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Raltegravir + Lopinavir/Ritonavir or Emtricitabine/Tenofovir for HIV Treatment Naive Subjects
This study is currently recruiting participants.
Verified by University of Miami, February 2009
First Received: April 2, 2008   Last Updated: February 12, 2009   History of Changes
Sponsored by: University of Miami
Information provided by: University of Miami
ClinicalTrials.gov Identifier: NCT00654147
  Purpose

A prospective, randomized, open-label pilot study to assess virologic suppression and immunologic recovery rates associated with a Two-drug antiretroviral regimen of Raltegravir and the protease inhibitor lopinavir/ritonavir (LPV/r) and Raltegravir and two nRTIs (emtricitabine/tenofovir) in HIV-1 infected treatment-naïve subjects.


Condition Intervention Phase
HIV Infections
Drug: Raltegravir and Lopinavir/ritonavir
Drug: Raltegravir, emtricitabine, tenofovir
Phase II

MedlinePlus related topics: AIDS
Drug Information available for: Tenofovir Ritonavir Lopinavir Tenofovir disoproxil Tenofovir Disoproxil Fumarate Raltegravir
U.S. FDA Resources
Study Type: Interventional
Study Design: Treatment, Randomized, Open Label, Active Control, Parallel Assignment, Safety/Efficacy Study
Official Title: A Pilot Study to Assess Virologic Suppression and Immune Recovery of Raltegravir and Lopinavir/Ritonavir and Raltegravir and Emtricitabine/Tenofovir in HIV-1 Infected Treatment-naïve Subjects

Further study details as provided by University of Miami:

Primary Outcome Measures:
  • time to confirmed virologic failure (plasma HIV-1 RNA levels ≥1000 copies/ml [ Time Frame: at or after week 16 and before week 24, or ≥200 copies/ml at or after week 24) ] [ Designated as safety issue: No ]
  • study medication toxicity-related discontinuation of any component of the initial randomized study regimen. [ Time Frame: anytime during treatment ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • to compare virologic responses (confirmed plasma HIV-1 RNA <200 copies/ml and <50 copies/ml) in the two treatment arms. [ Time Frame: weeks 4, 8, 16, 24, 32, 40 and 48 ] [ Designated as safety issue: No ]
  • evaluate immunologic response defined as increases in CD4+ and CD8+ cell counts in the two treatment arms [ Time Frame: weeks 4, 8, 16, 24, 32, 40 and 48 ] [ Designated as safety issue: No ]
  • determine the safety and tolerability (proportion of subjects receiving study treatment) in the two treatment arms [ Time Frame: weeks 4, 8, 16, 24, 32, 40 and 48 ] [ Designated as safety issue: Yes ]

Estimated Enrollment: 44
Study Start Date: April 2008
Estimated Study Completion Date: September 2009
Estimated Primary Completion Date: March 2009 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
A: Experimental
Raltegravir 400 mg BID + Lopinavir/ritonavir 400 mg/100 mg BID
Drug: Raltegravir and Lopinavir/ritonavir
400 mg BID for 48 weeks 400mg/100 mg BID for 48 weeks
B: Active Comparator
Raltegravir 400 mg BID + Emtricitabine 200 mg/tenofovir 300 mg QD
Drug: Raltegravir, emtricitabine, tenofovir
400 mg BID for 48 weeks 200 mg QD for 48 weeks 300 mg QD for 48

Detailed Description:

A009 is a prospective, randomized, open-label pilot study to assess virologic suppression and immune recovery rates associated with a two-drug potent antiretroviral regimen of raltegravir and the protease inhibitor lopinavir/ritonavir and a three-drug regimen with raltegravir and two nRTIs (emtricitabine/tenofovir) in treatment-naïve subjects. HIV-1-infected subjects who are antiretroviral drug-naïve and have plasma HIV-1 RNA levels ≥5000 copies/ml obtained within 30 days prior to study entry will be randomized 1:1 to Raltegravir 400 mg BID + LPV 400 mg/RTV 100 mg BID (Arm A) or Raltegravir 400 mg BID + FTC 200 mg/TDF 300 mg QD (Arm B).

