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Fentanyl production yields

The topic is about the yields of fentanyl production in different settings, including laboratory and illicit manufacture.

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Jan 10, 2026

How do forensic toxicologists distinguish therapeutic, toxic, and lethal fentanyl concentrations in individual cases?

Forensic toxicologists do not rely on a single cut‑off number to label a fentanyl concentration “therapeutic,” “toxic,” or “lethal”; instead they combine measured concentrations with specimen type and...