Status:

RECRUITING

Prophylactic or Preemptive Entecavir in Patients With Gastrointestinal Cancer Who Are Inactive Hepatitis B Carriers

Lead Sponsor:

Sun Yat-sen University

Conditions:

Gastrointestinal Cancers

Eligibility:

All Genders

18-75 years

Phase:

PHASE3

Brief Summary

There has been no report on whether the patients with gastrointestinal cancer who are also inactive hepatitis B carriers should receive prophylactic use or preemptive use of an anti-viral drug entecav...

Detailed Description

Patients with gastrointestinal cancer who are also inactive hepatitis B carriers are enrolled and randomized into two groups as following. Patients in experimental group are treated with entecavir pro...

Eligibility Criteria

Inclusion

  • Patients with age between 18 and 75
  • Patient with histology-proven locally advanced unresectable or metastatic gastrointestinal cancers (colorectal cancer, gastric cancer, esophageal cancer, hepatocellular carcinoma, pancreatic cancer, and cholangiocarcinoma)
  • Planned to receive first-, second-, or third-line anti-tumor therapy (chemotherapy or PD-1/PD-L1 monoclonal antibody immunotherapy)
  • Patients with Eastern Cooperative Oncology Group performance status (ECOG) of 0-2
  • Patients planned for at least 4 cycles of chemotherapy or immunotherapy
  • Patients with at least 6 months' life expectancy from date of recruitment
  • Patients with chronic or past HBV infection (HBsAg-positive or HBcAb-positive), and hepatitis B is inactive
  • Patients with normal liver function tests including alanine aminotransferase (ALT), aspartate aminotransferase alkaline (AST), and bilirubin
  • Patients with negative HBV-DNA
  • Adequate major organ function (laboratory tests 14 days before randomization meeting requirements for anti-tumor therapy)
  • Patients who sign the informed consent
  • Patients with good compliance during chemotherapy and follow-ups.

Exclusion

  • History of liver cirrhosis
  • Prior HBV reactivation
  • Received anti-HBV therapy for chronic hepatitis B within 6 months before enrollment
  • Active co-infection with other hepatitis viruses
  • HIV infection
  • Autoimmune hepatitis
  • History of hepatic radiotherapy
  • Scheduled hepatic radiotherapy or radioisotope therapy
  • Pregnant or lactating women
  • Patients with a history of psychiatric drugs abuse and can't quit or with a mental disorder
  • Patients with immunodeficiency, other congenital or acquired immunodeficiency, or transplantation history
  • According to the investigators' judgment, patients with concomitant disease that seriously harms patients' safety or the completion of study.

Key Trial Info

Start Date :

May 15 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

May 20 2027

Estimated Enrollment :

136 Patients enrolled

Trial Details

Trial ID

NCT06966232

Start Date

May 15 2025

End Date

May 20 2027

Last Update

May 11 2025

Active Locations (1)

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1

Sun Yat-sen University Cancer Center

Guangzhou, Guangdong, China, 510060