Status:

UNKNOWN

Tenofovir Disoproxil Fumarate in Combination of Hepatitis B Vaccine for Preventing Hepatitis B Vertical Transmission

Lead Sponsor:

New Discovery LLC

Conditions:

Hepatitis B Infection

Congenital Malformation

Eligibility:

FEMALE

20-35 years

Phase:

PHASE4

Brief Summary

Immunoprophylaxis with two hepatitis B vaccinations following the hepatitis B immune globulin (HBIg) and hepatitis B vaccine at birth is largely effective in protecting infants from hepatitis B virus ...

Detailed Description

This is a multicenter, prospective, randomized, open-label and parallel two arm study starting from week 14-16 of pregnancy to post-partum week 28. The enrollment from approximately 7 centers will be ...

Eligibility Criteria

Inclusion

  • HBeAg-positive CHB mothers
  • Age of 20-35 years old
  • Serum HBV DNA levels \> 200,000 IU/mL
  • Gestational age between 12-14 weeks.
  • Both mother and father of the child have the ability to understand and are willing to consent to the study.

Exclusion

  • Co-infection with (HIV)-1, or hepatitis A, C, D, E or sexual transmitted diseases (STD)
  • History of abortion or congenital malformation in a prior pregnancy
  • Treatment experience (except when antivirals were used for MTCT prevention in a previous pregnancy and discontinued \>6 months prior to the current pregnancy)
  • History of renal dysfunction; evidence of liver cancer or decompensation
  • Estimated creatinine clearance (CLCr) \<100 mL/min (using the Cockcroft-Gault method based on serum creatinine and ideal body weight)
  • Hypo-phosphoremia; hemoglobin \<8 g/dL; neutrophil count \<1,000//μL; alanine aminotransferase \>5 times upper limit of the normal; total bilirubin \>2 mg/dL; albumin \<25gm/L;
  • Clinical signs of threatened miscarriage
  • Ultrasonographic evidence of fetal deformity
  • Concurrent treatment with nephrotoxic drugs, steroids, cytotoxic drugs, nonsteroidal anti-inflammatory drugs, or immune modulators;
  • Recipient of solid organ or bone marrow transplant
  • Significant renal, cardiovascular, pulmonary, neurological disease or other health conditions in the opinion of the investigator
  • Fetus's biological father had CHB infection

Key Trial Info

Start Date :

June 10 2018

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

May 1 2024

Estimated Enrollment :

280 Patients enrolled

Trial Details

Trial ID

NCT03476083

Start Date

June 10 2018

End Date

May 1 2024

Last Update

December 12 2019

Active Locations (7)

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Page 1 of 2 (7 locations)

1

Beijing Youan Hospital, Capital Medical University

Beijing, Beijing Municipality, China, 100069

2

Southwest Hospital

Chongqing, Chongqing Municipality, China, 400038

3

Guangzhou Women and Children's Medical Center, Guangzhou Medical University

Guangzhou, Guangdong, China, 510623

4

The Fifth Hospital of Shijiazhuang

Shijiazhuang, Hebei, China, 050021