A 'fourth wave'of high mortality involving methamphetamine and cocaine use has been
gathering force in the USA. Availability and use of illicit fentanyls are still the major drivers of …

Drug markets and pattern of consumption in parts of the world are shifting towards
contamination and opioids like fentanyl as the drug of choice, which dismantles insufficient …

Background Worsening of the overdose crisis in the USA has been linked to the continuing
proliferation of non-pharmaceutical fentanyl (NPF). The recent wave of NPF spread in the …

Fentanyl is a potent, effective analgesic and narcotic drug widely used for anesthesia and
chronic pain control. In this study, a simple electrochemical method for the detection of …

Background There are growing concerns about illicitly manufactured fentanyl (IMF)
contamination of methamphetamine. This study aims to characterize the lay views and …

Background Historical restrictions on take-home medications for opioid use disorder have
generated considerable debate. The COVID-19 pandemic shifted the perceived risks and …

Background As the proportion of drug overdose deaths involving fentanyl continues to
increase in the US, monitoring exposure to and possible changes in intention to use fentanyl …

Abstract Background In Baltimore, the emergence of fentanyl and its analogues exacerbated
an existing heroin crisis and increased uncertainty about drug composition and potency. In …

Abstract Background North America is in the midst of an opioid overdose epidemic and it is
commonly suggested that exposure to fentanyl is unknown. Using a provincial survey of …

Drug markets are dynamic systems which change based on demand, competition,
legislation and revenue. Shifts that are not met with immediate and appropriate responses …