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Acellular PertussisPhase 3NCT00263679

Assessment of GSK Biologicals' Tdap Candidate Vaccine Administered as a Booster (6th Dose) in Terms of Immunogenicity and Safety to Children and Adolescents Previously Vaccinated With Five Doses of an Acellular Pertussis-containing Vaccine.

A Phase 3 study testing Prophylaxis: Diphtheria, tetanus and pertussis in people with Acellular Pertussis and Diphtheria, run by GlaxoSmithKline at 13 sites in Germany.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The aims of this study are to evaluate the safety and immunogenicity of a booster dose of GSK Biological's candidate Tdap vaccine containing 0.3 mg Al when administered to healthy school children and adolescents (9-13 years of age) previously vaccinated with five consecutive doses of Pa-containing vaccine. Read more about this study

Who is it for?
Ages 9 to 13 yearsHealthy volunteers can take part
Conditions the study is for
Acellular Pertussis, Diphtheria, Tetanus
What is being tested?
Prophylaxis: Diphtheria, tetanus and pertussis
How many people
321 participants
Where
13 sitesGermany
Study dates
Nov 2003to Oct 2004
Phase
Phase 3
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 9 to 13 years
  • All sexes
  • Healthy volunteers accepted
  • Child

Who may be able to join

  • Subjects previously enrolled and vaccinated in GSK Biologicals' studies APV-118 and APV-120 and who were 9 through 13 years of age

Who cannot join

  • Use of any investigational or non-registered drug or vaccine other than the study vaccines within 30 days preceding the administration of study vaccines, or planned use during the study period.
  • Chronic administration or planned administration of immunosuppressants or other immune modifying drugs within six months prior to study vaccination or planned administration during the study period
  • Administration of immunoglobulins and/or blood products within 3 months prior to vaccination

Trial locations and contacts

13 sites in 1 country.

13 sites in 1 country

Germany13 sites
  • GSK Investigational Site

    Erkrath, North Rhine-Westphalia, 40699

  • GSK Investigational Site

    Flensburg, Schleswig-Holstein, 24937

  • GSK Investigational Site

    Flensburg, Schleswig-Holstein, 24939

  • GSK Investigational Site

    Flensburg, Schleswig-Holstein, 24943

  • GSK Investigational Site

    Flensburg, Schleswig-Holstein, 24944

  • GSK Investigational Site

    Husum, Schleswig-Holstein, 25813

  • GSK Investigational Site

    Kehl, Baden-Wurttemberg, 77694

  • GSK Investigational Site

    Krefeld, North Rhine-Westphalia, 47798

  • GSK Investigational Site

    Limburg an der Lahn, Hesse, 65549

  • GSK Investigational Site

    Mainz, Rhineland-Palatinate, 55131

  • GSK Investigational Site

    Oberkirch, Baden-Wurttemberg, 77704

  • GSK Investigational Site

    Trier, Rhineland-Palatinate, 54290

  • GSK Investigational Site

    Willich, North Rhine-Westphalia, 47877

Other trials in Germany

About this study

Official title: A Phase III, Double-blinded, Randomized, Multicenter, Clinical Study to Assess the Safety and Immunogenicity of GSK Biologicals' Tdap 0.3 mg Candidate Vaccine When Given as a Booster Dose to Healthy School Children and Adolescents (9-13 Years of Age), Previously Vaccinated With a 5th Consecutive Dose of Acellular Pertussis-containing Vaccine, in Studies APV-118 or APV-120

The aims of this study are to evaluate the safety and immunogenicity of a booster dose of GSK Biological's candidate Tdap vaccine containing 0.3 mg Al when administered to healthy school children and adolescents (9-13 years of age) previously vaccinated with five consecutive doses of Pa-containing vaccine. The inclusion of hepatitis A vaccine (Havrix®) as a control vaccine enables this study to be conducted in a double-blinded in terms of immunogenicity and safety assessments.

Being tested
Prophylaxis: Diphtheria, tetanus and pertussis
Medical subject headings
Diphtheria, Tetanus

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Prophylaxis: Diphtheria, tetanus and pertussisBiological

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Safety after vaccination.

Secondary outcomes (1)
  1. Immunogenicity and safety after vaccination

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted9 Dec 2005 (estimated)
  2. Study startNov 2003
  3. Primary completionMay 2004
  4. Study completionOct 2004

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
321 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00263679
Sponsor's protocol ID
100406/004
Status last verified
Sep 2016
First submitted
8 Dec 2005
Last updated
15 Sep 2016
Results posted
No
Individual data sharing
Yes: Patient-level data for this study will be made available through www.clinicalstudydatarequest.com following the timelines and process described on this site.

Publications

  • Mertsola J et al. The immunogenicity and safety of repeated administration of dTpa booster in adolescents and young adults. Abstract presented at the 27th annual ESPID meeting, Brussels, Belgium, 9-13 June 2009.

  • Mertsola J et al. The safety of repeated administration of Boostrix™, a reduced-antigen-content dTpa booster. Abstract presented at Excellence In Paediatrics (EIP). Florence, Italy, 3-6 December 2009.

  • Mertsola J et al. The safety of repeated administration of reduced-antigen-content dTpa boosters. Abstract presented at WSPID- 6th World Congress. Buenos Aires, Argentina, 19-22 November 2009

  • Zepp F, Knuf M, Habermehl P, Mannhardt-Laakmann W, Howe B, Friedland LR. Safety of reduced-antigen-content tetanus-diphtheria-acellular pertussis vaccine in adolescents as a sixth consecutive dose of acellular pertussis-containing vaccine. J Pediatr. 2006 Nov;149(5):603-610. doi: 10.1016/j.jpeds.2006.06.016.

    PubMed 17095328
  • Zepp F, Habermehl P, Knuf M, Mannhardt-Laakman W, Howe B, Friedland LR. Immunogenicity of reduced antigen content tetanus-diphtheria-acellular pertussis vaccine in adolescents as a sixth consecutive dose of acellular pertussis-containing vaccine. Vaccine. 2007 Jul 20;25(29):5248-52. doi: 10.1016/j.vaccine.2007.05.012. Epub 2007 Jun 4.

    PubMed 17583395

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Prophylaxis: Diphtheria, tetanus and pertussis in people with Acellular Pertussis and Diphtheria, run by GlaxoSmithKline at 13 sites in Germany.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 15 Sep 2016. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 13 sites in Germany. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Safety after vaccination.. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00263679, which also lists 5 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 15 Sep 2016.

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