Since the 1890s, from German Heroin, originally a trademark said to derive from Ancient Greek ἥρως ("hero") (due to the feelings of power and exaltation while under the influence of the drug) and the suffix -in. Alternatively explained as reference to the heroic school of medicine.{{cite-journal
|date=September 2000
|title=Chasing the Dragon: The Cultural Metamorphosis of Opium in the United States, 1825-1935
|author=Marcus Aurin
|work=Medical Anthropology Quarterly
|volume=14
|issue=3
|pages=414-441
|doi=10.1525/maq.2000.14.3.414
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