An Individual Participant Data Population Pharmacokinetic Meta-analysis of Drug-Drug Interactions between Lumefantrine and Commonly Used Antiretroviral Treatment

Treating malaria in HIV-coinfected individuals should consider potential drug-drug interactions. Artemether-lumefantrine is the most widely recommended treatment for uncomplicated malaria globally. Lumefantrine is metabolized by CYP3A4, an enzyme that commonly used antiretrovirals often induce or in...

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Veröffentlicht in:Antimicrobial agents and chemotherapy 2020-04, Vol.64 (5), Article 02394
Hauptverfasser: Francis, Jose, Barnes, Karen I., Workman, Lesley, Kredo, Tamara, Vestergaard, Lasse S., Hoglund, Richard M., Byakika-Kibwika, Pauline, Lamorde, Mohammed, Walimbwa, Stephen I., Chijioke-Nwauche, Ifeyinwa, Sutherland, Colin J., Merry, Concepta, Scarsi, Kimberley K., Nyagonde, Nyagonde, Lemnge, Martha M., Khoo, Saye H., Bygbjerg, Ib C., Parikh, Sunil, Aweeka, Francesca T., Tarning, Joel, Denti, Paolo
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container_issue 5
container_start_page
container_title Antimicrobial agents and chemotherapy
container_volume 64
creator Francis, Jose
Barnes, Karen I.
Workman, Lesley
Kredo, Tamara
Vestergaard, Lasse S.
Hoglund, Richard M.
Byakika-Kibwika, Pauline
Lamorde, Mohammed
Walimbwa, Stephen I.
Chijioke-Nwauche, Ifeyinwa
Sutherland, Colin J.
Merry, Concepta
Scarsi, Kimberley K.
Nyagonde, Nyagonde
Lemnge, Martha M.
Khoo, Saye H.
Bygbjerg, Ib C.
Parikh, Sunil
Aweeka, Francesca T.
Tarning, Joel
Denti, Paolo
description Treating malaria in HIV-coinfected individuals should consider potential drug-drug interactions. Artemether-lumefantrine is the most widely recommended treatment for uncomplicated malaria globally. Lumefantrine is metabolized by CYP3A4, an enzyme that commonly used antiretrovirals often induce or inhibit. A population pharmacokinetic meta-analysis was conducted using individual participant data from 10 studies with 6,100 lumefantrine concentrations from 793 nonpregnant adult participants (41% HIV-malaria-coinfected, 36% malaria-infected, 20% HIV-infected, and 3% healthy volunteers). Lumefantrine exposure increased 3.4-fold with coadministration of lopinavir-ritonavir-based antiretroviral therapy (ART), while it decreased by 47% with efavirenz-based ART and by 59% in the patients with rifampin-based antituberculosis treatment. Nevirapine- or dolutegravir-based ART and malaria or HIV infection were not associated with significant effects. Monte Carlo simulations showed that those on concomitant efavirenz or rifampin have 49% and 80% probability of day 7 concentrations < 200 ng/ml, respectively, a threshold associated with an increased risk of treatment failure. The risk of achieving subtherapeutic concentrations increases with larger body weight. An extended 5-day and 6-day artemether-lumefantrine regimen is predicted to overcome these drug-drug interactions with efavirenz and rifampin, respectively.
doi_str_mv 10.1128/AAC.02394-19
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Artemether-lumefantrine is the most widely recommended treatment for uncomplicated malaria globally. Lumefantrine is metabolized by CYP3A4, an enzyme that commonly used antiretrovirals often induce or inhibit. A population pharmacokinetic meta-analysis was conducted using individual participant data from 10 studies with 6,100 lumefantrine concentrations from 793 nonpregnant adult participants (41% HIV-malaria-coinfected, 36% malaria-infected, 20% HIV-infected, and 3% healthy volunteers). Lumefantrine exposure increased 3.4-fold with coadministration of lopinavir-ritonavir-based antiretroviral therapy (ART), while it decreased by 47% with efavirenz-based ART and by 59% in the patients with rifampin-based antituberculosis treatment. Nevirapine- or dolutegravir-based ART and malaria or HIV infection were not associated with significant effects. 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Artemether-lumefantrine is the most widely recommended treatment for uncomplicated malaria globally. Lumefantrine is metabolized by CYP3A4, an enzyme that commonly used antiretrovirals often induce or inhibit. A population pharmacokinetic meta-analysis was conducted using individual participant data from 10 studies with 6,100 lumefantrine concentrations from 793 nonpregnant adult participants (41% HIV-malaria-coinfected, 36% malaria-infected, 20% HIV-infected, and 3% healthy volunteers). Lumefantrine exposure increased 3.4-fold with coadministration of lopinavir-ritonavir-based antiretroviral therapy (ART), while it decreased by 47% with efavirenz-based ART and by 59% in the patients with rifampin-based antituberculosis treatment. Nevirapine- or dolutegravir-based ART and malaria or HIV infection were not associated with significant effects. Monte Carlo simulations showed that those on concomitant efavirenz or rifampin have 49% and 80% probability of day 7 concentrations &lt; 200 ng/ml, respectively, a threshold associated with an increased risk of treatment failure. The risk of achieving subtherapeutic concentrations increases with larger body weight. An extended 5-day and 6-day artemether-lumefantrine regimen is predicted to overcome these drug-drug interactions with efavirenz and rifampin, respectively.