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A Teen Autopsy Marks the Arrival of a Deadly Drug in San Francisco

City officials — and one determined mother — are working to stop the spread of cychlorphine, which is far more potent than fentanyl.

2h ago 1 min 0

City officials — and one determined mother — are working to stop the spread of cychlorphine, which is far more potent than fentanyl.

Source: NYT US. Read the original report: https://www.nytimes.com/2026/09/14/us/san-francisco-autopsy-cychlorphine.html