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Prevention of mother-to-child transmission of hepatitis B

A prospective study for the optimal timing of postpartum cessation of tenofovir in mothers with high viral load for the prevention of hepatitis B transmission

Status
Recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1900027871
Enrollment
Unknown
Registered
2019-12-01
Start date
2019-12-02
Completion date
Unknown
Last updated
2019-12-10

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

Conditions

hepatitis B

Interventions

The 2 groups:Drug withdrawal at different times after delivery
Three groups:Start antiviral treatment at different times before Start antiviral treatment at different times before delivery

Sponsors

The University of Hong Kong-Shenzhen Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 49 Years

Inclusion criteria

Inclusion criteria: All pregnant women were tested for HBV and liver function.Patients with HBV(+) were examined for liver function and hbv-dna at 24-28 weeks of pregnancy. If liver function was abnormal or hbv-dna >= 2*10E5IU/ml, they were referred to our hepatology department for antiviral treatment, followed up and re-examination, and agreed to participate in this study.

Exclusion criteria

Exclusion criteria: 1. The patient is concurrently infected with HIV or other hepatitis virological infections such as HCV; 2. Previous history of abortion and congenital malformations; 3. Had anti-hbv treatment in the previous pregnancy, but less than 6 months before enrollment; 4. Patients with previous renal insufficiency or liver function insufficiency, or with evidence of hepatocellular carcinoma; 5. Patients with threatened abortion or fetal malformation detected by ultrasound examination; 6. Patients taking nephrotoxic drugs, glucocorticoids, cytotoxic drugs and immunosuppressive drugs.

Design outcomes

Primary

MeasureTime frame
HBVDNA level;Alanine transaminase;

Countries

China

Contacts

Public ContactChen Yu

The University of Hong Kong-Shenzhen Hospital

cheny6@hku-szh.org+86 13923876104

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026