Study to Assess if Quinvaxem Can be Interchanged With Other Pentavalent Vaccines During Standard Childhood Vaccination

August 29, 2013 updated by: Crucell Holland BV

A Phase IV, Single-blind, Randomized, Controlled, Monocentric Study to Assess the Interchangeability of Quinvaxem (DTwP-HepB-Hib) as the 2nd and 3rd Dose After Initial Vaccination With Tritanrix HB+Hib (DTwP-HepB/Hib) With Respect to Safety and Immunogenicity in Healthy Infants at 6, 10 and 14 Weeks of Age

This is a study to show that vaccination with 1 dose of Tritanrix HB+Hib followed by Quinvaxem vaccine as the 2nd and 3rd dose is not inferior to vaccination with Quinvaxem for all 3 doses, with respect to protection against all antibodies (anti-hepatitis B surface antibodies, anti-polyribosyl ribitol phosphate (PRP), anti-diphtheria, anti-tetanus and anti-Bordetella pertussis) 1 month after completion of the 6-10-14 week vaccination course.

Study Overview

Study Type

Interventional

Enrollment (Actual)

400

Phase

  • Phase 4

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Muntinlupa City, Philippines
        • Research Institute for Tropical Medicine

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

1 month to 2 months (Child)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • A male or female between, and including, 42 and 64 days of age at the time of the first vaccination
  • Written informed consent obtained from parents/legal guardian of the subject
  • Free of obvious health problems as established by medical history and/or clinical examination before entering the study
  • Hepatitis B vaccination at birth (within 48 hours) Available for all scheduled study visits

Exclusion Criteria:

  • Use of any investigational drug or any investigational vaccine within 30 days preceding the first dose of study vaccine, or planned use during the study period and safety follow-up
  • Planned administration of a vaccine not foreseen by the study protocol
  • Known or suspected impairment of immune function, known Human immunodeficiency virus (HIV)-positivity, receiving immunosuppressive therapy, or having received systemic immunosuppressive therapy within 1 month prior to study entry (note: inhaled and topical steroids are allowed)
  • Administration of parenteral immunoglobulin preparation and/or blood products since birth
  • Previous vaccination against Haemophilus influenzae type b (Hib) and/or diphtheria, tetanus, pertussis (DTP)
  • History of anaphylaxis, or any serious vaccine reaction, or allergy to any vaccine component or to products containing mercury compounds, such as sodium ethylmercuro-thiosalicylate
  • Significant acute infection
  • Any condition which, in the opinion of the investigator, might interfere with the evaluation of the study objectives
  • Participation in another clinical study

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Quinvaxem

A single dose (0.5 mL) of Quinvaxem contains:

diphtheria antitoxin (>= 30 IU), tetanus antitoxin (>= 60 IU), whole-cell inactive pertussis bacteria (>= 4 IU), 10 mcg Hib oligosaccharide conjugate (approx. 25 mcg CRM197), 10 mcg Hepatitis B surface antigen

One dose of Quinvaxem given at Weeks 6, 10 and 14

Active Comparator: Tritanrix Hib/HepB + Quinvaxem

A single dose (0.5 mL) of Quinvaxem contains:

diphtheria antitoxin (>= 30 IU), tetanus antitoxin (>= 60 IU), inactive pertussis bacteria (>= 4 IU), 10 mcg Hib polysaccharide conjugate (approx. 25 mcg tetanus toxoid), 10 mcg Hepatitis B surface antigen

One dose of Quinvaxem given at Weeks 6, 10 and 14

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Seroprotection Rate: Anti-PRP Antibodies
Time Frame: 1 month after the third vaccination
Percentage of subjects with an anti-PRP titer ≥0.15 µg/mL (i.e. seroprotection rate)
1 month after the third vaccination
Seroprotection Rate: Anti-hepatitis B Surface Antibodies
Time Frame: 1 month after the third vaccination
Percentage of subjects with an anti-hepatitis B surface antibody titer ≥10 IU/L (i.e. seroprotection rate)
1 month after the third vaccination
Seroprotection Rate: Anti-diphtheria Toxoid Antibodies
Time Frame: 1 month after the third vaccination
Percentage of subjects with antibody levels against diphtheria toxoid ≥0.1 IU/mL (i.e. seroprotection rate)
1 month after the third vaccination
Seroprotection Rate: Anti-tetanus Toxoid Antibodies
Time Frame: 1 month after the third vaccination
Percentage of subjects with antibody levels against tetanus toxoid ≥0.1 IU/mL (i.e. seroprotection rate)
1 month after the third vaccination
Seroprotection Rate: Anti-B. Pertussis Antibodies
Time Frame: 1 month after the third vaccination
Percentage of subjects with an anti-B. pertussis antibody titer ≥20 EU/mL or a 4-fold increase over baseline (i.e. seroconversion rate)
1 month after the third vaccination

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Maria RZ Capeding, MD, Research Institute for Tropical Medicine (RITM)

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

May 1, 2011

Primary Completion (Actual)

September 1, 2011

Study Completion (Actual)

September 1, 2011

Study Registration Dates

First Submitted

May 19, 2011

First Submitted That Met QC Criteria

May 20, 2011

First Posted (Estimate)

May 23, 2011

Study Record Updates

Last Update Posted (Estimate)

September 9, 2013

Last Update Submitted That Met QC Criteria

August 29, 2013

Last Verified

August 1, 2013

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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