Open study of quadrivalent VN-100 in healthy children

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCT2080222939

Enrollment

Registered

2015-08-18

Start date

2015-09-26

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prophylaxis of influenza infection

Interventions

investigational material(s) Generic name etc : VN-100 (intradermal vaccine for seasonal influenza) INN of investigational material : - Therapeutic category code : 631 Vaccines Dosage and Administratio

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Japanese healthy children

Exclusion criteria

Exclusion criteria: 1)Subjects with history of seasonal influenza in the past 6 months 2)Subjects with history of seasonal influenza vaccination in the past 6 months

Design outcomes

Primary

Measure	Time frame
efficacy Seroprotection rate of HI antibody titer	—

Secondary

Measure	Time frame
safety efficacy 1)Seroconversion rate and GMT ratio of HI antibody titer 2)Seroconversion rate, GMT ratio and Seroprotection rate of SRH antibody titer	—

Countries

Japan

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026