The utilization of pharmaceutical cannabinoid agents in Manitoba, Canada. A population-based study using administrative health care data.

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Date
2019-02
Authors
Alkabbani, Wajd
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Abstract
Introduction: Pharmaceutical cannabinoids are third-line therapeutic options for several indications, despite the lack of strong evidence to support their efficacy. The extent and patterns of their utilization from a population perspective are unknown. Methods: A retrospective population-based study using administrative healthcare data from Apr.1, 2004 to Mar.31, 2017, to assess the annual trends, demographic and clinical determinants, and persistence of pharmaceutical cannabinoids use. Results: The incident and prevalent users of cannabinoid agents increased throughout the study period. Nabilone comprised the majority of dispensations. The percent of users who had a diagnosis for the approved indications was relatively low. Persistence of cannabinoid use was low and influenced by the socio-demographics and medical conditions of users. Conclusion: Although the rates of pharmaceutical cannabinoid use have increased, the overall low numbers of users and the high discontinuation rates reflect the lack of effectiveness and tolerability to these agents.
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Keywords
Drug utilization, Cannabinoids, pharmacoepidemiology, Administrative data
Citation
Alkabbani W, Marrie RA, Bugden S, Alessi-Severini S, Daeninck P, Bolton JM, Sareen J, Leong, C. Pharmaceutical cannabinoid use in Manitoba, 2004/05 to 2014/15: a population-based cross-sectional study. CMAJ Open. 2018;6(4):E637-E642.