</description><subject>Adolescent</subject><subject>Adult</subject><subject>Aged</subject><subject>Anti-HIV Agents - pharmacokinetics</subject><subject>Anti-HIV Agents - therapeutic use</subject><subject>Antimalarials - pharmacokinetics</subject><subject>Antimalarials - therapeutic use</subject><subject>Antiretroviral Therapy, Highly Active</subject><subject>Artemether, Lumefantrine Drug Combination - pharmacokinetics</subject><subject>Artemether, Lumefantrine Drug Combination - therapeutic use</subject><subject>Body Weight</subject><subject>Clinical Therapeutics</subject><subject>Computer Simulation</subject><subject>Drug Interactions</subject><subject>Female</subject><subject>HIV Infections - complications</subject><subject>HIV Infections - drug therapy</subject><subject>Humans</subject><subject>Life Sciences &amp; Biomedicine</subject><subject>Lopinavir - pharmacokinetics</subject><subject>Lopinavir - therapeutic use</subject><subject>Lumefantrine - pharmacokinetics</subject><subject>Lumefantrine - therapeutic use</subject><subject>Malaria - complications</subject><subject>Malaria - drug therapy</subject><subject>Male</subject><subject>Microbiology</subject><subject>Middle Aged</subject><subject>Monte Carlo Method</subject><subject>Pharmacology &amp; 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Barnes, Karen I. ; Workman, Lesley ; Kredo, Tamara ; Vestergaard, Lasse S. ; Hoglund, Richard M. ; Byakika-Kibwika, Pauline ; Lamorde, Mohammed ; Walimbwa, Stephen I. ; Chijioke-Nwauche, Ifeyinwa ; Sutherland, Colin J. ; Merry, Concepta ; Scarsi, Kimberley K. ; Nyagonde, Nyagonde ; Lemnge, Martha M. ; Khoo, Saye H. ; Bygbjerg, Ib C. ; Parikh, Sunil ; Aweeka, Francesca T. ; Tarning, Joel ; Denti, Paolo</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-a418t-b81352def985d76c5168ad8bbe9c4fe9e0075353c3067fdd691eacc0d6e0a23f3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2020</creationdate><topic>Adolescent</topic><topic>Adult</topic><topic>Aged</topic><topic>Anti-HIV Agents - pharmacokinetics</topic><topic>Anti-HIV Agents - therapeutic use</topic><topic>Antimalarials - pharmacokinetics</topic><topic>Antimalarials - therapeutic use</topic><topic>Antiretroviral Therapy, Highly Active</topic><topic>Artemether, Lumefantrine Drug Combination - pharmacokinetics</topic><topic>Artemether, Lumefantrine Drug Combination - therapeutic use</topic><topic>Body Weight</topic><topic>Clinical Therapeutics</topic><topic>Computer Simulation</topic><topic>Drug Interactions</topic><topic>Female</topic><topic>HIV Infections - complications</topic><topic>HIV Infections - drug therapy</topic><topic>Humans</topic><topic>Life Sciences &amp; 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source MEDLINE; Elektronische Zeitschriftenbibliothek - Frei zugängliche E-Journals; Web of Science - Science Citation Index Expanded - 2020<img src="https://exlibris-pub.s3.amazonaws.com/fromwos-v2.jpg" />; PubMed Central
subjects Adolescent
Adult
Aged
Anti-HIV Agents - pharmacokinetics
Anti-HIV Agents - therapeutic use
Antimalarials - pharmacokinetics
Antimalarials - therapeutic use
Antiretroviral Therapy, Highly Active
Artemether, Lumefantrine Drug Combination - pharmacokinetics
Artemether, Lumefantrine Drug Combination - therapeutic use
Body Weight
Clinical Therapeutics
Computer Simulation
Drug Interactions
Female
HIV Infections - complications
HIV Infections - drug therapy
Humans
Life Sciences & Biomedicine
Lopinavir - pharmacokinetics
Lopinavir - therapeutic use
Lumefantrine - pharmacokinetics
Lumefantrine - therapeutic use
Malaria - complications
Malaria - drug therapy
Male
Microbiology
Middle Aged
Monte Carlo Method
Pharmacology & Pharmacy
Ritonavir - pharmacokinetics
Ritonavir - therapeutic use
Science & Technology
Young Adult
title An Individual Participant Data Population Pharmacokinetic Meta-analysis of Drug-Drug Interactions between Lumefantrine and Commonly Used Antiretroviral Treatment
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