The Impacts of Clinical Pharmacists' Interventions on Clinical Significance and Cost Avoidance in a Tertiary Care University Hospital in Oman: A Retrospective Analysis

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Abstract

Objectives: Pharmaceutical interventions are implicit components of the enhanced role that clinical pharmacists provide in clinical settings. We aimed to study the clinical significance and analyze the presumed cost avoidance achieved by clinical pharmacists' interventions.

Methods: A retrospective study of documented clinical pharmacists' interventions at a tertiary care hospital in Oman was conducted between January and March 2022. The interventions were electronically recorded in the patients' medical records as routine practice by clinical pharmacists. Data on clinical outcomes were extracted and analyzed. Cost implications were cross checked by another clinical pharmacist, and then, cost avoidance was calculated using the Rx Medi-Trend system values.

Results: A total of 2032 interventions were analyzed, and 97% of them were accepted by the treating physicians. Around 30% of the accepted interventions were for antimicrobials, and the most common type was dosage adjustment (30%). Treatment efficacy was enhanced in 60% and toxicity was avoided in 22% of the interventions. The presumed cost avoided during the study period was USD 110,000 with a projected annual cost avoidance of approximately USD 440,000.

Conclusion: There was an overall positive clinical and financial impact of clinical pharmacists' interventions. Most interventions have prevented moderate or major harm with a high physician acceptance rate. Optimal documentation of the interventions is crucial for emphasizing clinical pharmacists' value in multi-specialty hospitals.

Keywords: Oman; clinical pharmacists; clinical significance; cost savings; health care costs; interventions.
Original languageEnglish
JournalPharmacy
Publication statusPublished - Oct 22 2022

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