Skip to content

Immunologic response to hepatitis B immunization in children post liver transplantation

Safety, humoral and cellular immunity response of double-dose compare to standard-dose hepatitis B revaccinaiton in children after liver transplantaiton

Status
Unknown
Phases
Phase 4
Study type
Interventional
Source
TCTR
Registry ID
TCTR20180723002
Enrollment
72
Registered
2018-07-23
Start date
2018-08-10
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

Safety and efficacy of hepatitis B vaccine, standard compare to double dose in short and long term follow-up. infection, bleeding, pain

Interventions

Hepatitis B vaccine will be given 3 doses (0.5 ml/dose) to participant with initial antiHBs antibody is less than 100 mIU/mL,Hepatitis B vaccine will be given 3 doses (1 ml/dose) to participant with i
Hepatitis B vaccine (standard dose),Hepatitis B vaccine (double dose)

Sponsors

Chulalonkorn University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
No minimum to 18 Years

Inclusion criteria

Inclusion criteria: Participants age less than 18 years old, post liver transplantation, do not on steroid as immunosuppressants, antiHBs antibody less than 100 mIU/mL

Exclusion criteria

Exclusion criteria: Participant who has serious illness such as fever, loss follow up, on steroid as immunosuppressant therapy.

Design outcomes

Primary

MeasureTime frame
AntiHBs antibody level after full immunization in short term follow-up 12 months after the first dose of hepatitis B vaccine and then every 3-6 months follow-up until anti-HBs less than 100 mIU/mL blood sampling,Humoral and cellular response in long term follow-up 12 months after complete 3-dose regimen and then every 3-6 months at clinic visits until anti-HBs less than 100 mIU/mL anti-HBs and specific T cells

Secondary

MeasureTime frame
Safety of hepatitis B vaccine 1 month after vaccination Adverse effect of vaccine

Countries

Thailand

Contacts

Public ContactPalittiya Sintusek

Chulalonkorn University

palittiya.s@chula.ac.th0818288082

Outcome results

None listed

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