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NCT00001075 · ClinicalTrials.gov registry record · NA

The Effectiveness of Ritonavir Plus Zidovudine Plus Lamivudine in HIV-Infected Patients

A NA study, sponsored by National Institute of Allergy and Infectious Diseases (NIAID).

Completed
Registry status
NA
Development phase
55
Enrollment target

NCT00001075: Completed NA study, sponsored by National Institute of Allergy and Infectious Diseases (NIAID).

NCT00001075 is a NA study that has completed, run by National Institute of Allergy and Infectious Diseases (NIAID). The registered enrollment target is 55 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (96% lower). According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT00001075, a NA study, has completed, sponsored by National Institute of Allergy and Infectious Diseases (NIAID).

COMPLETED
Registry status
NA
Development phase
55 participants
Enrollment target

Study Summary

To determine whether administration of a highly active antiretroviral treatment regimen consisting of ritonavir (ABT-538), zidovudine (AZT), and lamivudine (3TC) is associated with the restoration of delayed type hypersensitivity and lymphocyte proliferative responses in patients with moderately advanced HIV-1 infection. To better characterize in these patients the phenotype of the expanded lymphocyte subpopulations, as well as the genotype, phenotype, and cellular origin of viruses that persist after initiation of therapy, and the genotype and phenotype of drug-resistant isolates that emerge during therapy. Although plasma viral load drops dramatically after initiation of powerful antiretrovirals, it does not drop to zero. It appears that a new steady state is reached, suggesting that a reservoir may exist of virus-producing cells, possibly cells of monocyte/macrophage lineage, that continue to produce a low level of virus despite antiretroviral treatment.

Interventions

  • DRUG Zidovudine
  • DRUG Lamivudine
  • DRUG Ritonavir

Trial Details

FieldValue
Enrollment Target 55 participants
Est. Completion 2007-07
Phase NA

What the finished NCT00001075 record still lists

NCT00001075 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 55 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (96% lower).

The record links to 0 conditions, and to 3 interventions - of which Zidovudine is the first listed.

NCT00001075 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00001075 about?

NCT00001075 is a clinical study titled "The Effectiveness of Ritonavir Plus Zidovudine Plus Lamivudine in HIV-Infected Patients". To determine whether administration of a highly active antiretroviral treatment regimen consisting of ritonavir (ABT-538), zidovudine (AZT), and lamivudine (3TC) is associated with the restoration of delayed type hypersensitivity and lymphocyte proliferative responses in patients with moderately adv...

What is the current status of trial NCT00001075?

This trial is currently completed. It is a NA study. The enrollment target is 55 participants. Estimated completion is 2007-07.

What interventions are being tested in trial NCT00001075?

The interventions under investigation include: Zidovudine (DRUG), Lamivudine (DRUG), Ritonavir (DRUG).

Who is sponsoring clinical trial NCT00001075?

This trial is sponsored by National Institute of Allergy and Infectious Diseases (NIAID), which has 2,006 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00001075's enrollment target sits among peer trials

55 1264th of 2000 higher than 733 of 2,000 other NA trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT00001075, the US trial registry maintained by the National Library of Medicine. NCT00001075 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.