acute coryza, allergic rhinitis and sinusitis. (German Commission E.) In the treatment of nasal congestion due to hay fever, allergic rhinitis, acute coryza, cold, sinusitis and as a bronchodilator. (WHO.)
Contraindicated in anxiety, restlessness, high blood pressure, glucoma, impaired circulation of the cerebrum,

adenoma of prostate with residual urine accumulation, pheochromocytoma, thyrotoxicosis. (German Commission E.)
Ephedra is official in the national pharmacopoeias of China, Japan and Germany. The herb is listed in Ayurvedic Pharmacopoeia. Only its isolated derivatives, ephedrine and ephedrine hydrochloride are official in Indian Pharmacopoeia.
Ephedrine is toxic at more than 300 mg in 1 day (Francis Brinker.)
Aerial parts yielded ephedrine and ephedroxane. Pseudoephedrine is the most active anti-inflammatory principle of
Ephedra sp., it exhibited inhibitory action on a number of acute inflammations. Ephedroxane possesses a minor anti-inflammatory principle. Among the Indian species, Ephedra major, found in Lahul, contains over 2.56% alkaloids of which nearly three fourths is ephidrine. Ephedra gerardiana contains 1.22% total alkaloids and 0.68% ephedrine.
On 30 December 2003, the FDA banned ephedra products in the US.

Equisetum arvense 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),

242 Erigeron canadensis Linn.

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

Encyclopedia of Ayurvedic Medicinal Plants

A Candle of Medicinal Herbís Identification and Usage