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convulsant

convulsant A convulsant is a substance that acts on the brain stem or spinal cord to trigger tonic or clonic convulsions, often by reducing the nervous system’s normal inhibitory control.

A convulsant is a substance that acts on the brain stem or spinal cord to trigger tonic or clonic convulsions, often by reducing the nervous system’s normal inhibitory control. These substances were once used to stimulate breathing or counter barbiturate overdose, but are now mainly used in research.

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Sources

Drafting source: U.S. National Library of Medicine. Medical Subject Headings (MeSH), 2026 descriptor edition. “Convulsants” (D003292).
public-domain-US-government · Definition uses new wording; original source retains its stated licence. · Source snapshot SHA-256: f4339837e5ce728d59229737271179cfc45f7c4c2318205c617937116f54440b

These citations identify the drafting sources. 2/2 independent reader passes against the pinned source packet. The drafter does not count as a reader. Source institutions do not endorse this dictionary.

Cite this entry

PsychTerms (psychterms.org), CC BY 4.0, version 1. “convulsant.” Development preview.

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