Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

NLM Logo

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
Registry Numbers
0
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
page delivered in 0.153s