Publications by authors named "Frens J"

Objectives: To outline the procedural implementation and optimization of rapid diagnostic test (RDT) results for bloodstream infections (BSIs) and to evaluate the combination of RDTs with real-time antimicrobial stewardship team (AST) support plus clinical surveillance platform (CSP) software on time to appropriate therapy in BSIs at a single health system.

Methods: Blood culture reporting and communication were reported for four time periods: (i) a pre-BCID [BioFire® FilmArray® Blood Culture Identification (BCID) Panel] implementation period that consisted of literature review and blood culture notification procedure revision; (ii) a BCID implementation period that consisted of BCID implementation, real-time results notification via CSP, and creation of a treatment algorithm; (iii) a post-BCID implementation period; and (iv) a BCID2 implementation period. Time to appropriate therapy metrics was reported for the BCID2 time period.

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Introduction: Long-acting lipoglycopeptides such as dalbavancin may have utility in patients with Gram-positive bloodstream infections (BSI), particularly in those with barriers to discharge or who require prolonged parenteral antibiotic courses. A retrospective cohort study was performed to provide further multicenter real-world evidence on dalbavancin use as a sequential therapy for Gram-positive BSI.

Methods: One hundred fifteen patients received dalbavancin with Gram-positive BSI, defined as any positive blood culture or diagnosed with infective endocarditis, from 13 centers geographically spread across the United States between July 2015 and July 2021.

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Objective: Antibiotic prescribing at hospital discharge is an important focus for antimicrobial stewardship efforts. This study set out to determine the impact of a pharmacist-led intervention at hospital discharge on appropriate antimicrobial prescribing.

Design: This was a pre-/post-study evaluating the impact of a pharmacist-led review on antibiotic prescribing at hospital discharge.

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Infections due to nontuberculous mycobacteria (NTM) continue to increase in prevalence, leading to problematic clinical outcomes. Omadacycline (OMC) is an aminomethylcycline antibiotic with FDA orphan drug and fast-track designations for pulmonary NTM infections, including (MAB). This multicenter retrospective study across 16 U.

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Introduction: Antibiotic-resistant Gram-negative bacteria have been associated with substantial morbidity and mortality and have limited treatment options available. Omadacycline (OMC) is an aminomethylcycline antibiotic that has been shown to exhibit broad in vitro activity against antibiotic-resistant Gram-negative bacteria. Given the lack of real-world data, the primary objective of our report was to describe early experience with OMC for the treatment of resistant Gram-negative infections.

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A multicenter case series of 21 patients were treated with imipenem-cilastatin-relebactam. There were mixed infection sources, with pulmonary infections (11/21,52%) composing the majority. The primary pathogen was (16/21, 76%), and 15/16 (94%) isolates were multidrug-resistant.

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Purpose: The purpose of this study was to compare therapeutic vancomycin trough levels in obese adults when using an original nomogram (phase I) versus a modified nomogram (phase II).

Methods: This study compared a vancomycin nomogram with a modified vancomycin nomogram for obese adults over 100 kg. The primary endpoint compared the percentage of sub-therapeutic, therapeutic, and supra-therapeutic vancomycin trough concentrations between the nomograms.

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Objectives: Staphylococcus aureus bacteremia (SAB) is an important cause of morbidity and mortality. Suboptimal treatment has been associated with poor patient outcomes. Our antimicrobial stewardship program (ASP) evaluated SAB management based on predefined performance measures both prior to and after instituting a "care package" intervention led by clinical pharmacists and infectious diseases physicians.

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Introduction: Oritavancin is a novel lipoglycopeptide approved for acute bacterial skin and skin structure infections. The pharmacokinetic profile and convenient one-time dosing make oritavancin an enticing option for other serious Gram-positive infections requiring prolonged treatment courses. Unfortunately, data for using oritavancin in these populations are limited.

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Purpose: The objective of this study was to evaluate drug marker absorption in relation to the gastric emptying (GE) of 0.7 mm and 3.6 mm enteric coated pellets as a function of viscosity and the underlying gastric motility.

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A number of features of the Veterinary Medicinal Products Act, which are of importance to veterinarians, are reviewed. These features result in a number of consequences connected with obtaining and handling veterinary drugs. These consequences are discussed.

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[Veterinary Drug Act].

Tijdschr Diergeneeskd

September 1986

The Dutch Veterinary Drug Act is reviewed and the consequences of a number of aspects of this act are discussed.

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[Why still using chloramphenicol?].

Tijdschr Diergeneeskd

May 1985

The use of chloramphenicol (CAP) is discussed in the light of the potential residues that may occur when CAP is not used correctly in veterinary therapy. A description of CAP and of the regulations in force is followed by suggestions of methods by which chloramphenicol residues may be prevented.

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[Records and the use of veterinary drugs].

Tijdschr Diergeneeskd

January 1984

The new Veterinary Drugs Act is in process of development. The final form which this law will take on will probably be clearer by the time of the 1983 annual congress. It can be expected that only registered drugs will then be permissible for use in treatment.

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The thermoregulatory effects of dopamine (DA), given by intracerebroventricular (i.c.v.

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The thermoregulatory responses to dopamine (DA), noradrenaline (NA) and 5-hydroxytryptamine (5-HT), injected into the third cerebral ventricle of goats at 20 degrees C ambient temperature (Ta) or during cold exposure, were compared before and after pretreatment with the DA receptor blocker haloperidol or the 5-HT receptor blocker methysergide. At 20 degrees C Ta, intracerebroventricular (i.c.

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Dopamine (DA) was injected in the third brain ventricle of goats and the thermoregulatory effects were studied under different ambient conditions. The effects depended on dose, ambient conditions and cannula used. In the cold, there was a drop in body temperature, sometimes accompanied by suppression of shivering and by vasodilatation.

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