Could a new vaccine beat chickenpox? large trial underway
NCT ID NCT07415252
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a new chickenpox vaccine called NBP608 in about 780 children aged 1 to 12 years. The vaccine is compared to licensed vaccines to see how well it triggers immunity and if it is safe. Children receive one or two shots, and researchers monitor their immune response over 15 months.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- NBP608 (live attenuated varicella virus vaccine)
- What this could lead to
- If successful, this could provide a safe and effective alternative chickenpox vaccine for children.
- What could go wrong
- This is a phase 3 trial, but results may not show superiority over existing vaccines. Side effects are possible, as with any vaccine.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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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
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Centhicsa
Tegucigalpa, Francisco Morazán Department, 11101, Honduras
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DEMEDICA
San Pedro Sula, Cortés Department, 21104, Honduras
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Ewha Womans University Mokdong Hospital
Seoul, Seoul, 07985, South Korea
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Faculty of Medicine Siriraj Hospital, Mahidol University
Bangkok Noi, Bangkok, 10700, Thailand
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Feu-Nrmf Clinical Research Unit
Quezon City, National Capital Region, 1118, Philippines
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Hallym University Dongtan Sacred Heart Hospital
Hwaseong-si, Gyeonggi-do, 18450, South Korea
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Keimyung University Dongsan Hospital
Daegu, Daegu, 42601, South Korea
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Korea University Anam Hospital
Seoul, Seoul, 02841, South Korea
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Korea University Ansan Hospital
Ansan, Gyeonggi-do, 15355, South Korea
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Korea University Guro Hospital
Seoul, Seoul, 08308, South Korea
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Manila Doctors Hospital
Manila, National Capital Region, 1000, Philippines
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Seoul National University Bundang Hospital
Seongnam-si, Gyeonggi-do, 13620, South Korea
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Srinagarind Hospital, Faculty of Medicine, Khon Kaen University
Khon Kaen, Changwat Khon Kaen, 40002, Thailand
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The Catholic University of Korea Incheon St. Mary's Hospital
Incheon, Incheon, 21431, South Korea
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UERM
Quezon City, National Capital Region, 1113, Philippines
More trials for these conditions
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