Helenii rhizoma

Synonym(s)

Alan rootstock; Elecampane root; Helen's herb root; Helen's rhizoma; radix inulae

Definition
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Helenii rhizoma is an extract of dried and crushed rhizome with roots of elecampane.
Ingredients: 1-3% essential oils (according to EB at least 1.8%), the disaccharide inulin (up to about 45%) - note: inulin was first isolated from elecampane in 1804 -, pectins, bitter substances (v.especially sesquiterpene lactones such as helenalin - named after the plant - and alantolactone),triterpenes.

Commission E: - Negative overall assessment (efficacy not sufficiently proven, high allergy potential).

ESCOP: - no processing

HMPC: - no processing

Used the dried and divided rhizome for its expectorant, cough-irritant, antispasmodic effect in cough teas. In folk medicine, the leaves are also used. Also used as an aromatic for loss of appetite and digestive problems. Overdose may cause vomiting and cramps.

Field of application/use
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Diseases of the respiratory tract and intestines.

Envelopes with aqueous extracts for exanthema and skin infections.

Note(s)
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The external as well as the internal applications are not recommended(negative monograph of Commission E).

Literature
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Huo Y et al. (2008) Chemical constituents and pharmacological properties of Radix Inulae. Pharmacy 63:699-703.
https://plants.fnr.de/industrialplants/medicinalplants/plants-database.