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NCT Number: NCT02302547

Trial to Evaluate the Interest of a Reductive Anti Retroviral Strategy Using Dual Therapy Inspite of Triple Therapy

In the early 2000s, the "TRILEGE©" study was realized to determine if the reductive anti retroviral strategy from an initial triple therapy (based on a protease inhibitor as the third agent) towards a dual therapy of nucleoside analogs (in particular the association of "zidovudine +lamivudine") for patients infected by HIV and stabilized for at least 3 months at a threshold value of 400 copies/ml, would allow to obtain a well-controlled plasmatic viral load, with an aim to reduce the long-term side effects of the treatment.

The afore mentioned study showed that the reductive anti retroviral strategy was a failure. No study has as yet to revaluate this strategy, in particular in the current context of antiretroviral treatments.

Indeed, modern nucleoside inhibitors (Kivexa®, Truvada®) have extended half-lives as well as a superior intrinsic power as compared to treatments proposed in the initial "TRILEGE©" study. Furthermore, the better quality of current triple therapy (as compared to that used 10 years ago) has lead to substantial viral reservoir reduction.

Currently, a small number of patients is being successfully treated in the long-term (viral load < 20 copies/ml) using nucleoside analog dual therapy. The particular characteristics of these patients have yet to be thoroughly investigated.

The patients concerned were all treated prematurely before ever passing below 200 lymphocytes T CD4/mm3. It occurred that all these patients presented a low viral reservoir as measured by HIV DNA quantification (< 2,7 log copies/106 PBMC).

Therefore, by targeting patients who have (1) a strong immune restoration, (2) a low HIV DNA value and (3) a very good observance, the investigators emit the hypothesis that, reductive anti retroviral strategy that would consist in changing from a conventional triple therapy towards a Nucleoside reverse-transcriptase inhibitors dual therapy, could allow for durable control of viral replication with the concomitant benefice of reduced antiretroviral side effects and cost.

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Key information

Conditions

HIV

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

Service des Maladies Infectieuses, CHR Orléans La Source, ORLEANS CEDEX 2, CHR d'ORLEANS, France

Loading trial locations.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • HIV-1 infected patient
  • Initial TT ARV started above (or equal to) 150 / mm3 LT CD4, and 18 months prior to inclusion in the study
  • Ongoing antiretroviral therapy combining tenofovir + emtricitabine + a 3rd agent (IP / r, IP, NNRTI, II, Inhibitors) with at least one undetectable viral load (CV <50 copies / mL) after introduction of the latter treatment.
  • Patient in virological success: CV <50 copies / mL for at least 12 months, including visit to selection.
  • Absence of previous therapeutic failure: no viral load ≥ 200 copies / mL (after 6 months of treatment) (Except in the case of a justified therapeutic interruption: travel, stock-out ...) and of obtaining success Virologic after introduction of treatment, without concept of genotypic resistance known to the ARVs used.
  • Cellular DNA-HIV <2.7 log copies / 106 PBMC
  • Zenith RNA-HIV <150,000 copies / ml (excluding viral load values during primary infection if it is documented)
  • No genotypic resistance to currently used and known ARVs
  • Patient who has given written informed consent
  • Affiliate or beneficiary of a social security scheme
  • Patient followed on an outpatient basis, age ≥ 18 years.

Exclusion criteria

  • Non-compliant patient
  • Subject is pregnant, or lactating, or of childbearing potential and without contraception
  • Active opportunistic infections
  • Major overweight (BMI ≥ 40)
  • Severe renal pathology (creatinine clearance < 30ml/min)
  • Cirrhosis or severe liver failure (factor V < 50%)
  • Prognosis threatened within 6 months
  • Circumstances that may impair judgment or understanding of the information given to the patient
  • Malabsorption syndromes
  • The following laboratory criteria:
  • Serum ASAT,ALAT > 5 x upper limit of normal (ULN)
  • Thrombocytopenia with platelet count < 50.000/ml
  • Anemia with hemoglobin < 8g/dl
  • Polynuclear neutrophil count < 500/mm3

Treatment and study plan

triple therapy

Drug

Dosage treatment and usual prescription

Other names: Tenofovir+Emtricitabine+Third agent (Including a non nucleoside reverse transcriptase inhibitor: efavirenz or nevirapine or etravirine or rilpivirine, Tenofovir+Emtricitabine+Third agent (Including a ritonavir-boosted protease inhibitor : saquinavir or indinavir or fosamprenavir or tipranavir or darunavir or atazanavir or lopinavir, Tenofovir+Emtricitabine+Third agent (Including an unboosted protease inhibitor: atazanavir or indinavir, Tenofovir+Emtricitabine+Third agent (Including an integrase inhibitor raltegravir or dolutegravir or cobicistat-boosted elvitegravir, Tenofovir+Emtricitabine+Third agent (Including a fusion inhibitor: enfuvirtide or a CCR5 antagonist :maraviroc

dual therapy

Drug

1 tablet (200mg/245mg) daily for 48 weeks

Other names: Truvada®

Primary outcomes

  1. Viral Load at 48 weeks

    Time frame: 48 weeks

    Percentage of patient having a viral load < 50 copies/ml in each arm reductive anti retroviral strategy from an original backbone of 2 Nucleoside reverse transcriptase inhibitors (Tenofovir Disoproxil Fumarate+ Emtricitabine) coupled to a third agent, towards a therapeutic strategy containing the backbone therapy alone (Truvada®).

Secondary outcomes

  1. Change from week 4 in Viral load at 48 weeks

    Time frame: between 4 weeks and 48 weeks

    percentage of patients having a viral load between 50 and 400 copies/ml between week 4 and week 48

  2. CD 4 level in each arm

    Time frame: 48 weeks

    delta CD 4 measurement in each arm

  3. Change from day 0 in HIV - DNA at week 48

    Time frame: day 0 and 48 weeks

    HIV DNA evolution between day 0 and week 48 in each arm

  4. RNA and DNA viral load (sub study)

    Time frame: Time Frame: Week 24 to Week 48

    RNA and DNA viral load in the genital tract (cervico-vaginal secretions or sperm): comparison between arms

Sponsors and collaborators

Lead sponsor

University Hospital, Tours

Other

Collaborators

  • Central Hospital, NIORT
  • Central Hospital, Nancy, France
  • Centre Hospitalier de La Rochelle
  • HOSPITAL, CAEN
  • HOSPITAL, CHARTRES
  • HOSPITAL, FOCH
  • HOSPITAL, ORLEANS
  • HOSPITAL, SAINT LOUIS
  • HOSPITAL, SAINTES
  • Henri Mondor University Hospital
  • Hotel Dieu Hospital
  • Poitiers University Hospital
  • Tenon Hospital, Paris
  • Tourcoing Hospital
  • University Hospital, Rouen

Registry information

Official study title

Randomized Clinical Trial to Evaluate the Interest of a Down-scaled Treatment Strategy Using Dual Therapy (Nucleoside Analogs) in HIV Infected Patients Already Being Treated Using Triple Therapy, Who Present With a Successful Virological Control and for Which the HIV Reservoir is Low to Moderate

Acronym: TRULIGHT

Important dates

Study start
2014
Primary completion
2017
Study completion
2018
First posted
Nov 27, 2014
Registry last updated
Dec 26, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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