A Study to Assess the Persistence of Two GBS Antibodies in Women Previously Immunized With a GBS Vaccine

February 8, 2020 updated by: Novartis Vaccines

A Phase I Extension Study to Assess the Long-Term Persistence of GBS Serotypes Ib and III Antibodies in Women Previously Immunized With a GBS Ib and III Crm-Glycoconjugate Vaccine

This study looks at the body's immune response to a GBS vaccine 2 years after the orginal vaccine(s) were given in the V98P2 study. Blood will be drawn and evaluated for GBS antibody levels.

Study Overview

Study Type

Interventional

Enrollment (Actual)

95

Phase

  • Phase 1

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

    • CH - 6853 Ligornetto
      • Via Mastri, 36, CH - 6853 Ligornetto, Switzerland
        • Institute for Pharmacokinetic and Analytical Studies

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

20 years to 42 years (Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

Female

Description

Inclusion Criteria:

  • Individuals who have given written consent.
  • Individuals who participated in V98P2 and received the complete schedule of vaccinations.

Exclusion Criteria:

  • Individuals who have not given written consent.
  • Subjects who did not receive the complete schedule of vaccination in V98P2.

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: Non-Randomized
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
No Intervention: Arm 1
This is a phlebotomy study.

No vaccine will be administered in this study. Only one study visit is required.

Subjects will return to the clinic for a single visit at 24 months (± 3 months) after the last injection administered in the V98P2 study.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Antibody (Ab) response data at 24-months after the last injection given in study V98P2 GMCs, GMRs and associated 95% confidence intervals will also be determined.
Time Frame: 24- months post last injection from V98P2
24- months post last injection from V98P2

Collaborators and Investigators

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

January 1, 2010

Primary Completion (Actual)

August 1, 2010

Study Completion (Actual)

December 1, 2010

Study Registration Dates

First Submitted

January 19, 2010

First Submitted That Met QC Criteria

January 19, 2010

First Posted (Estimate)

January 21, 2010

Study Record Updates

Last Update Posted (Actual)

February 11, 2020

Last Update Submitted That Met QC Criteria

February 8, 2020

Last Verified

December 1, 2011

More Information

Terms related to this study

Other Study ID Numbers

  • V98P2E1

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.

Clinical Trials on Group B Streptococcus (GBS) Disease

Clinical Trials on Group B streptococcus (GBS) vaccine

3
Subscribe