Skip to content

BNT162b2 in Thai children

Safety, humoral and cellular immunogenicity after coronavirus disease-19 (COVID-19) vaccination (BNT162b2) in 5 to 12 year-old children after liver transplantation

Status
Unknown
Phases
Phase 3
Study type
Interventional
Source
TCTR
Registry ID
TCTR20220708003
Enrollment
33
Registered
2022-07-08
Start date
2022-07-17
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Immunization to prevent COVID-19 infection. COVID-19, vaccination, BNT162b2, children, liver transplant, immunogenicity, safety

Interventions

BNT162b2 vaccine 0.2 mL * 2 injections
Active Comparator Drug
Liver transplanted children

Sponsors

Chulalongkorn University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
5 Years to 12 Years

Inclusion criteria

Inclusion criteria: Children aged 5-12 years who underwent liver transplant for more than 6 months, clinical stable condition, no history of COVID-19 infection, no history of drug or vaccine allergy.

Exclusion criteria

Exclusion criteria: Unstable condition, fever, abnormal liver function test, no willing to participate in the study.

Design outcomes

Primary

MeasureTime frame
Safety at d1-7 after dose 1 and 2 Adverse effect

Secondary

MeasureTime frame
IgG to receptor binding protein At 5 time points (day0, wk5, wk8, wk16, wk28) U/mL,IgG to nucleocapsit antigen wk 5 %,Neutralizing antibody wk8, wk28 %,IFN-gamma Day0, wk3, wk5, wk16 SFU/10 million PBMCs

Countries

Thailand

Contacts

Public ContactPalittiya Sintusek

Faculty of Medicine, Chulalongkorn University

palittiya.s@chula.ac.th0818288082

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026