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Terminated Phase 2 Interventional

Randomized, Double-Blind Study Comparing Dexelvucitabine (DFC) to Lamivudine (3TC) in Subjects With Resistance to NRTIs, PIs, and NNRTIs

ClinicalTrials.gov ID: NCT00300573

Public ClinicalTrials.gov record NCT00300573. 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 Nov 8, 2026, 7:27 PM EST

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Official title

A Randomized, Double-Blind, Phase II Study Comparing the Anti-Retroviral Safety and Efficacy of Dexelvucitabine (DFC) 200 mg Once Daily to Lamivudine (3TC) 300 mg Once Daily in Addition to Optimized Background Therapy in HIV-1 Infected Subjects Who Have Failed and/or Harbor HIV With Resistance Mutations to NRTIs, PIs, and NNRTIs

Brief summary

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

The study will compare the safety and efficacy of an investigation nucleoside analog reverse transcriptase inhibitor (NRTI), dexelvucitabine (DFC), to an approved NRTI, lamivudine (3TC) in HIV treatment-experienced patients who are resistant to 3 classes of antiretroviral therapies (NRTIs, PIs and NNRTIs). Patients meeting eligibility requirements will have a new 'optimized' background regimen (OBR) selected for them by their investigator based on prior ARV treatment history and the results of HIV genotype and phenotype tests performed during the screening period. In addition to treatment with the new OBR, patients will be randomized to receive treatment with either DFC or 3TC in a blinded fashion. There is a 50 percent chance a patient will receive DFC or 3TC. Treatment in the study may continue for up to 96 weeks. Patients with an inadequate response to therapy after 16 weeks will have the option to change their OBR and the option to switch to receive the other study medication (i.e., DFC to 3TC or 3TC to DFC).

Study identification

NCT ID
NCT00300573
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 2
Lead sponsor
Incyte Corporation
Industry
Enrollment
250 participants

Conditions and interventions

Eligibility (public fields only)

Age range
16 Years to 75 Years
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 2006 (Type not available)
Primary completion
Not listed
Completion
Apr 2006 (Actual)
Last update posted
Aug 23, 2018

2006

United States locations

U.S. sites
10
U.S. states
7
U.S. cities
10
Facility City State ZIP Site status
Not listed Long Beach California 90813 —
Not listed Brandon Florida — —
Not listed Fort Lauderdale Florida — —
Not listed Miami Florida — —
Not listed Plantation Florida 33317 —
Not listed Atlanta Georgia 30309 —
Not listed Chicago Illinois 60657 —
Not listed New York New York 10018 —
Not listed Portland Oregon 97209 —
Not listed Dallas Texas — —

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

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00300573, 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 Aug 23, 2018 · Synced Nov 8, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00300573 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →