NCT01334567

Brief Summary

The purpose of this study is to offer subjects from centers in Taiwan who successfully complete 168 weeks of treatment in study GS US 174-0108 access to treatment with tenofovir DF for up to three additional years (144 weeks). Subjects will be followed per local standard of care. Serious adverse events (SAEs), drug accountability and patient disposition will be recorded.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
30

participants targeted

Target at P25-P50 for phase_2

Timeline
Completed

Started Aug 2010

Typical duration for phase_2

Geographic Reach
1 country

4 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

August 1, 2010

Completed
3 months until next milestone

First Submitted

Initial submission to the registry

November 4, 2010

Completed
5 months until next milestone

First Posted

Study publicly available on registry

April 13, 2011

Completed
2.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2013

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2013

Completed
Last Updated

March 4, 2014

Status Verified

February 1, 2014

Enrollment Period

3.3 years

First QC Date

November 4, 2010

Last Update Submit

February 28, 2014

Conditions

Outcome Measures

Primary Outcomes (1)

  • No statistical analyses are planned. Listings will include subject enrollment, subject disposition and SAEs.

    3 years

Study Arms (1)

Tenofovir DF

EXPERIMENTAL
Drug: Tenofovir DF

Interventions

Provision of tenofovir disoproxil fumarate (tenofovir DF) 300 mg tablets, as prescribed by study investigators

Also known as: Viread®
Tenofovir DF

Eligibility Criteria

Age18 Years - 69 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Complete all end of study visit procedures for the GS US 174-0108 study.
  • Willing and able to provide written informed consent.
  • A negative pregnancy test is required for female subjects at the end of study visit (i.e., screening visit for study GS-US-174-0141) for GS US 174-0108 (unless surgically sterile or greater than two years post-menopausal)
  • All sexually active female subjects who are not post menopausal, or surgically sterile and are of childbearing potential must agree to use a highly effective method of contraception during heterosexual intercourse throughout the study.
  • Male subjects who are sexually active are required to use barrier contraception (condom with spermicide) during heterosexual intercourse through to study completion.

You may not qualify if:

  • Not Applicable

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (4)

Unknown Facility

Kaoshiung Hsien, Taiwan

Location

Unknown Facility

Tainan, Taiwan

Location

Unknown Facility

Taipei, Taiwan

Location

Unknown Facility

Taoyuan Hsien, Taiwan

Location

MeSH Terms

Conditions

Hepatitis B

Interventions

Tenofovir

Condition Hierarchy (Ancestors)

Blood-Borne InfectionsCommunicable DiseasesInfectionsHepadnaviridae InfectionsDNA Virus InfectionsVirus DiseasesHepatitis, Viral, HumanHepatitisLiver DiseasesDigestive System Diseases

Intervention Hierarchy (Ancestors)

OrganophosphonatesOrganophosphorus CompoundsOrganic ChemicalsAdeninePurinesHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-RingHeterocyclic Compounds

Study Officials

  • John Flaherty, PharmD

    Gilead Sciences

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 2
Allocation
NA
Masking
NONE
Purpose
TREATMENT
Intervention Model
SINGLE GROUP
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

November 4, 2010

First Posted

April 13, 2011

Study Start

August 1, 2010

Primary Completion

December 1, 2013

Study Completion

December 1, 2013

Last Updated

March 4, 2014

Record last verified: 2014-02

Locations