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A Follow-up Trial to Assess the Persistence of the Immune Response to the Group B Streptococcus Vaccine (GBS-NN/NN2) After a Primary Vaccination of Healthy Pregnant Women, and to Assess Safety, Reactogenicity, and Immunogenicity of the GBS-NN/NN2 Vaccine When Administered During Follow-Up As a Booster Dose During a New Pregnancy

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Trial Profile

A Follow-up Trial to Assess the Persistence of the Immune Response to the Group B Streptococcus Vaccine (GBS-NN/NN2) After a Primary Vaccination of Healthy Pregnant Women, and to Assess Safety, Reactogenicity, and Immunogenicity of the GBS-NN/NN2 Vaccine When Administered During Follow-Up As a Booster Dose During a New Pregnancy

Status: Active, no longer recruiting
Phase of Trial: Phase II/III

Latest Information Update: 09 Sep 2026

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At a glance

  • Drugs GBS NN (Primary)
  • Indications Streptococcal infections
  • Focus Pharmacodynamics
  • Sponsors Minervax

Most Recent Events

  • 04 Sep 2026 The protocol has been amended to change in time frame.
  • 14 Apr 2026 Status changed from recruiting to active, no longer recruiting.
  • 13 Mar 2025 Planned End Date changed from 30 Jun 2030 to 30 Jun 2029.

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