Background New synthetic opioids (NSO) constitute one of the fastest-growing group of New
Psychoactive Substances, which emerged on the illicit drug marker in the second half of …

The recreational use of opioid drugs is a global threat to public health and safety. In
particular, an epidemic of opioid overdose fatalities is being driven by illicitly manufactured …

A class of opioid agonists not structurally related to fentanyl, derived from research
publications of pharmaceutical companies or patents within the United States and abroad …

Over the past few years, there has been an emerging number of new psychoactive drugs.
These drugs are frequently mentioned as “legal highs”,“herbal highs”,“bath salts” and …

Background: In the last decade there has been a progressive increase in the use of new
psychoactive substances (NPSs) that are not yet under international control. In particular …

Purpose A detailed review on the chemistry and pharmacology of non-fentanil novel
synthetic opioid receptor agonists, particularly N-substituted benzamides and acetamides …

Today, new psychoactive substances (NPS) producers increasingly appear to be targeting
new synthetic opioids (NSOs), and the recent emergence of NSOs is causing considerable …

Novel synthetic opioids and benzodiazepines are an emerging trend on the narcotic drugs
market. We present a lethal case of U‐47700 and flubromazepam poisoning. A 24‐year‐old …

In the present work, we describe the electrochemical behaviour of two opioids structurally
related to aroyl amides of forensic interest, namely U-47700 and AH-7921. The data …

Novel synthetic opioids (NSO) are an emerging class belonging to new psychoactive
substances (NPS). They include fentanyl (eg, acetylfentanyl, ocfentanil, carfentanil …