Cychlorphine: New opioid stronger than fentanyl linked to San Francisco teen's overdose death, Mayor Daniel Lurie says; 4 arrested

San Francisco officials identified Cychlorphine, a synthetic opioid stronger than fentanyl, following a teenager's fatal overdose. Mayor Daniel Lurie confirmed four arrests related to the drug's circulation on the city's black market. The substance is reportedly more powerful than fentanyl.
A new synthetic opioid that San Francisco officials say is more powerful than fentanyl is circulating on the city's black market.
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