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PK Workshop 12th 2011

12th International Workshop on Clinical Pharmacology of HIV Therapy, 13–-15 April 2011, Miami

Quad reduces levels of oral contraceptives

Elvitegravir/cobicistat and acid reducing agents

Lopinavir/r reduces levels of rifabutin

Cobicistat has little impact on CYP2D6 and CYP2B6

Atazanavir levels indicate need for higher dose during pregnancy

Etravirine lowers levels of maraviroc given at 300 or 600 mg twice daily

Once-daily 150-mg maraviroc explored in people taking atazanavir/ritonavir

Lopinavir troughs lower in children on once-daily dose with efavirenz

Dose optimisation: 50 mg ritonavir-boosting, 3TC dosing and raltegravir once-daily