Similar feelings are generated by exogenous opioids, those introduced to the body in medical or recreational settings. Morphine, derived from the opium poppy around 1800, was initially used for anesthesia and pain relief but proved addictive. It was supplanted by heroin, originally marketed by the ...
How Texas Is Trying to Stay Ahead of the Opioid Epidemic
- Written by: Norris Garman
- Category: Drug News
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