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HBsAg seroclearance in non-cirrhotic, HBeAg-negative chronic hepatitis B patients who discontinue tenofovir or entecavir

Phase 2
Recruiting
Conditions
HBsAg seroclearance
HBsAg seroclearance&#44
HBeAg CHB onfection&#44
Tenofovir&#44
Entercavir&#44
Dicontinuation
Registration Number
TCTR20190609001
Lead Sponsor
Faculty of Medicine Siriraj Hospital
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Recruiting
Sex
All
Target Recruitment
420
Inclusion Criteria

1. Age > 18 years old
2. Chronic hepatitis B eAg negative (ตั้งแต่แรกวินิจฉัย)
3. On treatment of TDF or ETV at least 3 years
4. HBV DNA < 10 IU/ml at least 2 years before enrollment
5. No evidence of advanced fibrosis (Liver biopsy METAVIR > F3 )
6. No history of hepatic decompensation
7. CTP A (serum total bilirubin <2 mg/dl, serum albumin>3.5 mg/dl, INR <1.7)
8. CBC: Hemoglobin > 12 gm/dL, platelets > 100,000 mm3

Exclusion Criteria

1. Transient elastography > 10 at least 6 months before enrollment
2. Creatinine clearance < 50
3. Poor compliance
4. Co-existing hepatocellular carcinoma or others malignancy
5. Co-existing with HIV or HCV infection
6. Pregnancy or breast feeding
7. Diagnosis of chronic liver disease from others etiology eg. AIH , Alcoholic liver disease
8.On immunosuppresive drugs or Post organ transplant

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
HBsAg seroclearance 48 week after discontinuation of NUCs prevalance of HBsAg seroclearance
Secondary Outcome Measures
NameTimeMethod
Association factors of HBsAg seroclearance at baseline before discontinuation of NUCs quantitative HBsAg&#44; HBVcrAg&#44; HBV RNA ,HBsAg seroconversion 48 week after discontinuation of NUCs prevalance of HBsAg seroconversion,Virological and clinical relapse at 12 &#44;24&#44; 36 &#44;48 wk Rate of virological and clinical relapse,Adverse events at 12 &#44;24&#44; 36 &#44;48 wk Hepatic encephalopathy&#44; Liver failure&#44; Death
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