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A Pilot Study of Atazanavir/Ritonavir/Efavirenz as a Nucleoside Sparing Regimen

A Pilot Study of Atazanavir/Ritonavir/Efavirenz as a Nucleoside Sparing Regimen

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00135343
Enrollment
60
Registered
2005-08-26
Start date
2004-04-30
Completion date
2005-10-31
Last updated
2011-04-14

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

Conditions

HIV Infections

Keywords

HIV/AIDS

Brief summary

The purpose of this study is to evaluate the safety and efficacy of a novel nucleoside sparing regimen containing atazanavir, ritonavir and efavirenz, using two different doses of atazanavir.

Interventions

DRUGAtazanvir/ritonavir + efavirenz

Capsules (ATV and RTV) Tablets (EFV), Oral, ATV 300 mg + RTV 100 mg + EFV 600 mg, Once daily, 48 weeks.

Sponsors

Bristol-Myers Squibb
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Masking
NONE

Eligibility

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

Inclusion criteria

* Provide written informed consent * HIV positive with plasma HIV RNA viral load of ≥ 1000 copies/mL and CD4 cell count of ≥ 50 cells/mm3 * Antiretroviral (ARV) naive prior to enrollment * Normal plasma triglycerides ≤ 200 mg/dL * Women of child-bearing age must use effective barrier contraception

Exclusion criteria

* Pregnancy or breast feeding * Evidence of resistance to antiretroviral drugs * History of elevated blood cholesterol or triglycerides * History of diabetes * Hypersensitivity to any component of the study drugs * Any cholesterol or triglyceride lowering medications in the past six months * Use of growth hormone, megestrol acetate, or anabolic steroids in the past six months * Imprisonment or involuntary incarceration for medical treatment

Design outcomes

Primary

MeasureTime frame
Mean percent change from baseline in fasting plasma triglycerides at Week 8

Secondary

MeasureTime frame
Incidence of grade 2-4 elevation of fasting plasma triglycerides at Week (Wk) 8, 24 and 48
The mean percent change from baseline in fasting plasma triglycerides at Wk 24 and 48

Countries

United States

Outcome results

None listed

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