Swiss Authorities Prepare for Arrival of Ultra-Potent Synthetic Opioids
Health officials are preparing for the likely emergence of nitazenes, a new class of synthetic opioids up to 50 times more potent than fentanyl, with cantons such as Geneva and Fribourg already announcing preventative measures.

Key Takeaways
- Nitazenes are a class of synthetic opioids that can be up to 50 times more potent than fentanyl.
- The Fribourg canton has authorized the Fondation Le Tremplin to carry nasal naloxone sprays for emergency use.
- European heroin supply lines from Afghanistan via Turkey and the Balkans have historically limited the market for synthetics.
By The Numbers
They Said
"The treatment is safe and can save lives by temporarily neutralising opioidsâ effects."