Fentanyl, carfentanil and other fentanyl analogues in Canada's illicit opioid supply: A cross-sectional study.

ABSTRACT:

Background

Despite the increase in fentanyl-involved overdose deaths in Canada, there have been no national-level studies evaluating the proportion of illicit opioids containing fentanyl or fentanyl analogues in Canada.

Methods

This cross-sectional exploratory study characterized trends in fentanyl, carfentanil and other fentanyl analogues within opioids seized by law enforcement agencies in Canada from 2012 to 2022 and submitted to the Health Canada Drug Analysis Service (DAS). Analyses were stratified by province/region. Mann-Kandell tests were used to test for trends.

Results

A total of 157,616 samples containing any opioid ("opioid-containing samples") were submitted to the DAS from Canadian provinces between 2012 and 2022, of which 81,165 (51.5%) contained fentan

SUBMITTER: Kleinman RA 

PROVIDER: S-EPMC11259693 | biostudies-literature | 2024 Sep

REPOSITORIES: biostudies-literature