bn:03297211n
Noun Concept
Categories: Articles with short description, Morphine, Opioids, All articles containing potentially dated statements, Articles with permanently dead external links
EN
opioid  adverse effects of opioids  Analgesics, Opioid  endogenous opiate  endogenous opioids
EN
Opioids are a class of drugs that derive from, or mimic, natural substances found in the opium poppy plant. Wikipedia
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