Untapped potential: exploring clinical pharmacists as antibiotic stewardship ambassadors

Abstract Objective: To describe inpatient clinical pharmacists’ interventions on injectable antibiotics and assess their impact on prospective audit and feedback (PAF) by the antimicrobial stewardship program (ASP). Design: Retrospective cohort study. Setting: Freestanding, quaternary-care, pe...

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Main Authors: Esther Esadah, Hayden T. Schwenk, Laura L. Bio
Format: Article
Language:English
Published: Cambridge University Press 2025-01-01
Series:Antimicrobial Stewardship & Healthcare Epidemiology
Online Access:https://www.cambridge.org/core/product/identifier/S2732494X25000695/type/journal_article
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author Esther Esadah
Hayden T. Schwenk
Laura L. Bio
author_facet Esther Esadah
Hayden T. Schwenk
Laura L. Bio
author_sort Esther Esadah
collection DOAJ
description Abstract Objective: To describe inpatient clinical pharmacists’ interventions on injectable antibiotics and assess their impact on prospective audit and feedback (PAF) by the antimicrobial stewardship program (ASP). Design: Retrospective cohort study. Setting: Freestanding, quaternary-care, pediatric and obstetric hospital. Methods: We identified all clinical pharmacist interventions (iVents) documented on injectable antibiotics from November 1, 2020, through October 31, 2022. PAF performed on injectable antibiotics during the same timeframe was captured. We reported characteristics of clinical pharmacist iVents on injectable antibiotics. We also compared the incidence of PAF recommendations (PAFR) between PAF cases with prior iVent documentation for the same patient and antibiotic and those without preceding iVent documentation. Results: A total of 5,277 iVents were documented on injectable antibiotic orders. Cefazolin had the highest volume of iVents (13%). Antibiotic dose optimization was the most frequent iVent type (34%). A total of 5,152 PAF were documented by ASP pharmacists on injectable antibiotics during the study period, with 1,782 (34%) resulting in a PAFR. A total of 999 PAF (19%) had a prior iVent; 4,153 PAF did not. Comparing the two groups, the incidence of a PAFR was significantly higher in the PAF with prior iVent group compared to the PAF without prior iVent group (383/999, 38% vs 1,399/ 4,153, 34%; P = 0.006). Antibiotic discontinuation was the most common type of PAFR in both groups. Conclusions: Clinical pharmacists serve as ASP ambassadors, intervening on injectable antibiotic orders to improve prescribing. Future efforts to expand and incorporate clinical pharmacists in ASP initiatives are warranted.
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spelling doaj-art-b5bc665ecec84ca9bb92eb237ff495e62025-08-20T02:20:25ZengCambridge University PressAntimicrobial Stewardship & Healthcare Epidemiology2732-494X2025-01-01510.1017/ash.2025.69Untapped potential: exploring clinical pharmacists as antibiotic stewardship ambassadorsEsther Esadah0https://orcid.org/0009-0006-4826-9473Hayden T. Schwenk1Laura L. Bio2https://orcid.org/0000-0001-9520-6420Department of Pharmacy, Children’s National Hospital, Washington, DC, USADepartment of Pediatrics, Division of Infectious Diseases, Stanford School of Medicine, Stanford, CA, USADepartment of Pharmacy, Lucile Packard Children’s Hospital Stanford, Palo Alto, CA, USA Abstract Objective: To describe inpatient clinical pharmacists’ interventions on injectable antibiotics and assess their impact on prospective audit and feedback (PAF) by the antimicrobial stewardship program (ASP). Design: Retrospective cohort study. Setting: Freestanding, quaternary-care, pediatric and obstetric hospital. Methods: We identified all clinical pharmacist interventions (iVents) documented on injectable antibiotics from November 1, 2020, through October 31, 2022. PAF performed on injectable antibiotics during the same timeframe was captured. We reported characteristics of clinical pharmacist iVents on injectable antibiotics. We also compared the incidence of PAF recommendations (PAFR) between PAF cases with prior iVent documentation for the same patient and antibiotic and those without preceding iVent documentation. Results: A total of 5,277 iVents were documented on injectable antibiotic orders. Cefazolin had the highest volume of iVents (13%). Antibiotic dose optimization was the most frequent iVent type (34%). A total of 5,152 PAF were documented by ASP pharmacists on injectable antibiotics during the study period, with 1,782 (34%) resulting in a PAFR. A total of 999 PAF (19%) had a prior iVent; 4,153 PAF did not. Comparing the two groups, the incidence of a PAFR was significantly higher in the PAF with prior iVent group compared to the PAF without prior iVent group (383/999, 38% vs 1,399/ 4,153, 34%; P = 0.006). Antibiotic discontinuation was the most common type of PAFR in both groups. Conclusions: Clinical pharmacists serve as ASP ambassadors, intervening on injectable antibiotic orders to improve prescribing. Future efforts to expand and incorporate clinical pharmacists in ASP initiatives are warranted. https://www.cambridge.org/core/product/identifier/S2732494X25000695/type/journal_article
spellingShingle Esther Esadah
Hayden T. Schwenk
Laura L. Bio
Untapped potential: exploring clinical pharmacists as antibiotic stewardship ambassadors
Antimicrobial Stewardship & Healthcare Epidemiology
title Untapped potential: exploring clinical pharmacists as antibiotic stewardship ambassadors
title_full Untapped potential: exploring clinical pharmacists as antibiotic stewardship ambassadors
title_fullStr Untapped potential: exploring clinical pharmacists as antibiotic stewardship ambassadors
title_full_unstemmed Untapped potential: exploring clinical pharmacists as antibiotic stewardship ambassadors
title_short Untapped potential: exploring clinical pharmacists as antibiotic stewardship ambassadors
title_sort untapped potential exploring clinical pharmacists as antibiotic stewardship ambassadors
url https://www.cambridge.org/core/product/identifier/S2732494X25000695/type/journal_article
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