Intrapulmonary posaconazole penetration at the infection site in an immunosuppressed murine model of invasive pulmonary aspergillosis receiving oral prophylactic regimens

Seyedmojtaba Seyedmousavi, Roger J.M. Brüggemann, Willem J.G. Melchers, Paul E. Verweij, Johan W. Moutona

Research output: Contribution to journalArticlepeer-review

14 Citations (Scopus)

Abstract

Adequate penetration to the infection/colonization site is crucial to attain optimal efficacy of posaconazole against Aspergillus fumigatus diseases. We evaluated posaconazole exposure in pulmonary epithelial lining fluid (ELF) in a murine model of invasive pulmonary aspergillosis. The posaconazole exposure (area under the plasma concentration-time curve from time zero to 24 h postinfusion [AUC0-24]) in ELF was 20% to 31% of that in plasma for total drug after the third dose, and the relationship between plasma and ELF exposure was linear (r2=0.97, P=0.016).

Original languageEnglish
Pages (from-to)2964-2967
Number of pages4
JournalAntimicrobial Agents and Chemotherapy
Volume58
Issue number5
DOIs
Publication statusPublished - May 2014
Externally publishedYes

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