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ergot alkaloid

ergot alkaloid An ergot alkaloid is a pharmacologic substance in the ergotamine group that can stimulate alpha-adrenergic receptors and narrow blood vessels.

An ergot alkaloid is a pharmacologic substance in the ergotamine group that can stimulate alpha-adrenergic receptors and narrow blood vessels. In the source material, this vessel-constricting action includes effects in arteries, veins, and cerebral blood vessels.

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Sources

Drafting source: NCI Thesaurus. Flat export snapshot 2026-10-18. “Ergotamine Tartrate” (C47517).
CC-BY-4.0 · Definition uses new wording; original source retains its stated licence. · Source snapshot SHA-256: b27ca135beadd46c343d248135377c5077c5447fe11b93803bfab866b84fcd38

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

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