Equisetum arvense Health Dictionary

Linn.

Family: Equisetaceae.

Habitat: The Himalayas at high altitudes.

English: Field Horsetail.

Ayurvedic: Ashwa-puchha (non- classical).

Action: Haemostatic, haemopoietic, astringent, diuretic. Used for genitourinary affections (urethritis, enuresis, cystitis, prostatitis), internally as an antihaemorrhagic and externally as a styptic.

The ashes of the plant are beneficial in acidity of the stomach and dyspepsia.

Key application: Internally in irrigation therapy for post-traumatic and static inflammation, and for bacterial infections and inflammation of the lower urinary tract and renal gravel.

The British Herbal Compendium reported weak diuretic, haemostyptic, vulnerary and mild leukocytosis causing actions.

The haemostatic substance has been shown to act orally, it has no effect on blood pressure and is not a vasoconstrictor.

The herb contains 10-20% minerals, of which over 66% are silicic acids and silicates; alkaloids, including nicotine, palustrine and palustrinine; flavonoids, such as iso-quercitrin and equicertin; sterols, including cholesterol, isofucosterol, campesterol; a sa- ponin equisitonin, dimethyl-sulphone, thiaminase and aconitic acid. Diuretic action of the herb is attributed to its flavonoid and saponin constituents, Silicic acid strengthens connective tissue and helps in healing bones.