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Opioids (N02A) |
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Opium
derivatives |
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Whole Opium
Preparations
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Natural Opiates
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Semisynthetics
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Morphine Family
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Codeine-Dionine Family
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Morphinones
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Codeinones
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Dihydrocodeine Series
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Nitrogen Morphine Derivatives
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Others
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Active Opiate
Metabolites
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| Morphinans |
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| Benzomorphans |
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| 4-Phenylpiperidines |
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Open Chain
Opioids |
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Amidones
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Methadols
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Moramides
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Thiambutenes
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Phenalkoxams
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Ampromides
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Others
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| Anilidopiperidines |
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Oripavine
derivatives |
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| Phenazepines |
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| Pirinitramides |
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| Benzimidazoles |
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| Indoles |
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| Diphenylmethylpiperazines |
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Opioid peptides
see also: The Opioid Peptides |
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| Others |
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Opioid Antagonists
&
Inverse-Agonists |
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