… could improve the detection window in biological matrices, data about the metabolism of OcF
are … , we report a fatality case involving OcF documented by identification of its metabolites. …

… O-demethylated metabolite of ocfentanil was identified as the main metabolite in blood and
… Interestingly, metabolites were also recorded with high signal intensities in brain tissue. The …

… symptoms, eventual death cause, and metabolites detected in … websites, to identify
documentation published by international … Ocfentanil was detected in different biological …

… fatalities might have gone unnoticed, and research efforts should focus on metabolite identification
… Three ocfentanil-related deaths and a series of three intoxications occurred in France …

… of metabolite (especially NorCaF) suggests a sudden death of the … and several deaths due
to intoxication were recorded in … LC-HRMS and 12 metabolites were identified. In this in vitro …

… a fatality case related to U-47700 intake, this work aims to investigate and discuss the relevance
of identification of CYP- and UGT-dependent metabolites of … is intended to document the …

… high risk of overdose and death, as illustrated with acetylfentanyl, … to their high opioid potency,
and their extensive metabolism. … involving OcF presented in this article, three are non-fatal, …

… cases or fatalities, the presence of metabolites can be crucial … What has been documented
for fentanyl metabolism typically … reactions only play a minor role in metabolism of ocfentanil. …

… acute or a delayed-death evaluating the metabolite-to-parent … main metabolites identified in
urine were the nor-metabolite, … For ocfentanyl, the predominant metabolite detected in blood, …

… NPS metabolites and respective elimination pathways are usually unknown, making it difficult
the detection and confirmation of the drug involved in the fatal … The metabolite identification …