FYI: Synthetic Opioid 10-Times Stronger Than Fentanyl Linked to String of Overdoses
"Developed in 1950, nitazenes were intended to treat severe pain. However, the group of compounds was so powerful that researchers were concerned about its overdose potential. As such, the drugs never made it to market, not even in medical settings."
Since 2019 the drug has been found in heroin, fentanyl and counterfeit pain pills marketed as pharmaceutical medications.