Author(s):
|
Luin, M. van
; Ende, M.E. van der; Richter, C.; Visser, M. de; Faraj, D.;
Ven, A.J.A.M. van der
; Gelinck, L.; Kroon, F.; Wit, F.W.; Schaik, R.H. van; Kuks, P.F.M.;
Burger, D.M.
|
Subject:
|
N4i 2: Invasive mycoses and compromised host N4i 3: Poverty-related infectious diseases NCEBP 13: Infectious diseases and international health NCEBP 13: Infectious diseases and international health |
Organization:
|
Clinical Pharmacy Internal Medicine |
Abstract:
|
HIV-infected travellers frequently use atovaquone/proguanil as malaria prophylaxis. We compared atovaquone/proguanil pharmacokinetics between healthy volunteers and HIV-infected patients taking efavirenz, lopinavir/ritonavir or atazanavir/ritonavir. The geometric mean ratio (95% confidence interval) area under the curve (AUC)0-->t for atovaquone relative to the healthy volunteers was 0.25 (0.16-0.38), 0.26 (0.17-0.41) and 0.54 (0.35-0.83) for patients on efavirenz, lopinavir/ritonavir and atazanavir/ritonavir, respectively. Proguanil plasma concentrations were also significantly lower (38-43%). Physicians should be alert for atovaquone/proguanil prophylaxis failures in patients taking efavirenz, lopinavir/ritonavir or atazanavir/ritonavir.
|