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EMERALD

A randomised, active-controlled, open-label study to evaluate the efficacy and safety of switching to a D/C/F/TAF once-daily single-tablet regimen versus continuing the current regimen consisting of a boosted protease inhibitor (bPI) combined with FTC/TDF

Project Summary 

This is a randomised, active-controlled, open-label, multicenter study in virologically-suppressed, HIV-1 infected adult participants.

The study will include a Screening Period of approximately 30 days, a controlled Treatment Period of 48 weeks, an Extension Phase of 48 weeks. All eligible participants will be randomly assigned to receive either current treatment regimen - a boosted protease inhibitor (darunavir or atazanavir with low-dose ritonavir or cobicistat, or lopinavir/ritonavir) combined with FTC/TDF, or the  experimental treatment regimen comprising the fixed-dose combination of darunavir/cobicistat/FTC/TAF once-daily for 48 weeks. 

After completion of week 48, participants assigned to the experimental treatment will continue with D/C/F/TAF in the extension phase up to week 96. Participants who continued their current regimen will receive the experimental treatment (if all criteria are fulfilled) at week 52 up to week 96. 

As from Week 96, all participants will be given the option to continue D/C/F/TAF treatment, if they wish and if they continue to benefit from it until D/C/F/TAF becomes commercially available and is reimbursed, or can be accessed through another source in the country where he/she is living, or until the sponsor terminates clinical development. 


Key Project Information

Dates: April 2015 - (ongoing)

UCL lead/Principal Investigator: Dr Laura Waters

Lead organisation: Janssen/North Manchester General Hospital, Pennine Acute Hospitals NHS Foundation Trust

Project lead: Dr Andrew Ustianowski

Partners: Central and North West London NHS Foundation Trust

Location: Global

Funding: Janssen

Contact: mmc-research-cnwl@nhs.net

Research Team

Dr Alejandro Arenas-Pinto

Dr Lewis Haddow

Dr Sarah Pett

Deidre Sally


Publications 

Efficacy and safety of switching from boosted protease inhibitors plus emtricitabine and tenofovir disoproxil fumarate regimens to single-tablet darunavir, cobicistat, emtricitabine, and tenofovir alafenamide at 48 weeks in adults with virologically suppressed HIV-1 (EMERALD): a phase 3, randomised, non-inferiority trial. Orkin C, Molina JM, Negredo E, Arribas JR, Gathe J, Eron JJ, Van Landuyt E, Lathouwers E, Hufkens V, Petrovic R, Vanveggel S, Opsomer M; EMERALD study group. Lancet HIV. 2018.

A Phase 3, Randomized, Non-inferiority Study Evaluating the Efficacy and Safety of Switching from Boosted-protease Inhibitors (bPI) Plus Emtricitabine (FTC)/Tenofovir Disoproxil Fumarate (TDF) Regimens to the Once Daily (QD), Single-tablet Regimen (STR) of Darunavir/Cobicistat/Emtricitabine/Tenofovir Alafenamide (D/C/F/TAF) in Virologically Suppressed, HIV-1-infected Adults. Chloe Orkin, Jean-Michel Molina, Joel Gallant, Eugenia Negredo, Joseph Gathe, Joseph Eron, Erika Van Landuyt, Erkki Lathouwers, Veerle Hufkens, Romana Petrovic, Magda Opsomer, EMERALD Study Group, Week 48 Results of EMERALD: , Open Forum Infectious Diseases, Volume 4.