Study regarding appropriate intervals between two doses of varicella vaccine

Study regarding appropriate intervals between two doses of varicella vaccine - Intervals between two doses of varicella vaccine

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000013675

Enrollment

Registered

2014-04-15

Start date

2014-04-15

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

Varicella

Interventions

A group with 3-month-interval of the two doses. A group with 12-month-interval of the two doses.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Response of interferon-gamma is appropriate for over 2-year-old.Varicella vaccine is eligible under 6-year-old.

Exclusion criteria

Exclusion criteria: Not available for vaccination.

Design outcomes

Primary

Measure	Time frame
The IgG and IgM antibodies and CMI with interferon-gamma release assay before and at 1 and 13 months after vaccination.	—

Countries

Japan

Contacts

Public ContactKihei Terada

Kawasaki Medical School Pediatrics

kihei@med.kawasaki-m.ac.jp086-462-1111

Outcome results

None listed

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