Off-label postpartum use of domperidone in Canada: a multidatabase cohort study.


Journal

CMAJ open
ISSN: 2291-0026
Titre abrégé: CMAJ Open
Pays: Canada
ID NLM: 101620603

Informations de publication

Date de publication:
Historique:
entrez: 15 5 2021
pubmed: 16 5 2021
medline: 7 8 2021
Statut: epublish

Résumé

Trends in off-label postpartum use of domperidone and the impact of safety advisories on its use remain unknown. Our objectives were to describe postpartum use of domperidone in Canada, to evaluate the impact of Health Canada advisories on prescribing patterns, and to describe the association between domperidone use and a composite end point of sudden cardiac death or ventricular tachycardia (VT) among postpartum patients. We conducted a multidatabase cohort study involving pregnant patients with live births between 2004 and 2017 using administrative health databases from 5 Canadian provinces (British Columbia, Alberta, Saskatchewan, Manitoba and Ontario). We excluded patients with less than 1 year of prepregnancy database history and with approved indications for domperidone. We assessed domperidone use in the 6 months postpartum and the impact of the 2012 and 2015 Health Canada advisories on prescribing via interrupted time series analysis. We estimated crude rates of VT and sudden cardiac death. We included 1 190 987 live births. Mean maternal age was 28.6 (standard error 0.6) years. Domperidone use increased over time, from 7% in 2003-2005 to 12% in 2009-2011, when it plateaued. The 2012 advisory was followed by a drop in use and a reduction in slope, and the 2015 advisory had a more modest impact. Crude analysis suggests that domperidone may be associated with increased VT or sudden cardiac death (0.74 v. 0.37 per 10 000 person-years; difference per 10 000 person-years: 0.37, 95% confidence interval -0.67 to 1.41). Postpartum domperidone use increased between 2004 and 2017, with prescribing attenuated after Health Canada advisories and a very low absolute rate of VT or sudden cardiac death. These findings suggest that Health Canada advisories affected prescribing; any potential increase in VT or sudden cardiac death with use of domperidone is small and could not be confirmed in this large study STUDY REGISTRATION: ClinicalTrials.gov, no. NCT04024865.

Sections du résumé

BACKGROUND
Trends in off-label postpartum use of domperidone and the impact of safety advisories on its use remain unknown. Our objectives were to describe postpartum use of domperidone in Canada, to evaluate the impact of Health Canada advisories on prescribing patterns, and to describe the association between domperidone use and a composite end point of sudden cardiac death or ventricular tachycardia (VT) among postpartum patients.
METHODS
We conducted a multidatabase cohort study involving pregnant patients with live births between 2004 and 2017 using administrative health databases from 5 Canadian provinces (British Columbia, Alberta, Saskatchewan, Manitoba and Ontario). We excluded patients with less than 1 year of prepregnancy database history and with approved indications for domperidone. We assessed domperidone use in the 6 months postpartum and the impact of the 2012 and 2015 Health Canada advisories on prescribing via interrupted time series analysis. We estimated crude rates of VT and sudden cardiac death.
RESULTS
We included 1 190 987 live births. Mean maternal age was 28.6 (standard error 0.6) years. Domperidone use increased over time, from 7% in 2003-2005 to 12% in 2009-2011, when it plateaued. The 2012 advisory was followed by a drop in use and a reduction in slope, and the 2015 advisory had a more modest impact. Crude analysis suggests that domperidone may be associated with increased VT or sudden cardiac death (0.74 v. 0.37 per 10 000 person-years; difference per 10 000 person-years: 0.37, 95% confidence interval -0.67 to 1.41).
INTERPRETATION
Postpartum domperidone use increased between 2004 and 2017, with prescribing attenuated after Health Canada advisories and a very low absolute rate of VT or sudden cardiac death. These findings suggest that Health Canada advisories affected prescribing; any potential increase in VT or sudden cardiac death with use of domperidone is small and could not be confirmed in this large study STUDY REGISTRATION: ClinicalTrials.gov, no. NCT04024865.

Identifiants

pubmed: 33990364
pii: 9/2/E500
doi: 10.9778/cmajo.20200084
pmc: PMC8157989
doi:

Substances chimiques

Antiemetics 0
Domperidone 5587267Z69

Banques de données

ClinicalTrials.gov
['NCT04024865']

Types de publication

Journal Article Observational Study Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

E500-E509

Subventions

Organisme : CIHR
ID : DSE-146021
Pays : Canada

Informations de copyright

© 2021 CMA Joule Inc. or its licensors.

Déclaration de conflit d'intérêts

Competing interests: None declared.

Références

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Auteurs

Carolina Moriello (C)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que.

J Michael Paterson (JM)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que.

Pauline Reynier (P)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que.

Matthew Dahl (M)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que.

Wusiman Aibibula (W)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que.

Anat Fisher (A)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que.

John-Michael Gamble (JM)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que.

I Fan Kuo (IF)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que.

Paul E Ronksley (PE)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que.

Brandace Winquist (B)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que.

Kristian B Filion (KB)

Centre for Clinical Epidemiology (Moriello, Reynier, Aibibula, Filion), Lady Davis Institute, Jewish General Hospital, McGill University, Montréal, Que; ICES (Paterson); Institute of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; Manitoba Centre for Health Policy, Department of Community Health Sciences (Dahl, Kuo), Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, Man.; Department of Anesthesiology, Pharmacology and Therapeutics (Fisher), University of British Columbia, Vancouver BC; School of Pharmacy (Gamble), University of Waterloo, Kitchener, Ont.; Department of Community Health Sciences (Ronksley), Cumming School of Medicine, University of Calgary, Calgary, Alta.; Saskatchewan Health Quality Council (Winquist); Department of Community Health and Epidemiology (Winquist), College of Medicine, University of Saskatchewan, Saskatoon Sask.; Departments of Medicine and of Epidemiology, Biostatistics, and Occupational Health (Filion), McGill University, Montréal, Que. kristian.filion@mcgill.ca.

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