Status:
COMPLETED
Effects of Telbivudine and Tenofovir Disoproxil Fumarate Treatment on the Hepatitis B Virus DNA Kinetics in CHB
Lead Sponsor:
Novartis Pharmaceuticals
Conditions:
Hepatitis B Virus
Eligibility:
All Genders
18-40 years
Phase:
PHASE3
Brief Summary
The purpose of this study is to compare the safety, tolerability and effectiveness of 12 weeks of treatment with telbivudine 600 mg daily plus tenofovir DF 300 mg one daily (OD) taken together vs. ten...
Eligibility Criteria
Inclusion
- Chronic HBV infection, defined as positive serum HBsAg for at least 6 months, or HBsAg positive \> 3 months and negative for IgM anti-HBc and positive for IgG anti-HBc
- Age \< 40 years old
- HBeAg positive
- HBV DNA \> or = to 10\^7 copies/mL by Abbott real-time PCR
- ALT \< or = to 1 ULN
- Willing and able to provide written informed consent
- No prior oral HBV therapy (e.g., nucleotide and/or nucleoside therapy or other investigational agents for HBV infection)
- Is willing and able to comply with the study drug regimen and all other study procedures and requirements
- Is willing and able to provide written informed consent before any study assessment is perform
Exclusion
- Decompensated liver disease defined as direct (conjugated) bilirubin \> 1.2 × ULN, PT \> 1.2 × ULN, platelets \< 150,000/mm3, serum albumin \< 3.5 g/dL, or prior history of clinical hepatic decompensation (e.g. ascites, jaundice, encephalopathy, variceal hemorrhage).
- Received interferon (pegylated or not) therapy within 6 months of the screening visit
- α-fetoprotein \> 50 ng/mL
- Evidence of hepatocellular carcinoma (HCC)
- Co-infection with HCV (by serology), or HIV,
- Significant renal, cardiovascular, pulmonary, or neurological disease.
- Received solid organ or bone marrow transplantation.
- Is currently receiving therapy with immunomodulators (e.g., corticosteroids, etc.), investigational agents, nephrotoxic agents, or agents susceptible of modifying renal excretion.
- Has proximal tubulopathy.
- Use of other investigational drugs at the time of enrollment, or within 30 days
- History of hypersensitivity to any of the study drugs or to drugs of similar chemical classes
- Is pregnant or breastfeeding.
- Is a women of child-bearing potential (WOCBP)unless post-menopausal or using one or more acceptable method of contraception.
- Patient has any other concurrent medical or social condition likely to preclude compliance with the schedule of evaluations in the protocol, or likely to confound the efficacy or safety observations of the study.
- Patient is currently abusing alcohol or illicit drugs, or has a history of alcohol abuse or illicit substance abuse within the preceding two years.
- Patient has a medical condition that requires prolonged or frequent use of systemic acyclovir or famciclovir.
- Other protocol-defined inclusion/exclusion criteria may apply
Key Trial Info
Start Date :
November 1 2008
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
Estimated Enrollment :
83 Patients enrolled
Trial Details
Trial ID
NCT00805675
Start Date
November 1 2008
Last Update
February 28 2012
Active Locations (1)
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1
Department of Medicine, Queen Mary Hospital
Hong Kong, China