What does ergotamine mean?
Ergotamine is a naturally occurring alkaloid compound derived from ergot, a fungus that grows on rye and other cereal grains. In medicine, it is valued chiefly for its ability to narrow blood vessels in the brain, which made it one of the first effective drugs for treating acute migraine attacks; it is typically administered as ergotamine tartrate, sometimes combined with caffeine to enhance absorption. Because prolonged use carries risks of dependence and of a serious condition called ergotism, its use is now largely reserved for specific cases where newer medications are unsuitable. The word belongs firmly to scientific and clinical vocabulary, appearing in pharmacology texts, prescribing guidelines, and medical histories. Its story is memorable: a compound from a fungus once responsible for deadly grain-poisoning epidemics became, after careful refinement, a legitimate therapeutic agent — a striking example of how toxic natural substances can be harnessed into medicine when their chemistry is understood.
nounA bitter alkaloid derived from ergot fungus, used chiefly in medicine to treat acute migraine attacks by constricting blood vessels.
- An alkaloid obtained from ergot fungus, used medically to treat migraine headaches by causing vasoconstriction.
"The neurologist prescribed ergotamine with caffeine for her severe migraine episodes."
"Ergotamine tartrate has been used since the early twentieth century to relieve acute migraine attacks."
"Because ergotamine can raise blood pressure, patients with cardiovascular disease are usually advised against taking it."
Rarely pluralised; the plural typically appears only when discussing different salts or formulations of the compound.
"Several ergotamines have been developed over the decades, though few remain in common clinical use."
Ergotamine comes from the same fungus that caused medieval 'Saint Anthony's Fire' epidemics — a poison turned into one of medicine's earliest migraine treatments.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of ergotamine
Ergotamine was coined in the early twentieth century from 'ergot', the name of the fungus on rye from which it is extracted, combined with '-amine', reflecting its chemical nature as an amine-containing alkaloid. The word 'ergot' itself entered English via French from Old French 'argot', referring to the spur-like growth on the grain. It thus shares its root with related terms such as 'ergotism', the poisoning condition caused by consuming contaminated grain, and other ergot-derived compounds like ergometrine.
How ergotamine is actually used
Ergotamine is a technical term used primarily in pharmacology, medicine, and pharmacy. It is almost always encountered in formal or clinical contexts rather than everyday conversation, often as 'ergotamine tartrate' or in combination preparations with caffeine. It is not to be confused with 'ergot' itself, which refers to the fungus rather than the purified compound.
Easily confused with ergotamine
Both are vasoconstrictors, but epinephrine is an adrenal hormone and neurotransmitter, while ergotamine is a fungal alkaloid used specifically for migraines.
Sumatriptan is a triptan drug that works on serotonin receptors, whereas ergotamine is an older ergot-derived alkaloid that constricts blood vessels.