Status:

ACTIVE_NOT_RECRUITING

A Phase 3 Study to Assess the Immune Response And Safety Of Rmenb+Omv Nz In Primed Healthy Participants (10 To 20 Years Old)

Lead Sponsor:

GlaxoSmithKline

Conditions:

Meningitis

Eligibility:

All Genders

10-20 years

Phase:

PHASE3

Brief Summary

The main purpose of this study is to evaluate the immune response and safety of a booster dose of the meningococcal group B vaccine, rMenB+OMV NZ (also known as Bexsero), in adolescents and young adul...

Eligibility Criteria

Inclusion

  • Participants are eligible to be included in the study only if all of the following criteria apply:
  • For primed group only:
  • • Participated who were primed with rMenB + OMV NZ in only either 3+1 or 2+1 schedule during the first 2 years of life as confirmed by electronic or paper vaccination record.
  • OR
  • For naïve group only:
  • • Electronic or paper vaccination record confirmed participant who has never received any group B meningococcal vaccine and is recruited in the same country as primed participants.
  • For all participants:
  • Participants and/or participants' parent(s)/ legally acceptable representative(s) (LAR\[s\]), who, in the opinion of the investigator, can and will comply with the requirements of the protocol
  • Written or witnessed/thumb printed informed consent obtained from the participant / parent(s)/LAR(s) of the participant prior to performance of any study-specific procedure.
  • Written informed assent obtained from the participant (if applicable) along with informed consent from the participant's parent(s)/LAR(s) prior to performing any study specific procedure.
  • Note: For age 10-16 years, parents or LAR to give consent along with participants, based on country regulations for participants and for \>16/18 to 20 years, participants give consent independent of parents/LARs, or as per local country regulations.
  • A male or female between, and including, 10 and 20 years of age at the time of the first study intervention administration.
  • Female participants of non-childbearing potential may be enrolled in the study. Non-childbearing potential is defined as pre-menarche, hysterectomy, bilateral ovariectomy.
  • Female participants of childbearing potential may be enrolled in the study, if the participant:
  • has practiced adequate contraception for 1 month prior to study intervention administration, and
  • has a negative pregnancy test on the day of study intervention administration, and
  • has agreed to continue adequate contraception during the entire study treatment period.

Exclusion

  • Participants are excluded from the study if any of the following criteria apply:
  • Medical conditions
  • Current or previous, confirmed or suspected disease caused by N. meningitidis.
  • Known exposure to an individual with laboratory confirmed N. meningitidis infection, within 60 days prior to enrollment.
  • History of any reaction or hypersensitivity likely to be exacerbated by any component of the study intervention.
  • Medical conditions representing a contraindication to intramuscular vaccination and blood draws.
  • Any confirmed or suspected immunosuppressive or immunodeficient condition, based on medical history and physical examination (no laboratory testing required).
  • Any other clinical condition that, in the opinion of the investigator, might pose additional risk to the participant due to participation in the study.
  • Prior/Concomitant therapy
  • Use of any investigational or non-registered product (drug, vaccine or medical device) other than the study intervention during the period beginning 30 days before the first dose of study intervention (Day -29 to Day 1), or their planned use during the study period.
  • Chronic administration of immune-modifying drugs (defined as more than 14 consecutive days in total) and/or planned use of long-acting immune-modifying treatments at any time up to the end of the study.
  • Within 90 days prior to study intervention administration: for corticosteroids, this will mean prednisone equivalent ≥20 mg/day for adult participants or \>= 0.5 mg/kg/day with maximum of 20 milligram (mg)/day for pediatric participants. Inhaled and topical steroids are allowed.
  • Within 90 days prior to study intervention administration: long-acting immune-modifying drugs including among others immunotherapy (e.g., TNF-inhibitors), monoclonal antibodies, antitumoral medication.
  • Administration of immunoglobulins and/or any blood products or plasma derivatives within 180 days prior to study intervention administration and/or planned use at any time up to the end of the study.
  • For primed group only:
  • • Participants who received additional dose(s) of group B meningococcal vaccine other than 2+1 or 3+1 schedule prior to study intervention administration.
  • Prior/Concurrent clinical study experience
  • • Concurrently participating in another clinical study, at any time during the study period, in which the participant has been or will be exposed to an investigational or a non-investigational intervention (drug/vaccine/invasive medical device).
  • Other exclusion criteria
  • Pregnant or lactating female participant.
  • Any study personnel or their immediate dependents, family, or household member.
  • Child in care.

Key Trial Info

Start Date :

July 7 2025

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 10 2025

Estimated Enrollment :

226 Patients enrolled

Trial Details

Trial ID

NCT06995430

Start Date

July 7 2025

End Date

December 10 2025

Last Update

November 24 2025

Active Locations (17)

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Page 1 of 5 (17 locations)

1

GSK Investigational Site

Espoo, Finland, 02230

2

GSK Investigational Site

Helsinki, Finland, 00100

3

GSK Investigational Site

Jarvenpaa, Finland, 04400

4

GSK Investigational Site

Kokkola, Finland, 67100