Static Library Class
Opioid
Opioid substances in the DrugsPRO library. Browse static substance pages, summaries and related harm reduction context without JavaScript.
Substances In This Class
These static substance pages were matched from the shared DrugsPRO library dataset used for prerender and no-JS delivery.
Library
tramadol
Tramadol is a synthetic opioid analgesic of the phenylpropylamine class, structurally related to codeine and morphine. Developed in 1962 by…
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u47700
U-47700 is a synthetic opioid of the benzamide chemical class that produces analgesic, sedating, and euphoric effects. Developed by Upjohn…
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u48800
U-48800 is an opioid analgesic which has been sold as a designer drug. Unlike U-47700, it is primarily active as a kappa opioid receptor ag…
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u49731
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u49900
A substance that is an analogue of U-47700, yet doesn't share much with it. If you are interested in trying it, I recommend reading this. h…
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u51754
A very potent opioid, that seems to have a fair bit of κ-opioid action. So Dyshopria, Auditory hallucinations can be an effect. Is an analo…
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uf17
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valerylfentanyl
Valerylfentanyl is a synthetic opioid and depressant of the fentanyl analogue family. It is a higher homologue of butyrfentanyl, though it…
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w15
A potent opioid that is 5.4x more potent than Morphine. Has a distinct structure unrelated to nearly all other opioid compounds.
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