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A comparison of lamivudine plus adefovir and entecavir for chronic hepatitis B patients whose HBV DNA levels are below the level of detection by PCR

A comparison of lamivudine plus adefovir and entecavir for chronic hepatitis B patients whose HBV DNA levels are below the level of detection by PCR - LAM plus ADV vs ETV for HBV patients treated with LAM, randomized trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000000898
Enrollment
200
Registered
2007-11-17
Start date
2007-11-01
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Chronic hepatitis B

Interventions

Sponsors

University of Tokyo Department of Gastroenterology, Faculty of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: The study is designed to enroll patients with HBsAg positive. Other eligibility criteria includes: Eastern Chemotherapy Oncology Group(ECOG)performance status of 0-2, administered lamivudine and no prior adefovir dipivoxil therapy, HBV DNA levels less than the detection level by PCR. Written informed consent is required from all patients.

Exclusion criteria

Exclusion criteria: The exclusion criteria are as follows: a previous history of a severe drug hypersensitivity against nucleoside analogues, malignancy within 5 years, severe renal disease (BUN more than 40 mg/dl or creatinine more than 2.0 mg/dl) the presence of other forms of liver disease such as auto immune hepatitis, coinfection with hepatitis C, history of liver transplantation, participation in another clinical trial, receiving prohibition medication for combination, and doctors' stop not to register to the study.

Design outcomes

Primary

MeasureTime frame
an incidence of resistant hepatitis B virus to both LAM and ADV, or ETV at 2 and 5 years

Secondary

MeasureTime frame
normalization of the alanine aminotransferase level a reduction in the serum HBV DNA level HBeAg loss and seroconversion an incidence of hepatocellular carcinoma five-year survival

Countries

Japan

Contacts

Public ContactTadashi Goto

University of Tokyo Department of Gastroenterology, Faculty of Medicine

tadagotou-gi@umin.ac.jp03-3815-5411

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026