Immunogenicity and Safety of Meningococcal Conjugate Vaccine (EG-MCV4) in Healthy Adults Aged 19 to 55 Years Old

NCT ID: NCT07204457

Last Updated: 2025-12-01

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE2/PHASE3

Total Enrollment

1123 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-10-15

Study Completion Date

2027-06-30

Brief Summary

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Phase 2/3 study to evaluate immunogenicity and safety in healthy adult participants following a single dose administration of Meningococcal (groups A, C, W-135, and Y) conjugate vaccine

Detailed Description

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Conditions

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Meningococcal Infections

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

DOUBLE

Participants Outcome Assessors

Study Groups

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EG-MCV4 (Test group 1)

Healthy adults received 0.5 mL single intramuscular dose on Day 0.

Group Type EXPERIMENTAL

EG-MCV4

Intervention Type BIOLOGICAL

single intramuscular dose on Day 0

EG-MCV4 (Test group 2)

Healthy adults received 0.25 mL single intramuscular dose on Day 0.

Group Type EXPERIMENTAL

EG-MCV4

Intervention Type BIOLOGICAL

single intramuscular dose on Day 0

Menveo

Healthy adults received 0.5 mL single intramuscular dose on Day 0.

Group Type ACTIVE_COMPARATOR

Menveo

Intervention Type BIOLOGICAL

single intramuscular dose on Day 0

Interventions

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EG-MCV4

single intramuscular dose on Day 0

Intervention Type BIOLOGICAL

Menveo

single intramuscular dose on Day 0

Intervention Type BIOLOGICAL

Other Intervention Names

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Meningococcal(Groups A, C, W-135, and Y) Conjugate Vaccine Meningococcal(Groups A, C, W-135, and Y) Conjugate Vaccine

Eligibility Criteria

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Inclusion Criteria

* Healthy males and females aged 19 to 55 years.
* Individuals who have been fully informed about the clinical trial, understand the details, and voluntarily agree to participate by providing written informed consent.
* Individuals who are available for all scheduled visits, including phone calls and in-person appointments, for the duration of the study.

Exclusion Criteria

* History of prior disease caused by N. meningitidis.
* Contact with a person infected with N. meningitidis within 60 days of screening.
* Prior receipt of a meningococcal vaccine or a vaccine containing a meningococcal antigen.
* History of or planned vaccination with any other vaccine within 4 weeks before or after administration of the investigational product.
* History of fever (≥ 38°C) within 3 days of screening, or a history of a significant acute infectious disease within 7 days of screening, or a chronic infectious disease within 4 weeks of screening.
* History of Hepatitis B or C at the time of screening.
* Presence of any significant acute, chronic, or progressive disease that, in the opinion of the investigator, could interfere with the conduct or completion of the study.
* History of malignancy or high-risk malignant disease within 5 years before the investigational product administration.
* History of epilepsy, progressive neurological disease, or Guillain-Barré Syndrome.
* History of anaphylaxis.
* History of systemic urticaria within 5 years of the investigational product administration.
* Hypersensitivity to the active substance, diphtheria toxoid (CRM197), or any other excipient, or a history of a life-threatening reaction to a vaccine containing similar components.
* Hypersensitivity to the investigational vaccine, any of its components, or latex.
* History of any therapy that could affect the immune system within 6 months of screening.
* History of immunodeficiency disease, or a family history of such a disease.
* Receipt of any parenteral immunoglobulin preparation, blood product, or plasma derivatives within 90 days of screening, or planned administration during the study period.
* History of platelet-related or hemorrhagic disorders or a history of excessive bleeding or bruising after intramuscular injection or venipuncture.
* Current treatment with anticoagulants or new antiplatelet agents.
* History of organ or bone marrow transplantation.
* Suspected history of drug or alcohol abuse within 1 year before the investigational product administration.
* Individuals unwilling to use a medically acceptable method of contraception for the duration of the clinical trial.
* Pregnant or lactating women.
* Receipt or planned receipt/application of another investigational drug or medical device within 6 months prior to study participation.
* Presence of a significant abnormality on a screening test, or any other reason that, in the opinion of the investigator, makes the individual unsuitable for the study.
Minimum Eligible Age

19 Years

Maximum Eligible Age

55 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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BMI Korea

INDUSTRY

Sponsor Role collaborator

EyeGene Inc.

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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The Catholic University of Eunpyeong St.Mary's Hospital

Seoul, , South Korea

Site Status RECRUITING

Countries

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South Korea

Central Contacts

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Jooyoung Park

Role: CONTACT

+82-2-322-1687

Kyung-Hee Lee

Role: CONTACT

+82-2-322-1687

Other Identifiers

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EG-MCV4-P3

Identifier Type: -

Identifier Source: org_study_id

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