Hepatitis B vaccination for newborns after surgery

Influence of Delayed Vaccination of Hepatitis B Vaccine on Vaccination Safety and Immune Response of Newborns After Gastrointestinal Surgery

Observational Children's Hospital of Chongqing Medical University · NCT06023056

This study looks at how safe and effective it is to give hepatitis B vaccinations to newborns who have had surgery, to help find the best timing for these shots.

Quick facts

Study typeObservational
Enrollment180 (estimated)
SexAll
SponsorChildren's Hospital of Chongqing Medical University Academic / other
Locations1 site (Chongqing, Chongqing Municipality)
Trial IDNCT06023056 on ClinicalTrials.gov

What this trial studies

This observational study investigates the timing and safety of hepatitis B vaccination in term neonates who have undergone staged gastrointestinal surgery. The research aims to address the lack of consensus and guidelines regarding vaccination practices for these infants, as current approaches vary significantly among healthcare providers. By following a cohort of eligible newborns over a six-year period, the study will evaluate vaccination reactions and potential complications, providing valuable insights into optimal vaccination timing post-surgery.

Who should consider this trial

Good fit: Ideal candidates for this study are term neonates who have undergone staged gastrointestinal surgery and are HBsAg negative.

Not a fit: Patients who are premature, HBsAg positive, or have serious developmental defects or immune system diseases may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could establish clearer guidelines for hepatitis B vaccination in newborns after surgery, potentially reducing the risk of missed vaccinations and adverse reactions.

How similar studies have performed: While there is limited research on this specific topic, the study aims to fill a gap in existing literature, suggesting that it may be a novel approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1\. Term neonates; 2. Underwent staged gastrointestinal surgery; 3. HBsAg-; 4. No immune system disease; 5.no serious defect of heart, brain, liver, kidney and other organs.

Exclusion Criteria:

1\. Premature; 2. HBsAg+; 3. Having immune system diseases; 4. Having serious defect of heart, brain, liver, kidney and other organs; 5. Lost patients.

Where this trial is running

Chongqing, Chongqing Municipality

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Vaccination ReactionHepatitis B Virus InfectionDigestive System Disorders of Fetus and NewbornBlood Transfusion ComplicationHepatitis B Vaccine Adverse ReactionHepatitis B Vaccination ReactionNeonatal surgeryGastrointestinal Surgery
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.