Flunitazene and metodesnitazene are definitely the least impressive drugs on that list according to the DEA, still they produce effects equivalent to morphine. The Other folks proved a lot more potent. Like fentanyl, they bind to and activate the mu-opioid receptor and mimic the functions of mu-opioid receptor agonists.  Etonitazene and https://etonitazene-dea49371.answerblogs.com/16697621/the-greatest-guide-to-opioids-heroin