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New ARV Interactions, April-July 2009

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New ARV Interactions, April-July 2009

Back to Updates to the Database of ARV Drug Interactions

Drug OneDrug TwoClinical EffectsMechanismsManagement
Source: McNicholl I. HIV InSite Database of Antiretroviral Drug InteractionsLink will take you outside the VA website. VA is not responsible for the content of the linked site.. University of California San Francisco: Center for HIV Information; 2009
TenofovirEtravirineNo dosage adjustment necessary
NevirapineFluconazolePossibly ↑ nevirapine effectsInhibition of CYP450 3A4 by fluconazoleNo dosage adjustment necessary
AtazanavirSimvastatin↑ simvastatin effects (eg, myopathy, rhabdomyolysis)Inhibition of CYP450 3A4 by atazanavirDo not coadminister

Alternative agents:
Atorvastatin (low dose); pravastatin

From New ARV Interactions, April-July 2009
HIV Meds Quarterly Research Brief
Summer 2009