Chemicals and Drugs

Convulsants

Substances that act in the brain stem or spinal cord to produce tonic or clonic convulsions, often by removing normal inhibitory tone. They were formerly used to stimulate respiration or as antidotes to barbiturate overdose. They are now most commonly used as experimental tools.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Substances that act in the brain stem or spinal cord to produce tonic or clonic convulsions, often by removing normal inhibitory tone. They were formerly used to stimulate respiration or as antidotes to barbiturate overdose. They are now most commonly used as experimental tools.

MeSH Record

Classification

Related Concepts

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MeSH Record

See Also

MeSH Record

Synonyms

5 entry terms
  • Convulsant
  • Convulsant Effect
  • Convulsant Effects
  • Effect, Convulsant
  • Effects, Convulsant

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 Record

Indexing Annotation

note entry term CONVULSANT EFFECT: use only for the convulsant effect of a chemical substance

MeSH Record

History Note

75; was see ANALEPTICS 1963-74

MeSH Record

Previous Indexing

  • Central Nervous System Depressants (1966-1975)

MeSH Hierarchy

Tree Numbers

MeSH Record

NLM Classification

QV 103

AMA Style

References

  1. National Library of Medicine. Convulsants. Medical Subject Headings (MeSH). 2026. Unique ID D003292. http://id.nlm.nih.gov/mesh/2026/D003292
  2. Convulsants. In: Wikipedia. https://en.wikipedia.org/wiki/Convulsant
  3. Convulsants. In: Wikidata. https://www.wikidata.org/wiki/Q5166679