NCT00132652

Brief Summary

This study is being conducted to compare the safety and effectiveness of switching treatment from lamivudine to telbivudine (LdT) against continued lamivudine treatment. Results from patients who were taking lamivudine and then switched to telbivudine will be compared with the results from patients who continued on lamivudine alone.

Trial Health

98
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
240

participants targeted

Target at P50-P75 for phase_3

Timeline
Completed

Started Feb 2005

Geographic Reach
11 countries

14 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

February 1, 2005

Completed
7 months until next milestone

First Submitted

Initial submission to the registry

August 18, 2005

Completed
4 days until next milestone

First Posted

Study publicly available on registry

August 22, 2005

Completed
1.3 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2006

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2006

Completed
Last Updated

February 23, 2017

Status Verified

February 1, 2017

Enrollment Period

1.8 years

First QC Date

August 18, 2005

Last Update Submit

February 21, 2017

Conditions

Interventions

Eligibility Criteria

Age18 Years - 70 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Documented clinical history compatible with chronic hepatitis B
  • Patient has compensated liver disease
  • Patient has received previous treatment with lamivudine for a duration of at least 3 months and not more than 12 months

You may not qualify if:

  • Patient is pregnant or breastfeeding
  • Patient is co-infected with hepatitis C, hepatitis D or HIV
  • Patient previously received antiviral treatment for hepatitis B other than lamivudine in the preceding 12 months

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (14)

Unknown Facility

San Diego, California, United States

Location

Unknown Facility

New York, New York, United States

Location

Unknown Facility

Philadelphia, Pennsylvania, United States

Location

Unknown Facility

Westmead, Australia

Location

Unknown Facility

Toronto, Ontario, Canada

Location

Unknown Facility

Montreal, Quebec, Canada

Location

Unknown Facility

Beijing, China

Location

Unknown Facility

Nice, France

Location

Unknown Facility

Tel Aviv, Israel

Location

Unknown Facility

Auckland, New Zealand

Location

Unknown Facility

Singapore, Singapore

Location

Unknown Facility

Tainan, Taiwan

Location

Unknown Facility

Chiang Mai, Thailand

Location

Unknown Facility

London, United Kingdom

Location

Related Links

MeSH Terms

Conditions

Hepatitis B, Chronic

Interventions

LamivudineTelbivudine

Condition Hierarchy (Ancestors)

Hepatitis BBlood-Borne InfectionsCommunicable DiseasesInfectionsHepadnaviridae InfectionsDNA Virus InfectionsVirus DiseasesHepatitis, Viral, HumanHepatitis, ChronicHepatitisLiver DiseasesDigestive System DiseasesChronic DiseaseDisease AttributesPathologic ProcessesPathological Conditions, Signs and Symptoms

Intervention Hierarchy (Ancestors)

ZalcitabineDeoxycytidineCytidinePyrimidine NucleosidesPyrimidinesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsDeoxyribonucleosidesNucleosidesNucleic Acids, Nucleotides, and NucleosidesDideoxynucleosidesThymidine

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
DOUBLE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY

Study Record Dates

First Submitted

August 18, 2005

First Posted

August 22, 2005

Study Start

February 1, 2005

Primary Completion

December 1, 2006

Study Completion

December 1, 2006

Last Updated

February 23, 2017

Record last verified: 2017-02

Locations