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Effect of the Atazanavir (ATV) 150L Mutation on Subsequent Treatment Response in HIV Infected Subjects

An Exploratory Study of the Effect of the Atazanavir (ATV) I50L Mutation on Subsequent Treatment Response

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT00096746
Enrollment
200
Registered
2004-11-16
Start date
2004-11-30
Completion date
2006-09-30
Last updated
2011-04-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

HIV Infection

Keywords

Treatment Experienced

Brief summary

This study will compare the response of subjects who failed a first-line ATV-containing regimen and who have the 150L-containing virus to subsequent protease inhibitor (PI)-containing therapy with that of a cohort who has failed a first-line reverse transcriptase inhibitor (NNRTI), and is subsequently receiving PI-containing therapy.

Interventions

DRUGLPV/RTV + 2NRTIs

Tablets, Oral, Variable, Twice daily, 48 weeks.

Sponsors

Bristol-Myers Squibb
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Currently on a first-line antiretroviral regimen containing ATV with a confirmed rebound and a genotype that verifies the presence of an 150L mutation OR on a first-line regimen containing an NNRTI and PI-naive, with a confirmed rebound

Exclusion criteria

* Women of child bearing potential who are unwilling or unable to use an acceptable method to avoid pregnancy for the entire study period and for up to 8 weeks after the study. * Women who are pregnant or breastfeeding. * A life expectancy of \<12 months. * Presence of a newly diagnosed HIV-related opportunistic infection or any other medical condition requiring acute therapy at the time of enrollment. * Active alcohol or substance abuse sufficient, in the investigator's opinion, to prevent adequate adherence to study therapy or to increase the risk of developing pancreatitis or chemical hepatitis.

Design outcomes

Primary

MeasureTime frame
The log10 HIV RNA change from baseline for each cohort.through Week 48

Secondary

MeasureTime frame
Evaluate proportion of patients with plasma HIV RNA <50 copies/mLat Weeks 24, 48, 72, and 96.

Countries

Argentina, Brazil, Guatemala, Mexico, Peru, South Africa, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026