A Teen Autopsy Marks the Arrival of a Deadly Drug in San Francisco Posted on September 14, 2026 By Emily Chen No Comments on A Teen Autopsy Marks the Arrival of a Deadly Drug in San Francisco City Officials and a Determined Mother Fight Against Cyclorphine City officials and one determined mother are working to stop the spread of cyclorphine, which is far more potent than fentanyl. NY Criminal Defense Lawyer