MedPath

Non-inferiority and Safety Study of EuTCV Compared to Typbar-TCV in Healthy 6 Months-45 Years Aged Participants

Phase 2
Completed
Conditions
Typhoid Fever
Interventions
Biological: EuTCV (Vi-CRM Typhoid conjugate vaccine)
Biological: Typbar-TCV
Registration Number
NCT04830371
Lead Sponsor
EuBiologics Co.,Ltd
Brief Summary

This is an observer-blinded, comparative, single dose, clinical phase II/III study to assess the immunogenicity and safety of EuTCV compared to Typhoid conjugate vaccine in healthy Filipino participants aged 6 months to 45 years.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
444
Inclusion Criteria
  1. Healthy participants ≥6 months and ≤45 years of age at enrolment
  2. Participants/Parents/Legally Authorized Representative(LAR) willing to give written informed consent/assent to participate in the trial
  3. Participants/Parents/LAR willing to follow the study procedures of the study and available for the entire duration of the study
  4. Participants who are healthy as determined by medical history, with no clinically significant abnormalities in clinical examination and laboratory tests
  5. Female participants must have a negative serum (at Screening) and negative urinary (at Day 1) pregnancy test and agree to use 2 methods of contraception from dosing until 90 days after vaccination.
Exclusion Criteria
  1. Participants/Parents/LAR unwilling to give his/her consent/assent to participate in the trial
  2. Participants concomitantly enrolled or scheduled to be enrolled in another trial
  3. Children and infants with a congenital abnormality
  4. Known history of immune function disorders including immunodeficiency disease, or chronic use of systemic steroids, cytotoxic or other immunosuppressive drugs
  5. Pregnant, lactating women or women of childbearing age not using a reliable method of contraception
  6. History of uncontrolled coagulopathy or blood disorders
  7. Any abnormality or chronic disease which in the opinion of the investigator might be detrimental for the safety of the participant and interfere with the assessment of the trial objectives
  8. History of alcohol or substance abuse

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Arm A (Vi-CRM197, Batch #2)EuTCV (Vi-CRM Typhoid conjugate vaccine)Single dose of Typhoid Conjugate Vaccine (Vi-CRM197) Batch #2 will be intramuscularly administered at Day 0.
Arm A (Vi-CRM197, Batch #1)EuTCV (Vi-CRM Typhoid conjugate vaccine)Single dose of Typhoid Conjugate Vaccine (Vi-CRM197) Batch #1 will be intramuscularly administered at Day 0.
Arm D (Typbar-TCV)Typbar-TCVSingle dose of Typhoid Conjugate Vaccine (Typbar-TCV) will be intramuscularly administered at Day 0.
Arm A (Vi-CRM197, Batch #3)EuTCV (Vi-CRM Typhoid conjugate vaccine)Single dose of Typhoid Conjugate Vaccine (Vi-CRM197) Batch #3 will be intramuscularly administered at Day 0.
Primary Outcome Measures
NameTimeMethod
Proportion of Solicited local and systemic AEs7 days after vaccination
Seroconversion rate4 weeks after vaccination of EuTCV (pooled of 3 batches)/Typbar-TCV compared to baseline
Proportion of unsolicited AEswithin 28 days after vaccination
Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (2)

University of the East Ramon Magsaysay Memorial Medical Center

🇵🇭

Quezon City, Philippines

De La Salle Medical and Health Sciences Institute

🇵🇭

Cavite, Philippines

© Copyright 2025. All Rights Reserved by MedPath