Pharmacologic Substance
psychotropic drug
[ sahy-koh-troh-pik druhg ]
Subclass of:
Central Nervous System Agents
Definitions related to psychotropic drugs:
  • Drugs which exert an effect upon the mind; capable of modifying mental activity; usually applied to drugs that affect the mental state.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • (psychotropic agent) A classification of medication that acts on the central nervous system, affecting brain function, level of consciousness, mood, emotions, and behavior.
    NCI
    U.S. National Cancer Institute, 2021
  • A loosely defined grouping of drugs that have effects on psychological function. Here the psychotropic agents include the antidepressive agents, hallucinogens, and tranquilizing agents (including the antipsychotics and anti-anxiety agents).
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.