A Study to Compare Tenofovir Disoproxil Fumarate Versus Adefovir Dipivoxil for the Treatment of HBeAg-Negative Chronic Hepatitis B

NCT00117676 · Status: COMPLETED · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 382

Last updated 2017-03-07

Study results available
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Summary

This primary objectives of this study are to compare the efficacy, safety, and tolerability of tenofovir disoproxil fumarate (TDF) versus adefovir dipivoxil (ADV) for the treatment of pre-core mutant chronic hepatitis B. Participants will receive TDF or ADV for 48 weeks (double-blind). After 48 weeks, eligible participants switched to open-label TDF for up to 480 weeks.

Conditions

Interventions

DRUG

TDF

300 mg tablet administered orally once daily

DRUG

ADV

10 mg tablet administered orally once daily

DRUG

TDF placebo

Tablet administered orally once daily

DRUG

ADV placebo

Tablet administered orally once daily

DRUG

FTC/TDF

200/300 mg fixed-dose combination (FDC) tablet administered orally once daily

Sponsors & Collaborators

Principal Investigators

  • Gilead Study Director · Gilead Sciences

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Max Age
69 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2005-02-28
Primary Completion
2007-04-30
Completion
2016-01-31

Countries

  • United States
  • Australia
  • Bulgaria
  • Canada
  • Czechia
  • France
  • Germany
  • Greece
  • Italy
  • Netherlands
  • New Zealand
  • Poland
  • Spain
  • Turkey (Türkiye)
  • United Kingdom

Study Locations

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Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT00117676 on ClinicalTrials.gov