Potential drug–drug interaction and its determinants among patients with cancer receiving chemotherapy in oncology centres of Northwest Ethiopia: an institutional-based cross-sectional study

Objective The study was conducted to assess potential drug–drug interactions (PDDIs) and its determinants among patients with cancer receiving chemotherapy.Design and setting An institutional-based cross-sectional study was used. This study was conducted from 1 June 2021 to 15 December 2021, in Nort...

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Main Authors: Eyayaw Ashete Belachew, Fasil Bayafers Tamene, Samuel Agegnew Wondm, Kale Gubae, Samuel Berihun Dagnew, Asres Agegnehu Worku
Format: Article
Language:English
Published: BMJ Publishing Group 2023-12-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/13/12/e077863.full
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author Eyayaw Ashete Belachew
Fasil Bayafers Tamene
Samuel Agegnew Wondm
Kale Gubae
Samuel Berihun Dagnew
Asres Agegnehu Worku
author_facet Eyayaw Ashete Belachew
Fasil Bayafers Tamene
Samuel Agegnew Wondm
Kale Gubae
Samuel Berihun Dagnew
Asres Agegnehu Worku
author_sort Eyayaw Ashete Belachew
collection DOAJ
description Objective The study was conducted to assess potential drug–drug interactions (PDDIs) and its determinants among patients with cancer receiving chemotherapy.Design and setting An institutional-based cross-sectional study was used. This study was conducted from 1 June 2021 to 15 December 2021, in Northwest Ethiopia oncology centres.Participants All eligible patients with cancer received a combination of chemotherapy.Outcomes The prevalence and severity of PDDIs were evaluated using three drug interaction databases. Characteristics of participants were presented, arranged and summarised using descriptive statistics. The predictors and outcome variables were examined using logistic regression. The cut-off point was a p value of 0.05.Results Of 422 patients included in the study, 304 patients were exposed to at least one PDDI with a prevalence of 72.1% (95 % CI: 68% to 76%) using three drug interaction databases. There were varied reports of the severity of PDDI among databases, but the test agreement using the kappa index was 0.57 (95% CI: 0.52 to 0.62, p=0.0001) which is interpreted as a moderate agreement among three databases. Patients aged ≥50 years old had the risk to be exposed to PDDI by odds of 3.1 times (adjusted OR (AOR)=3.1, 95% CI (1.8 to 5.3); p=0.001) as compared with patients <50 years old. Similarly, patients with polypharmacy and comorbidity were more likely to be exposed to PDDI than their counterparts (AOR=2.4, 95% CI (1.4 to 4.1); p=0.002 and AOR=1.9, 95% CI (1.1 to 3.4); p=0.02, respectively).Conclusion The main finding of this study is the high prevalence of PDDI, signifying the need for strict patient monitoring for PDDIs among patients with cancer receiving chemotherapy. We suggest the use of at least three drug databases for quality screening. Patients with an age ≥50 years old, polypharmacy and comorbidity were significantly associated with PDDIs. The establishment of oncology clinical pharmacists and computerised reminder mechanisms for PDDIs through drug utilisation review is suggested.
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spelling doaj-art-be0ca03f59094befa0e3f3d4c647d4192025-08-20T03:52:29ZengBMJ Publishing GroupBMJ Open2044-60552023-12-01131210.1136/bmjopen-2023-077863Potential drug–drug interaction and its determinants among patients with cancer receiving chemotherapy in oncology centres of Northwest Ethiopia: an institutional-based cross-sectional studyEyayaw Ashete Belachew0Fasil Bayafers Tamene1Samuel Agegnew Wondm2Kale Gubae3Samuel Berihun Dagnew4Asres Agegnehu Worku5Clinical Pharmacy, University of Gondar College of Medicine and Health Sciences, Gondar, EthiopiaDepartment of Pharmacy, Debre Markos University College of Health Science, Debre Markos, EthiopiaClinical Pharmacy, Debre Markos University College of Health Science, Debre Markos, EthiopiaClinical Pharmacy, Debre Markos University College of Health Science, Debre Markos, EthiopiaClinical Pharmacy, Department of Pharmacy, Debre Tabor University, Debre Tabor, Amhara, EthiopiaClinical Pharmacy, Bahir Dar Health Sciences College, Bahir Dar, EthiopiaObjective The study was conducted to assess potential drug–drug interactions (PDDIs) and its determinants among patients with cancer receiving chemotherapy.Design and setting An institutional-based cross-sectional study was used. This study was conducted from 1 June 2021 to 15 December 2021, in Northwest Ethiopia oncology centres.Participants All eligible patients with cancer received a combination of chemotherapy.Outcomes The prevalence and severity of PDDIs were evaluated using three drug interaction databases. Characteristics of participants were presented, arranged and summarised using descriptive statistics. The predictors and outcome variables were examined using logistic regression. The cut-off point was a p value of 0.05.Results Of 422 patients included in the study, 304 patients were exposed to at least one PDDI with a prevalence of 72.1% (95 % CI: 68% to 76%) using three drug interaction databases. There were varied reports of the severity of PDDI among databases, but the test agreement using the kappa index was 0.57 (95% CI: 0.52 to 0.62, p=0.0001) which is interpreted as a moderate agreement among three databases. Patients aged ≥50 years old had the risk to be exposed to PDDI by odds of 3.1 times (adjusted OR (AOR)=3.1, 95% CI (1.8 to 5.3); p=0.001) as compared with patients <50 years old. Similarly, patients with polypharmacy and comorbidity were more likely to be exposed to PDDI than their counterparts (AOR=2.4, 95% CI (1.4 to 4.1); p=0.002 and AOR=1.9, 95% CI (1.1 to 3.4); p=0.02, respectively).Conclusion The main finding of this study is the high prevalence of PDDI, signifying the need for strict patient monitoring for PDDIs among patients with cancer receiving chemotherapy. We suggest the use of at least three drug databases for quality screening. Patients with an age ≥50 years old, polypharmacy and comorbidity were significantly associated with PDDIs. The establishment of oncology clinical pharmacists and computerised reminder mechanisms for PDDIs through drug utilisation review is suggested.https://bmjopen.bmj.com/content/13/12/e077863.full
spellingShingle Eyayaw Ashete Belachew
Fasil Bayafers Tamene
Samuel Agegnew Wondm
Kale Gubae
Samuel Berihun Dagnew
Asres Agegnehu Worku
Potential drug–drug interaction and its determinants among patients with cancer receiving chemotherapy in oncology centres of Northwest Ethiopia: an institutional-based cross-sectional study
BMJ Open
title Potential drug–drug interaction and its determinants among patients with cancer receiving chemotherapy in oncology centres of Northwest Ethiopia: an institutional-based cross-sectional study
title_full Potential drug–drug interaction and its determinants among patients with cancer receiving chemotherapy in oncology centres of Northwest Ethiopia: an institutional-based cross-sectional study
title_fullStr Potential drug–drug interaction and its determinants among patients with cancer receiving chemotherapy in oncology centres of Northwest Ethiopia: an institutional-based cross-sectional study
title_full_unstemmed Potential drug–drug interaction and its determinants among patients with cancer receiving chemotherapy in oncology centres of Northwest Ethiopia: an institutional-based cross-sectional study
title_short Potential drug–drug interaction and its determinants among patients with cancer receiving chemotherapy in oncology centres of Northwest Ethiopia: an institutional-based cross-sectional study
title_sort potential drug drug interaction and its determinants among patients with cancer receiving chemotherapy in oncology centres of northwest ethiopia an institutional based cross sectional study
url https://bmjopen.bmj.com/content/13/12/e077863.full
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