A Real-World, Multicenter Assessment of Drugs Requiring Weight-Based Calculations in Overweight, Adult Critically Ill Patients

Prescribing appropriate doses of drugs requiring weight-based dosing is challenging in overweight patients due to a lack of data. With 68% of the US population considered overweight and these patients being at an increased risk for hospitalization, clinicians need guidance on dosing weight-based dru...

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Main Authors: Sandra L. Kane-Gill, Nicholas P. Wytiaz, Lisa M. Thompson, Karina Muzykovsky, Mitchell S. Buckley, Henry Cohen, Amy L. Seybert
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2013/909135
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author Sandra L. Kane-Gill
Nicholas P. Wytiaz
Lisa M. Thompson
Karina Muzykovsky
Mitchell S. Buckley
Henry Cohen
Amy L. Seybert
author_facet Sandra L. Kane-Gill
Nicholas P. Wytiaz
Lisa M. Thompson
Karina Muzykovsky
Mitchell S. Buckley
Henry Cohen
Amy L. Seybert
author_sort Sandra L. Kane-Gill
collection DOAJ
description Prescribing appropriate doses of drugs requiring weight-based dosing is challenging in overweight patients due to a lack of data. With 68% of the US population considered overweight and these patients being at an increased risk for hospitalization, clinicians need guidance on dosing weight-based drugs. The purpose of this study was to identify “real-world” dose ranges of high-risk medications administered via continuous infusion requiring weight-based dosing and determine the reasons for dosing changes (ineffectiveness or adverse drug reactions). A prospective, multicenter, observational study was conducted in four intensive care units at three institutions. A total of 857 medication orders representing 11 different high-risk medications in 173 patients were reviewed. It was noted that dosing did not increase in proportion to weight classification. Overall, 14 adverse drug reactions occurred in nine patients with more in overweight patients (9 of 14). A total of 75% of orders were discontinued due to ineffectiveness in groups with higher body mass indexes. Ineffectiveness leads to dosing adjustments resulting in the opportunity for medication errors. Also, the frequent dosing changes further demonstrate our lack of knowledge of appropriate dosing for this population. Given the medications’ increased propensity to cause harm, institutions should aggressively monitor these medications in overweight patients.
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spelling doaj-art-a063a847400e4f60af263884efaf59fd2025-02-03T01:00:25ZengWileyThe Scientific World Journal1537-744X2013-01-01201310.1155/2013/909135909135A Real-World, Multicenter Assessment of Drugs Requiring Weight-Based Calculations in Overweight, Adult Critically Ill PatientsSandra L. Kane-Gill0Nicholas P. Wytiaz1Lisa M. Thompson2Karina Muzykovsky3Mitchell S. Buckley4Henry Cohen5Amy L. Seybert6Department of Pharmacy, Translational Science Institute and Critical Care Medicine, Schools for Pharmacy and Medicine, University of Pittsburgh, 3501 Terrace Street, Pittsburgh, PA 15261, USAWest Penn Allegheny Health System, The Western Pennsylvania Hospital, 4800 Friendship Avenue, Pittsburgh, PA 15224, USABanner MD Anderson Cancer Center, 2946 E. Banner Gateway Drive, Gilbert, AZ 85234, USAThe Brooklyn Hospital Center, 121 DeKalb Avenue, Brooklyn, NY 11201, USABanner Good Samaritan Medical Center, Department of Pharmacy, 1111 E. McDowell Road, Phoenix, AZ 85006, USAArnold & Marie Schwartz College of Pharmacy and Health Sciences, Long Island University, 75 DeKalb Avenue, Brooklyn, NY 11201, USADepartment of Pharmacy, University of Pittsburgh Medical Center, Pittsburgh, PA 15213, USAPrescribing appropriate doses of drugs requiring weight-based dosing is challenging in overweight patients due to a lack of data. With 68% of the US population considered overweight and these patients being at an increased risk for hospitalization, clinicians need guidance on dosing weight-based drugs. The purpose of this study was to identify “real-world” dose ranges of high-risk medications administered via continuous infusion requiring weight-based dosing and determine the reasons for dosing changes (ineffectiveness or adverse drug reactions). A prospective, multicenter, observational study was conducted in four intensive care units at three institutions. A total of 857 medication orders representing 11 different high-risk medications in 173 patients were reviewed. It was noted that dosing did not increase in proportion to weight classification. Overall, 14 adverse drug reactions occurred in nine patients with more in overweight patients (9 of 14). A total of 75% of orders were discontinued due to ineffectiveness in groups with higher body mass indexes. Ineffectiveness leads to dosing adjustments resulting in the opportunity for medication errors. Also, the frequent dosing changes further demonstrate our lack of knowledge of appropriate dosing for this population. Given the medications’ increased propensity to cause harm, institutions should aggressively monitor these medications in overweight patients.http://dx.doi.org/10.1155/2013/909135
spellingShingle Sandra L. Kane-Gill
Nicholas P. Wytiaz
Lisa M. Thompson
Karina Muzykovsky
Mitchell S. Buckley
Henry Cohen
Amy L. Seybert
A Real-World, Multicenter Assessment of Drugs Requiring Weight-Based Calculations in Overweight, Adult Critically Ill Patients
The Scientific World Journal
title A Real-World, Multicenter Assessment of Drugs Requiring Weight-Based Calculations in Overweight, Adult Critically Ill Patients
title_full A Real-World, Multicenter Assessment of Drugs Requiring Weight-Based Calculations in Overweight, Adult Critically Ill Patients
title_fullStr A Real-World, Multicenter Assessment of Drugs Requiring Weight-Based Calculations in Overweight, Adult Critically Ill Patients
title_full_unstemmed A Real-World, Multicenter Assessment of Drugs Requiring Weight-Based Calculations in Overweight, Adult Critically Ill Patients
title_short A Real-World, Multicenter Assessment of Drugs Requiring Weight-Based Calculations in Overweight, Adult Critically Ill Patients
title_sort real world multicenter assessment of drugs requiring weight based calculations in overweight adult critically ill patients
url http://dx.doi.org/10.1155/2013/909135
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