MedPath

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

Not Applicable
Not yet recruiting
Conditions
Meningococcal Infections
Interventions
Biological: EG-MCV4
Registration Number
NCT07204457
Lead Sponsor
EyeGene Inc.
Brief Summary

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

Not available

Recruitment & Eligibility

Status
NOT_YET_RECRUITING
Sex
All
Target Recruitment
1123
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.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
EG-MCV4 (Test group 1)EG-MCV4Healthy adults received 0.5 mL single intramuscular dose on Day 0.
EG-MCV4 (Test group 2)EG-MCV4Healthy adults received 0.25 mL single intramuscular dose on Day 0.
MenveoMenveoHealthy adults received 0.5 mL single intramuscular dose on Day 0.
Primary Outcome Measures
NameTimeMethod
Seroresponse28 days after the vaccination

* Part 1:

* The proportion of subjects achieving a seroresponse as measured by hSBA and rSBA

* Part 2:

* The proportion of subjects achieving a seroresponse as measured by rSBA

Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (1)

The Catholic University of Eunpyeong St.Mary's Hospital

🇰🇷

Seoul, South Korea

The Catholic University of Eunpyeong St.Mary's Hospital
🇰🇷Seoul, South Korea

MedPath

Empowering clinical research with data-driven insights and AI-powered tools.

© 2025 MedPath, Inc. All rights reserved.