Subjects will have measurements of HIV-1 RNA and CD4+ and CD8+ T-cell counts at pre-entry and entry. The average of these measurements will be used to establish their baseline values. Following entry, subjects will have plasma HIV-1 RNA samples drawn at days 2, 4, 8 and at weeks 2, 4, 8, 16, 24, 32, 40 and 48 and at virologic failure. CD38 expression on CD4+/CD8+ cells and CD38/HLA-DR activation antigen on CD4+ and CD8+ cells and subsets T-cell percentage will be done at entry, day 8 and weeks 4, 8, 24 and at virologic failure by advanced flow cytometry.

  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Documented HIV Infection
  • Genotypic resistance without major resistance mutations within 30 days
  • Antiretroviral drug-naïve
  • Screening HIV-1 RNA ≥5000
  • Women of reproductive potential
  • Negative pregnancy test within 48 hours

Exclusion Criteria:

  • Acute or recent HIV-1 infection
  • Currently breast feeding
  • Use of immunomodulators
  • Evidence of major resistance mutations
  • HBsAg positive
  • Acute hepatitis of any etiology or clinically significant liver disease
  • Current imprisonment or involuntary incarceration
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00654147

Contacts
Contact: Juan Casuso 305-243-3838

Locations
United States, Florida
University of Miami AIDS Clinical Research Unit Not yet recruiting
Miami, Florida, United States, 33136
Principal Investigator: Margaret A Fischl, M.D.            
University of Miami AIDS Clinical Research Unit Recruiting
Miami, Florida, United States, 33136
Contact: Margaret A Fischl, MD     305-243-3838     mfischl@med.miami.edu    
Sponsors and Collaborators
University of Miami
Investigators
Study Chair: Margaret A Fischl, M.D. University of Miami AIDS Clinical Research Unit
  More Information

No publications provided

Responsible Party: University of Miami AIDS Clinical Research Unit ( Margaret A. Fischl, M.D. )
Study ID Numbers: A009
Study First Received: April 2, 2008
Last Updated: February 12, 2009
ClinicalTrials.gov Identifier: NCT00654147     History of Changes
Health Authority: United States: Institutional Review Board

Keywords provided by University of Miami:
HIV
antiretroviral therapy naive
Integrase inhibitor
HIV/AIDS
treatment naïve

Study placed in the following topic categories:
HIV Protease Inhibitors
Sexually Transmitted Diseases, Viral
Anti-HIV Agents
Acquired Immunodeficiency Syndrome
Antiviral Agents
Immunologic Deficiency Syndromes
Reverse Transcriptase Inhibitors
Protease Inhibitors
Virus Diseases
Anti-Retroviral Agents
Emtricitabine
Lopinavir
HIV Infections
Ritonavir
Integrase Inhibitors
Sexually Transmitted Diseases
Tenofovir
Retroviridae Infections
Tenofovir disoproxil

Additional relevant MeSH terms:
Anti-Infective Agents
Sexually Transmitted Diseases, Viral
Slow Virus Diseases
Molecular Mechanisms of Pharmacological Action
Infection
Reverse Transcriptase Inhibitors
Lopinavir
Emtricitabine
Anti-Retroviral Agents
Therapeutic Uses
Tenofovir
Retroviridae Infections
Nucleic Acid Synthesis Inhibitors
Tenofovir disoproxil
RNA Virus Infections
HIV Protease Inhibitors
Anti-HIV Agents
Immune System Diseases
Acquired Immunodeficiency Syndrome
Enzyme Inhibitors
Antiviral Agents
Immunologic Deficiency Syndromes
Pharmacologic Actions
Protease Inhibitors
Virus Diseases
Ritonavir
HIV Infections
Sexually Transmitted Diseases
Lentivirus Infections

ClinicalTrials.gov processed this record on May 07, 2009