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Hallucinogens MeSH Descriptor Data 2025


MeSH Heading
Hallucinogens
Tree Number(s)
D27.505.696.388
D27.505.954.427.700.372
Unique ID
D006213
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D006213
Scope Note
Drugs capable of inducing illusions, hallucinations, delusions, paranoid ideations, and other alterations of mood and thinking. Despite the name, the feature that distinguishes these agents from other classes of drugs is their capacity to induce states of altered perception, thought, and feeling that are not experienced otherwise.
Entry Term(s)
Hallucinogen
Hallucinogenic Agent
Hallucinogenic Agents
Hallucinogenic Drug
Hallucinogenic Drugs
Hallucinogenic Substance
Hallucinogenic Substances
Psychedelic
Psychedelic Agent
Psychedelic Agents
Psychedelics
Psychotomimetic Agent
Psychotomimetic Agents
NLM Classification #
QV 77.7
See Also
Hallucinations
Date Established
1966/01/01
Date of Entry
1999/01/01
Revision Date
2020/05/27
Hallucinogens Preferred
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