The Guardian Australia ·general ·2 hours ago

Experts believe breakthrough in US fentanyl crisis may have started in China

US overdose deaths plummeted more than one-third by November 2025, with experts crediting interventions in China that disrupted fentanyl precursor supplies. Fentanyl purity fell sharply from May 2023 through 2024, correlating with the death decline and matching patterns in Canada. Researchers warn the supply shock may prove temporary as long as US demand persists.

Summary by Glance · The Guardian Australia

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