Long-term Safety and Efficacy Study of LB80380 in the Treatment-naive Patients of Chronic Hepatitis B (LB80380)

April 13, 2012 updated by: LG Life Sciences

A Multinational, Multi-center, Open, Comparative, Paralleled, Roll-over Study to Assess the Safety and Antiviral Activity of LB80380 Tablet Compared to Entecavir 0.5 mg After Additional 48 Weeks of Treatment in Chronic Hepatitis B Patients Who Have Completed LG-BVCL007 Study

The purpose of the study is to investigate the long-term safety and the antiviral activity of the optimal doses of LB80380 for additional 48 weeks in treatment-naive patients with chronic hepatitis B infection compared to entecavir 0.5 mg.

Study Overview

Status

Unknown

Conditions

Intervention / Treatment

Detailed Description

LB80380, an oral prodrug, is a promising candidate nucleotide analogue with antiviral activity against wild-type hepatitis B virus (HBV). LB80380 is undergoing clinical development by LG Life Sciences for use in the treatment of chronic HBV infection.

This study is an extension study of the Phase IIb (Protocol No. LG-BVCL007), the treatment period of this study is 48-week with 24-week of follow-up period

Study Type

Interventional

Enrollment (Anticipated)

115

Phase

  • Phase 2

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • China
      • Hong Kong, China
        • Queen Mary Hospital
  • Korea, Republic of
      • Seoul, Korea, Republic of
        • Severance Hospital of Yonsei University and other 8 sites in Korea

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 66 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • The patients who are able to participate in this expanded study without any interruption after completing 48 weeks treatment of LG-BVCL007 study

Exclusion Criteria:

  • Co-infection with hepatitis C or D virus (HCV or HDV) or HIV
  • Decompensated liver disease
  • ALT > 10 x ULN
  • Creatinine clearance (calculated by cockcroft-gault formula) less than 50 ml/min
  • Alpha-fetoprotein (AFP) value greater than or equal to 50 ng/mL, and a follow-up ultrasonography performed prior to baseline shows findings indicative of HCC
  • Treatment with immunomodulatory agent or corticosteroids within 6 months prior to study entry.
  • Pregnancy or breast-feeding
  • Patient is currently abusing alcohol or illicit drugs
  • Significant systemic illnesses other than liver diseases
  • Presence of other causes of liver disease
  • Plan for liver transplantation

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Entecavir 0.5 mg
Drug: Entecavir 0.5 mg
Entecavir 0.5 mg, by oral for 48 weeks
Experimental: LB80380
Optimal dose of LB80380 (optimal dose will be chosen early 2011 based on the results of LG-BVCL007 study)
Drug: LB80380
Optimal dose of LB80380, by oral for 48 weeks (optimal dose will be chosen early 2011 based on the results of LG-BVCL007 study)

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Percentage of patients showing HBV DNA mutation
Time Frame: at Week 48
Safety assessment including adverse events, laboratory abnormalities and DNA mutation
at Week 48

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Change of HBV DNA from Baseline of LG-BVCL007 study
Time Frame: at Week 48
Efficacy assessment including normalization of ALT, HBsAg seroconversion, HBeAg seroconversion
at Week 48

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

LG Life Sciences

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

August 1, 2010

Primary Completion (Anticipated)

September 1, 2012

Study Completion (Anticipated)

September 1, 2012

Study Registration Dates

First Submitted

November 12, 2010

First Submitted That Met QC Criteria

November 16, 2010

First Posted (Estimate)

November 17, 2010

Study Record Updates

Last Update Posted (Estimate)

April 16, 2012

Last Update Submitted That Met QC Criteria

April 13, 2012

Last Verified

April 1, 2012

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • BVCL008

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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