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Synthetic Opioids

Nitazenes Fentanyl Carfentanil Nitazene Cyclorophine N-pirrolidino protonitazeno Fentanyls N-Propionitrile Chlorphine Addiction Cychlorphine

Highly Potent Synthetic Opioid Cychlorphine Detected in Ohio, Kentucky and Chicago

Standard fentanyl test strips often fail to find cychlorphine, raising the risk that overdoses will require multiple naloxone doses.

DEA Warns of Cychlorphine, an Opioid About 10 Times Stronger Than Fentanyl

San Francisco Arrests Four After Seizing More Than 20,000 Counterfeit Pills Tied to Cyclorphine

San Francisco Confirms First Death Linked to Newly Detected Opioid Cychlorphine

New Super-Potent Opioid Tied to 41 Tennessee Deaths Spreads Across U.S. and Canada

Missouri Names 26 Schools With Nitazene Detections in Wastewater

Bavaria Issues Warning After Opioid-Laced Vapes Linked to Two Deaths

New Study Finds UK Nitazene Deaths Likely Undercounted by Up to a Third

Study Finds Nitazene Overdose Deaths Far Higher Than Counts as Drugs Vanish From Tests

Colorado Springs Police Issue Alert on Rising Carfentanil Overdoses

Ohio Flags Sharp Rise in Carfentanil Detections Across 46 Counties

Queensland Issues Alert After Deadly Nitazenes Found in Teddy‑Bear Pills

Police Scotland Identifies First UK Nitazene Lab in Ayrshire

Scotland Drug Deaths Fall to 2017 Low, Still Worst in Europe as Synthetic Opioid Threat Grows

Potent Nitazene Opioids Surge in U.S. Supply, Linked to Texas Overdose Deaths

Australia’s First Nitazene-Laced Vape Liquid Supplier Faces Charges

Syringe Tests Expose Nitazene Contamination in Australia’s Illicit Drug Supply

Fatal 80-Marked Green Pills Suspected to Contain Nitazenes Spur London Warnings

'16 and Pregnant' Star Autumn Crittendon Dies from Fentanyl Overdose

NCA Warns of Record Drug Dangers Amid Surge in Synthetic Opioid Deaths