pertussis, polio, hepatitis B, Haemophilus influenzae type b, rotavirus and/or Streptococcus pneumoniae; with the exception of vaccines where the first dose may be given at birth within the first two weeks of life according to national recommendations (e.g. Hepatitis B and BCG).
  • History of, or intercurrent, diphtheria, tetanus, pertussis, polio, hepatitis B and Haemophilus influenzae type b disease.
  • Gastroenteritis within 7 days preceding the study vaccine administration (warrants deferral of the vaccination).
  • Any clinically significant history of chronic gastrointestinal disease including any uncorrected congenital malformation of the gastrointestinal (GI) tract, intussusception (IS) or other medical condition determined to be serious by the investigator.
  • History of allergic disease or reactions likely to be exacerbated by any component of the vaccines.
  • History of any neurological disorders or seizures.
  • Major congenital defects or serious chronic illness.
  • Acute disease at the time of enrolment.

Treatment and study plan

Synflorix

Biological

Intramuscular injection, 3 doses.

Other names: Pneumococcal conjugate vaccine GSK1024850A.

Infanrix hexa

Biological

Intramuscular injection, 3 doses.

Rotarix

Biological

Oral, 2 doses.

Primary outcomes

  1. Antibody Concentrations Against Pneumococcal Vaccine Serotypes

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

    Concentrations were expressed as geometric mean concentration (GMC). The vaccine pneumococcal serotypes assessed include 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F, and 23F.

  2. Antibody Concentrations Against Protein D

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

    Concentrations were given as geometric mean concentration (GMC) expressed as enzyme-linked immuno-sorbent assay (ELISA) units per milliliter.

Secondary outcomes

  1. Opsonophagocytic Titer Against Pneumococcal Vaccine Serotypes

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

    The results were presented as the geometric mean dilution of serum (opsonic titer) able to sustain 50% killing of live pneumococci under the assay conditions. The vaccine pneumococcal serotypes assessed include 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F, and 23F.

  2. Number of Subjects With Anti-pneumococcal Vaccine Serotypes Antibody Concentrations Greater Than or Equal to 0.2 Microgram Per Milliliter

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

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

  3. Antibody Concentrations Against Pneumococcal Cross-reactive Serotypes

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

    Antibody concentrations were expressed as Geometric Mean Concentrations against pneumococcal cross-reactive serotypes 6A and 19A.

  4. Opsonophagocytic Titer Against Pneumococcal Cross-reactive Serotypes

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

    The results were presented as the geometric mean dilution of serum (opsonic titer) able to sustain 50% killing of live pneumococci under the assay conditions. The cross-reactive pneumococcal serotypes assessed include 6A and 19A.

  5. Number of Subjects Seropositive Against Vaccine Pneumococcal Serotypes

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

    Seropositivity was defined as anti-pneumococcal antibody concentration greater than or equal to 0.05 microgram per milliliter. The vaccine pneumococcal serotypes assessed include 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F, and 23F.

  6. Number of Subjects Seropositive for Opsonic Titer Against Vaccine Pneumococcal Serotypes

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

    Seropositivity was defined as an opsonic titer greater than or equal to 8. The vaccine pneumococcal serotypes assessed include 1, 4, 5, 6B, 7F, 9V, 14, 18C, 19F, and 23F.

  7. Number of Subjects Seropositive Against Cross-reactive Pneumococcal Serotypes

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

    Seropositivity was defined as anti-pneumococcal antibody concentration greater than or equal to 0.05 microgram per milliliter. The cross-reactive pneumococcal serotypes assessed include 6A and 19A.

  8. Number of Subjects Seropositive for Opsonic Titer Against Cross-reactive Pneumococcal Serotypes

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

    Seropositivity was defined as anti-pneumococcal antibody opsonic titer greater than or equal to 8. The vaccine pneumococcal cross-reactive serotypes assessed include 6A and 19A.

  9. Number of Subjects Seropositive for Anti-Protein D Antibodies

    Time frame: One month after the administration of the 3rd vaccine dose i.e. Month 5

    Seropositivity was defined as antibody concentration greater than or equal to 100 Enzyme-Linked Immuno Sorbent Assay (ELISA) units per milliliter.

  10. Number of Subjects Reporting Any and Grade 3 Solicited Local Adverse Events (AEs)

    Time frame: Within 4 days following any vaccine dose

    Grade 3 redness and swelling was > 30 millimeter (mm) and grade 3 pain was subjects crying when limb was moved/spontaneously painful. Any was occurrence of any local symptom regardless of grade and whatever the number of injections.

  11. Number of Subjects Reporting Any, Grade 3 and Related Solicited General AEs

    Time frame: Within 4 days following any vaccine dose

    Any fever was defined as axillary temperature ≥ 37.5 degree centigrade (°C), grade 3 fever was axillary temperature > 39.5°C. Grade 3 drowsiness, irritability, and loss of appetite was general symptom which prevented normal everyday activities. Grade 3 diarrhea was ≥ 6 looser than normal stools/day and Grade 3 vomiting was ≥ 3 episodes of vomiting/day. Related was solicited general symptom considered by the investigator to have a causal relationship to study vaccination.

  12. Number of Subjects Reporting Any Unsolicited AEs

    Time frame: Within 31 days after any vaccine dose

    Unsolicited AE covers any AE reported in addition to those solicited during the clinical study and any solicited symptom with onset outside the specified period of follow-up for solicited symptoms.

  13. Number of Subjects Reporting Any Serious Adverse Events (SAEs)

    Time frame: Up to Month 5

    SAEs assessed include medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization, result in disability/incapacity or are a congenital anomaly/birth defect in the offspring of a study subject.

Sponsors and collaborators

Lead sponsor

GlaxoSmithKline

Industry

Registry information

Official study title

Primary Vaccination Course in Children Receiving the Pneumococcal Vaccine GSK 1024850A, Infanrix Hexa and Rotarix

Important dates

Study start
2007
Primary completion
2008
Study completion
2008
First posted
Jun 21, 2007
Registry last updated
Jan 13, 2020

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

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This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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