Booster shot for chickenpox: study seeks stronger protection for kids

NCT ID NCT07475000

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looks at how well a second dose of the chickenpox vaccine works and if it is safe for healthy children aged 15 months to 12 years. About 300 children who already had one dose at 12 months old will get a second dose made by Sinovac. Researchers will measure antibody levels before and 42 days after the shot and track any side effects.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Akdeniz University Health, Research and Application Center (Hospital), Department of Child Health and Diseases, Department of Social Pediatrics

    RECRUITING

    Akdeniz, Turkey (Türkiye)

    Contact Email: •••••@•••••

  • Ankara Bilkent City Hospital, Pediatrics and Pediatric Infectious Diseases Clinic

    NOT_YET_RECRUITING

    Ankara, Turkey (Türkiye)

    Contact Email: •••••@•••••

  • Ege University Hospital (Application and Research Center) Department of Child Health and Diseases

    NOT_YET_RECRUITING

    Ege, Turkey (Türkiye)

    Contact Email: •••••@•••••

  • Hacettepe University Hospitals, Department of Pediatrics, Department of Social Pediatrics

    RECRUITING

    Ankara, Turkey (Türkiye)

    Contact Email: •••••@•••••

  • REPUBLIC of TURKEY MINISTRY of HEALTH ANKARA BILKENT CITY HOSPITAL

    NOT_YET_RECRUITING

    Ankara, Turkey (Türkiye)

    Contact Email: •••••@•••••

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