Pharmacokinetics of Tobramycin Administered at the Beginning of Intermittent Hemodialysis Session (ESRD Study)

Autor: Marjolaine Giroux, Nicolas Bouchard, Anik Henderson, Lesly Lam, Van Anh Sylvie Tran, Denis Projean, Jean-François Tessier, Laurence Lepage, Paul Gavra, Georges Ouellet, Michel Vallée, Jean-Philippe Lafrance
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Canadian Journal of Kidney Health and Disease, Vol 8 (2021)
Druh dokumentu: article
ISSN: 2054-3581
20543581
DOI: 10.1177/2054358120987061
Popis: Background and Objectives: There is a renewed interest in the successful use of aminoglycosides due to increasing resistance in gram-negative infections. Few studies to date have examined the pharmacokinetics (PK) of intradialytic infusions of tobramycin. This study sought to characterize the pharmacokinetic profile of intradialytically administered tobramycin in infected patients receiving chronic intermittent hemodialysis and to determine whether it is possible to achieve favorable PK targets. Design, Setting, Participants, and Measurements: In this prospective pharmacokinetic study, a single dose (5 mg/kg) of tobramycin was administered intradialytically to 11 noncritically ill patients undergoing chronic intermittent hemodialysis. Blood samples were collected at selected time to determine tobramycin serum concentrations. The PK analysis was performed using Phoenix™ NLME. The efficacy exposure outcome for nonsevere gram-negative infections sensitive to tobramycin with a minimum inhibitory concentration ≤1 were maximum concentration (Cmax ≥ 10 mg/L) and area under the curve (AUC24 h > 30 mg⋅h/L). For toxicity, the goal was to identify plasma trough concentrations
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