
Triosteum
Also known as Feverwort, Wild ipecac, Bastard ipecac, Horse-gentian, Wild coffee, Dr. Tinker's weed, Fever-wort.
Triosteum perfoliatum, commonly called feverwort or wild ipecac, is a perennial herb of the honeysuckle family native to woodland edges and rich soils across eastern North America. The dried root was the part used, valued by nineteenth century eclectic physicians as a milder domestic substitute for true ipecac, employed to promote sweating, gentle vomiting, and bowel movement in low fevers and torpid digestive states. It has largely fallen out of professional use but remains documented in the eclectic materia medica.

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Ask HerbertLow fever with a furred tongue, sluggish bowels, and general torpor, where a mild emetic-cathartic action is wanted rather than a harsh purge
Chronic constipation with evidence of hepatic sluggishness, used as a gentler alternative to stronger resinous cathartics
Low dose botanical. Used in drop doses in the classical practice; not a plant to dose freely.
Pregnancy: Avoid in pregnancy: emetic and cathartic actions, uterine stimulation cannot be excluded, and safety data are absent.
Breastfeeding: Avoid in lactation due to lack of safety data and the plant's purgative and emetic potential.
The record lists 4 contraindications; open the plate in the library to read them in full.
Eclectic physicians reached for feverwort root chiefly in low, remittent fevers accompanied by a coated tongue and sluggish bowels, using it in small doses as a gentle emetic and cathartic to relieve congestion of the portal system, and in still smaller doses as a diaphoretic and alterative for chronic skin conditions and rheumatic complaints thought to stem from poor elimination.
| Preparation | As written | Metric |
|---|---|---|
| Decoction (low dose, alterative/diaphoretic use) | 0.5-1 g dried root daily | 500-1000 mg |
| Decoction (cathartic/emetic use) | 1-2 g dried root as a single dose, not repeated same day | 1000-2000 mg |
| Tincture (1:5, 45%) | 0.5-2 mL up to three times daily | 0.5-2 mL |
| In doses of from | In doses of from 20 grains to 1 drachm, the powder is a mild, but slow, cathartic, with a tonic influence. | 1296-3888 mg |
| tincture | Dose of the tincture, from 1 to 4 fluid drachms; of a strong tincture of the recent root for its sedative effects, 1 to 10 drops; of the extract, which is one of the best forms of administration, from 5 to 15 grains. | 3.7-14.79 mL |
Doses are reproduced from the sources for practitioners and are not a recommendation for any person.
Overview. Triosteum perfoliatum, commonly called feverwort or wild ipecac, is a perennial herb of the honeysuckle family native to woodland edges and rich soils across eastern North America. The dried root was the part used, valued by nineteenth century eclectic physicians as a milder domestic substitute for true ipecac, employed to promote sweating, gentle vomiting, and bowel movement in low fevers and torpid digestive states. It has largely fallen out of professional use but remains documented in the eclectic materia medica.
Clinical Notes. Eclectic physicians reached for feverwort root chiefly in low, remittent fevers accompanied by a coated tongue and sluggish bowels, using it in small doses as a gentle emetic and cathartic to relieve congestion of the portal system, and in still smaller doses as a diaphoretic and alterative for chronic skin conditions and rheumatic complaints thought to stem from poor elimination.
Drawn from King's American Dispensatory, 18th edition (Felter and Lloyd), and the Bountiful Herbs editorial.

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