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Completed Phase 4 Interventional Results available

"The Once A Day Protease Inhibitor Regimens"

ClinicalTrials.gov ID: NCT00242216

Public ClinicalTrials.gov record NCT00242216. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 5, 2026, 10:00 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

"PIQD: The Once a Day Protease Inhibitor Regimens." Ritonavir Boosted Atazanavir vs. Ritonavir Boosted Fosamprenavir Used in Combination With Tenofovir and Emtricitabine in HIV-1 Infected Antiretroviral Treatment-Naïve Patients.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Atazanavir (ATV) and fosamprenavir (fAPV) are new protease inhibitors that can be administered once-a-day and boosted with ritonavir (r). Prior studies have demonstrated that both are effective in treatment of ARV-naïve HIV-infected people. This study was designed to demonstrate if a HAART regimen containing ATV/r is not inferior to a HAART regimen containing fAPV/r, in ARV-naïve patients over a 96-week period. This is a phase IV, single center, randomized, open label, 2-arm clinical trial in ARV therapy-naïve patients with HIV-1 RNA \>1,000 copes/mL and CD4 cell count \<350 cells/mm3. Patients will be randomized to receive tenofovir and emtricitabine plus either ATV (300mg qd) and ritonavir (100mg qd) or fAPV (1400mg qd) and ritonavir (200mg qd).

Study identification

NCT ID
NCT00242216
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Enrollment
76 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Apr 30, 2004
Primary completion
Feb 28, 2010
Completion
Feb 28, 2010
Last update posted
Jan 14, 2014

2004 – 2010

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Thomas Street Health Center Houston Texas 77009

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00242216, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 14, 2014 · Synced Sep 5, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00242216 live on ClinicalTrials.gov.

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