Status:

COMPLETED

Study to Evaluate Changes in Limb Fat When Switching From a Thymidine Analogue

Lead Sponsor:

Gilead Sciences

Conditions:

Lipodystrophy

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

A previous study substituting zidovudine or stavudine to abacavir in patients with severe or moderate lipoatrophy has shown an increase in limb fat by DEXA. This study was conducted over a 24-week per...

Detailed Description

This is a phase II, open-label, multicentre, randomised, two-arm study of 48 weeks duration. One hundred HIV infected individuals who have documented lipodystrophy at \> 1 body/facial site and current...

Eligibility Criteria

Inclusion

  • Subjects who are male or female \> 18 years of age
  • Subjects who are HIV-1 infected as documented by a licensed HIV-1 antibody ELISA
  • Female subjects of childbearing potential must have a negative serum pregnancy test (beta-HCG) within 28 days of trial day 1. Women of childbearing potential must agree to use a barrier method of contraception
  • Female subjects must not be pregnant or lactating
  • Subjects who in the opinion of the investigator have the ability to understand and provided written informed consent to participate in the trial
  • Subjects who in the opinion of the investigator have clinical lipoatrophy at \> 1 body/facial site
  • Subjects currently receiving nucleoside analogue regimen including stavudine (d4T) or zidovudine (ZDV)
  • Subjects who are stable on current therapy for \>16 weeks
  • Subjects with no prior exposure to tenofovir, abacavir, or adefovir
  • Subjects with no known K65R, 69S mutations or 3 or more thymidine analogue mutations
  • Subjects with documented viral load \<50 copies/ml on 2 consecutive occasions including most recent clinic attendance

Exclusion

  • Subjects who in the investigator's opinion are unlikely to complete the 48 week trial period
  • Currently active opportunistic disease or documented wasting syndrome
  • Currently receiving chemotherapy for malignancy
  • Subjects who in the opinion of the investigator are unlikely to retain viral response after switching based on treatment or transmission history
  • Currently receiving an insulin sensitising agent (glitazone or metformin)
  • Anabolic steroids in the last 16 weeks other than testosterone at replacement doses (\<250mg/2 weekly)
  • Growth hormone use in the last 16 weeks
  • Statin therapy (HMG CoA reductase inhibitor) commenced in the last 16 weeks (patients stable on statins my be included)
  • Current alcohol or illicit drug use which, in the opinion of the investigator, may interfere with the subjects' ability to comply with the dosing schedule and protocol evaluations
  • Receiving concurrent medications that - in the opinion of the investigator and according to drug product labelling - will result in clinically significant interactions with tenofovir or abacavir
  • Pregnant or breast feeding
  • Previously received more than 3 months zidovudine monotherapy

Key Trial Info

Start Date :

February 1 2003

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

February 1 2006

Estimated Enrollment :

100 Patients enrolled

Trial Details

Trial ID

NCT00647946

Start Date

February 1 2003

End Date

February 1 2006

Last Update

June 30 2008

Active Locations (1)

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Gilead Sciences

Abingdon, Cambridge, United Kingdom, CB1 6GT