Status:

UNKNOWN

Study of Tenofovir Alafenamide Fumarate Tablets (TAF) in Blocking Mother-to-child Transmission of Hepatitis B Virus

Lead Sponsor:

Southeast University, China

Conditions:

Hepatitis B Virus

Mother to Child Transmission

Eligibility:

FEMALE

20-35 years

Brief Summary

This study is a single-group, multi-center and prospective clinical study designed to assess the efficacy and safety of TAF in blocking mother-to-child transmission of hepatitis B virus.Pregnant women...

Eligibility Criteria

Inclusion

  • maternal age: 20 to 35 years
  • 20-24 week of gestation
  • HBsAg-positive more than 6 months and HBeAg-positive
  • HBV DNA\> 1000,000 IU/ml
  • both husband and wife voluntarily sign informed consent
  • with good compliance and comply with follow-up programs

Exclusion

  • mother with co-infection of hepatitis C virus,human immunodeficiency virus
  • evidence of decompensated liver disease
  • combined with important organ lesions which will affect patient compliance and follow-up plans, pregnant women who are expected to be difficult to complete the study
  • have a history of spontaneous abortion, or have a birth defect or congenital malformation in the last pregnancy
  • mother treated with antiviral therapy within 6 months prior to enrollment(except those treated with antiviral therapy in the last pregnancy to prevent mother-to-child transmission)
  • have a history of kidney injury, creatinine clearance \<50ml/min, urine protein positive (\>300mg/L)
  • combined with other chronic diseases and need to take immunomodulators, cytotoxic drugs or hormonal drugs during pregnancy
  • the infants' biologic father is a chronic HBV infected person
  • symptoms of threatened abortion during early pregnancy
  • evidence of hepatic cell carcinoma
  • alanine aminotransferase (ALT) \> 10 x upper limit of normal(ULN ), or total bilirubin (TBIL) \> 3 x ULN or glomerular filtration rate (GFR) \< 90 mL (min\*1.73 m2), or serum Albumin (ALB) \< 25 g/L before enrollment
  • fetal malformations detected by B-ultrasound
  • participants in other research

Key Trial Info

Start Date :

August 1 2019

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

August 1 2021

Estimated Enrollment :

330 Patients enrolled

Trial Details

Trial ID

NCT04065230

Start Date

August 1 2019

End Date

August 1 2021

Last Update

August 22 2019

Active Locations (1)

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1

The Affiliated Nanjing Hospital of Nanjing University of Chinese Medicine (The Second Hospital of Nanjing)

Nanjing, Jiangsu, China, 210003