Ritonavir-boosted darunavir combined with raltegravir or tenofovir-emtricitabine in antiretroviral-naive adults infected with HIV-1: 96 week results from the NEAT001/ANRS143 randomised non-inferiority trial

François Raffi, Abdel G. Babiker, Laura Richert, Jean-Michel Molina, Elizabeth C. George, Andrea Antinori, Jose R Arribas, Jesper Grarup, Fleur Hudson, Christine Schwimmer, Juliette Saillard, Cédrick Wallet, Per O. Jansson, Clotilde Allavena, Remko Van Leeuwen, Jean-François Delfraissy, Stefano Vella, Geneviève Chêne, Anton Pozniak, NEAT001/ANRS143 Study Group

Research output: Contribution to journalArticlepeer-review

Abstract

BACKGROUND: Standard first-line antiretroviral therapy for HIV-1 infection includes two nucleoside or nucleotide reverse transcriptase inhibitors (NtRTIs), but these drugs have limitations. We assessed the 96 week efficacy and safety of an NtRTI-sparing regimen.

METHODS: Between August, 2010, and September, 2011, we enrolled treatment-naive adults into this randomised, open-label, non-inferiority trial in treatment-naive adults in 15 European countries. The composite primary outcome was change to randomised treatment before week 32 because of insufficient virological response, no virological response by week 32, HIV-1 RNA concentration 50 copies per mL or higher at any time after week 32; death from any cause; any new or recurrent AIDS event; or any serious non-AIDS event. Patients were randomised in a 1:1 ratio to receive oral treatment with 400 mg raltegravir twice daily plus 800 mg darunavir and 100 mg ritonavir once daily (NtRTI-sparing regimen) or tenofovir-emtricitabine in a 245 mg and 200 mg fixed-dose combination once daily, plus 800 mg darunavir and 100 mg ritonavir once daily (standard regimen). This trial was registered with ClinicalTrials.gov, number NCT01066962.

FINDINGS: Of 805 patients enrolled, 401 received the NtRTI-sparing regimen and 404 the standard regimen, with median follow-up of 123 weeks (IQR 112-133). Treatment failure was seen in 77 (19%) in the NtRTI-sparing group and 61 (15%) in the standard group. Kaplan-Meier estimated proportions of treatment failure by week 96 were 17·8% and 13·8%, respectively (difference 4·0%, 95% CI -0·8 to 8·8). The frequency of serious or treatment-modifying adverse events were similar (10·2 vs 8·3 per 100 person-years and 3·9 vs 4·2 per 100 person-years, respectively).

INTERPRETATION: Our NtRTI-sparing regimen was non-inferior to standard treatment and represents a treatment option for patients with CD4 cell counts higher than 200 cells per μL.

FUNDING: European Union Sixth Framework Programme, Inserm-ANRS, Gilead Sciences, Janssen Pharmaceuticals, Merck Laboratories.

Original languageEnglish
Pages (from-to)1942-51
Number of pages10
JournalThe Lancet
Volume384
Issue number9958
DOIs
Publication statusPublished - 2014 Nov 29

Subject classification (UKÄ)

  • Infectious Medicine

Free keywords

  • Adenine
  • Adult
  • Anti-HIV Agents
  • CD4 Lymphocyte Count
  • Cholesterol, HDL
  • Cholesterol, LDL
  • Darunavir
  • Deoxycytidine
  • Drug Resistance, Viral
  • Drug Therapy, Combination
  • Emtricitabine
  • Female
  • HIV Infections
  • HIV-1
  • Humans
  • Kaplan-Meier Estimate
  • Male
  • Middle Aged
  • Organophosphonates
  • Pyrrolidinones
  • Raltegravir Potassium
  • Ritonavir
  • Sulfonamides
  • Tenofovir
  • Treatment Outcome
  • Comparative Study
  • Journal Article
  • Multicenter Study
  • Randomized Controlled Trial
  • Research Support, Non-U.S. Gov't

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