Comparison of Epzicom and Truvada for the Initial Once Daily HIV Treatment
A Randomized, Open Label, Multicenter Study Comparing the Safety and Efficacy of Once Daily Regimen Containing Epzicom or Truvada Combined With Ritonavir Boosted Atazanavir as Initial Therapy for HIV-1 Infection (ET Study)
2 other identifiers
interventional
109
1 country
1
Brief Summary
A non-inferiority randomized control trial in treatment naïve HIV patients to compare virologic effect of two backbone regimens with Epzicom (lamivudine and abacavir) and Truvada (emtricitabine and tenofovir). Both arms are treated with fixed combination of ritonavir boosted atazanavir as key drugs.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P50-P75 for phase_4 hiv-infections
Started Oct 2007
Longer than P75 for phase_4 hiv-infections
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
October 1, 2007
CompletedFirst Submitted
Initial submission to the registry
October 12, 2007
CompletedFirst Posted
Study publicly available on registry
October 16, 2007
CompletedPrimary Completion
Last participant's last visit for primary outcome
February 1, 2012
CompletedStudy Completion
Last participant's last visit for all outcomes
February 1, 2012
CompletedMarch 30, 2015
March 1, 2015
4.3 years
October 12, 2007
March 27, 2015
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
antiretroviral effect over 48 weeks
48 weeks
Secondary Outcomes (3)
The immunologic effects from baseline at the 48th and 144th week
144 weeks
Reasons of treatment failure by 144th week
144 weeks
Adverse events and their rate of incidence by 144th week
144 weeks
Study Arms (2)
Epzicom Arm
ACTIVE COMPARATORPatients are treated with Epzicom (lamivudine 300mg and abacavir 600mg) combined with ritonavir 100mg boosted atazanavir 300mg
Truvada Arm
ACTIVE COMPARATORPatients are treated with Truvada (emtricitabine 200mg and tenofovir 300mg) combined with ritonavir 100mg boosted atazanavir 300mg
Interventions
Patients are treated with Epzicom (lamivudine 300mg and abacavir 600mg) combined with ritonavir 100mg boosted atazanavir 300mg
Patients are treated with Truvada (emtricitabine 200mg and tenofovir 300mg) combined with ritonavir 100mg boosted atazanavir 300mg.
Eligibility Criteria
You may qualify if:
- Clinical diagnosis of HIV infection,
- Antiretroviral initiation is recommended by current clinical guidelines,
- Treatment naïve,
- Age over 20 years old Japanese,
- Able to obtain written informed consent
You may not qualify if:
- Current malabsorption condition,
- Prior use of lamivudine for hepatitis B treatment,
- Positive serology of Hepatitis B surface antigen,
- Patients who have following abnormal laboratory results within 6 weeks prior enrollment;
- alanine aminotransferase is more than 2.5 times higher of upper normal limit
- estimated glomerular filtration rate is less than 60ml/min by Cockcroft-Gault equation
- serum phosphate level is less than 2.0mg/dl
- Patients with hemophilia, diabetes mellitus which require pharmacological treatment, congestive heart failure, cardiomyopathy or other serious medical condition
- Patients in pregnancy or breat feeding
- Patients who are taking medications contraindicated combine use of study medicine
- Patients whose primary care physicians consider inadequate to be enroll the study
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
International Medical Center of Japan
Shinjuku, Tokyo, 1628655, Japan
Related Publications (1)
Nishijima T, Takano M, Ishisaka M, Komatsu H, Gatanaga H, Kikuchi Y, Endo T, Horiba M, Kaneda S, Uchiumi H, Koibuchi T, Naito T, Yoshida M, Tachikawa N, Ueda M, Yokomaku Y, Fujii T, Higasa S, Takada K, Yamamoto M, Matsushita S, Tateyama M, Tanabe Y, Mitsuya H, Oka S; Epzicom-Truvada study team. Abacavir/lamivudine versus tenofovir/emtricitabine with atazanavir/ritonavir for treatment-naive Japanese patients with HIV-1 infection: a randomized multicenter trial. Intern Med. 2013;52(7):735-44. doi: 10.2169/internalmedicine.52.9155. Epub 2013 Apr 1.
PMID: 23545667RESULT
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Study Officials
- STUDY CHAIR
Shinichi Oka, MD
International Medical Center of Japan
Study Design
- Study Type
- interventional
- Phase
- phase 4
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER GOV
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Shinichi Oka, Director general, AIDS Clinical Center
Study Record Dates
First Submitted
October 12, 2007
First Posted
October 16, 2007
Study Start
October 1, 2007
Primary Completion
February 1, 2012
Study Completion
February 1, 2012
Last Updated
March 30, 2015
Record last verified: 2015-03