Chemicals and Drugs

Hallucinogens

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.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

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.

MeSH Record

Classification

Related Concepts

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MeSH Record

See Also

MeSH Record

Synonyms

23 entry terms
  • Hallucinogen
  • Hallucinogenic Agent
  • Hallucinogenic Agents
  • Hallucinogenic Drug
  • Hallucinogenic Drugs
  • Hallucinogenic Substance
  • Hallucinogenic Substances
  • Psychedelic
  • Psychedelic Agent
  • Psychedelic Agents
  • Psychedelics
  • Psychotomimetic Agent
  • Psychotomimetic Agents
  • Agent, Hallucinogenic
  • Agent, Psychedelic
  • Agent, Psychotomimetic
  • Agents, Hallucinogenic
  • Agents, Psychedelic
  • Agents, Psychotomimetic
  • Drug, Hallucinogenic
  • Drugs, Hallucinogenic
  • Substance, Hallucinogenic
  • Substances, Hallucinogenic

MeSH Record

Aspects Covered

24 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Hierarchy

Tree Numbers

MeSH Record

NLM Classification

QV 77.7

AMA Style

References

  1. National Library of Medicine. Hallucinogens. Medical Subject Headings (MeSH). 2026. Unique ID D006213. http://id.nlm.nih.gov/mesh/2026/D006213
  2. Hallucinogens. In: Wikipedia. https://en.wikipedia.org/wiki/Hallucinogen
  3. Hallucinogens. In: Wikidata. https://www.wikidata.org/wiki/Q194270