[HTML][HTML] Impact of nutritional factors on in-vitro PK/PD modelling of polymyxin B against various strains of Acinetobacter baumannii

M Lacroix, J Moreau, C Zampaloni, C Bissantz… - International Journal of …, 2024 - Elsevier
The main objective of this study was to assess the effect of rich artificial cation adjusted
Mueller-Hinton broth (CAMHB), on the growth of three Acinetobacter baumannii strains …

A New Pharmacokinetic-Pharmacodynamic Model To Characterize the Inoculum Effect of Acinetobacter baumannii on Polymyxin B In Vitro

G Akrong, A Chauzy, V Aranzana-Climent… - Antimicrobial Agents …, 2022 - Am Soc Microbiol
The inoculum effect (ie, reduction in antimicrobial activity at large starting inoculum) is a
phenomenon described for various pathogens. Given that limited data exist regarding …

[HTML][HTML] Semi-mechanistic PK/PD modelling of combined polymyxin B and minocycline against a polymyxin-resistant strain of Acinetobacter baumannii

V Aranzana-Climent, JM Buyck, Y Smani… - Clinical Microbiology …, 2020 - Elsevier
Objectives To expand on previous reports of synergy between polymyxin B (PMB) and
minocycline (MIN) against Acinetobacter baumannii; and to gain insight into the qualitative …

[HTML][HTML] PKPD Modeling of the Inoculum Effect of Acinetobacter baumannii on Polymyxin B in vivo

A Chauzy, G Akrong, V Aranzana-Climent… - Frontiers in …, 2022 - frontiersin.org
The reduction in antimicrobial activity at high bacterial counts is a microbiological
phenomenon known as the inoculum effect (IE). In a previous in vitro study, a significant IE …

Strategies for the treatment of polymyxin B-resistant Acinetobacter baumannii infections

TC Menegucci, J Albiero, LB Migliorini… - International journal of …, 2016 - Elsevier
In this study, the activity of meropenem (MEM), fosfomycin (FOF) and polymyxin B (PMB),
alone and in combination, was analysed. In addition, optimisation of the pharmacodynamic …

In vitro and in vivo Activity of Combinations of Polymyxin B with Other Antimicrobials Against Carbapenem-Resistant Acinetobacter baumannii

H Zhang, Y Zhu, N Yang, Q Kong, Y Zheng… - Infection and Drug …, 2021 - Taylor & Francis
Purpose To study the in vitro and in vivo antibacterial activities of polymyxin B (PB) and other
five antimicrobial agents, including imipenem (IMP), meropenem (MEM), tigecycline (TGC) …

Paradoxical effect of polymyxin B: high drug exposure amplifies resistance in Acinetobacter baumannii

BT Tsuji, CB Landersdorfer, JR Lenhard… - Antimicrobial Agents …, 2016 - Am Soc Microbiol
Administering polymyxin antibiotics in a traditional fashion may be ineffective against Gram-
negative ESKAPE (Enterococcus faecium, Staphylococcus aureus, Klebsiella pneumoniae …

Pharmacodynamics of Polymyxin B against Pseudomonas aeruginosa

VH Tam, AN Schilling, G Vo, S Kabbara… - Antimicrobial agents …, 2005 - Am Soc Microbiol
Despite limited data, polymyxin B (PB) is increasingly used clinically as the last therapeutic
option for multidrug-resistant (MDR) gram-negative bacterial infections. We examined the in …

Polymyxin B in combination with doripenem against heteroresistant Acinetobacter baumannii: pharmacodynamics of new dosing strategies

GG Rao, NS Ly, JB Bulitta, RL Soon… - Journal of …, 2016 - academic.oup.com
Objectives Polymyxin B is being increasingly utilized as a last resort against resistant Gram-
negative bacteria. We examined the pharmacodynamics of novel dosing strategies for …

Model-informed dose optimisation of polymyxin-rifampicin combination therapy against multidrug-resistant Acinetobacter baumannii

J Zhao, Y Zhu, ML Han, J Lu, HY Heidi… - International Journal of …, 2023 - Elsevier
Objectives Antimicrobial resistance is a major global threat. Because of the stagnant
antibiotic pipeline, synergistic antibiotic combination therapy has been proposed to treat …