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Review
. 2022 Feb 1;44(1):103-111.
doi: 10.1097/FTD.0000000000000949.

Antibiotic Stewardship and Therapeutic Drug Monitoring of β-Lactam Antibiotics: Is There a Link? An Opinion Paper

Affiliations
Review

Antibiotic Stewardship and Therapeutic Drug Monitoring of β-Lactam Antibiotics: Is There a Link? An Opinion Paper

Daniel C Richter et al. Ther Drug Monit. .

Abstract

Purpose: In critically ill patients, changes in the pharmacokinetics (PK) of β-lactams can lead to significant variations in serum concentrations, with possibly detrimental effects on outcomes. The utilization of individually calculated doses, extended infusion regimen, and therapeutic drug monitoring (TDM)-guided dose adjustments can mitigate the PK changes and help to achieve and attain an individual PK target.

Methods: We reviewed relevant literature from 2004 to 2021 using 4 search engines (PubMed, Web of Science, Scopus, and Google Scholar). Unpublished clinical data were also examined.

Results: TDM-guided, individualized dosing strategies facilitated PK target attainment and improved patient outcomes. TDM-guided therapy is a core concept of individualized dosing that increases PK target attainment and identifies possible toxic β-lactam concentrations.

Conclusions: Individualized dosing and TDM facilitate the rational use of β-lactams and are integral for antibiotic stewardship interventions in critical care, affording the optimal exposure of both pathogen and drugs, along with enhanced treatment efficacy and reduced emergence of antimicrobial resistance.

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Conflict of interest statement

D. C. Richter has received refunding of travel expenses from Gilead, Astellas Pharma, and Pfizer. M. A. Weigand has received lecture fees and/or travel expenses from Astellas Pharma, Astra Zeneca, B. Braun, Biosyn, CLS Behring, Cytosorb, Eli Lilly, GE Healthcare, Gilead, Glaxo Smith Kline, Janssen, Köhler Chemie, MSD Sharp & Dohme, Novartis, Orion & Pfizer Pharma, and is a member of advisory boards for Astellas Pharma, B. Braun, Gilead, MSD Sharp & Dohme, Pall Medical & Pfizer Pharma. A. Brinkmann has received lecture fees and/or travel expenses from Pfizer Pharma GmbH, Fresenius Medical Care (FMC), Laboratory Volkmann, Karlsruhe, and Labor Limbach. The other authors declare no conflict of interest.

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