None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Subjects with chronic hepatitis B who are currently taking entecavir for =48 weeks 2. Subjects aged 19–75 years 3. Subjects with HBV DNA <20 IU/mL at screening 4. Subjects with HBeAg-Positive or HBeAg-negative diagnosed at the screening visit
Exclusion criteria
Exclusion criteria: 1. Subjects with decompensated liver disease (total bilirubin of greater than 2 times the ULN, albumin less than 3 g/dL, prothrombin time longer than 3 seconds of normal value, ascites or jaundice, history of variceal bleeding, hepatic encephalopathy) or hepatocellular carcinoma 2. Treatment-experienced subjects (those who previously received treatment with any oral antiviral agent except entecavir) or subjects with lamivudine resistance. 3. Currently receiving therapy with immunomodulators, cytotoxic chemotehrapy or corticosteroids 4. Subjects co-infected with hepatitis C, hepatitis D, or HIV. 5. Received solid organ or bone marrow transplant 6. Women who are pregnant or breastfeeding 7. Less than 60ml/min of creatinine clearance diagnosed at the screening visit 8. Subjects with hemoglobin less than 8 g/dL 9. Subjects with neutrophil counts less than 1,000/uL 10. Subjects with ALT greater than ten times the ULN 11. Subjects who participated in other clinical trials within three months before enrollment in this trial
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Proportion of participants with serum HBV DNA < 20 IU/mL | — |
Secondary
| Measure | Time frame |
|---|---|
| Proportion of participants with serum HBV DNA < 20 IU/mL;Proportion of participants with serological response: seroconversion to anti-HBe in HBeAg-positive participants;Proportion of participants with normal ALT;Change from baseline in HBV DNA levels;Proportion of participants with virological breakthrough;Safety profiles | — |
Countries
Korea, Republic of
Contacts
Seoul National University Hospital