White Nettle

Description

Medicinal Parts

The medicinal parts are the flowers and leaves.

Flower and Fruit

The white, fairly large bilabiate flowers are in axillary false whorls of 6 to 16 flowers. The campanulate calyx is green and has 5 tips. The tube of the corolla is bent like a knee and the curved upper lip has a ciliate margin. The lower lip is gordate. The tube has 1 large and 1 small tip; there are 2 long and 2 short stamens under the upper lip. The calyx remains after flowering and protects the small nut. When the nut is ripe, slight pressure is sufficient to fling out the seeds.

Leaves, Stem, and Root

The plant is 30 to 50 cm high with an underground creeping stem from which the aerial stems grow. These are erect, quadrangular, grooved, hollow, and noded. The leaves are crossed opposite, petiolate, ovate to cordate, acuminate, and serrate. The plant has no nettle hairs. The plant is similar to the stinging nettle but has a different stem.

Characteristics

The flowers have a weak honeylike fragrance and a slimy-sweet taste.

Habitat

The plant is common in Europe and central and northern Asia.

Production

White Nettle flower consists of the dried petal with attached stamens of Lamium album as well as its preparations.

Other Names

Archangel, Bee Nettle, Blind Nettle, Dead Nettle, Deaf Nettle, Dumb Nettle, Stingless Nettle, White Archangel

Actions & Pharmacology

Compounds

Iridoide monoterpenes: including among others lamalbide, caryoptoside, alboside A and B

Triterpene saponins

Caffeic acid derivatives: including among others rosmaric acid, chlorogenic acid

Flavonoids: including among others kaempferol glycosides

Mucilages

Effects

Because of the mucins and saponins the drug is expectorant. It is astringent because of the tannins.

Indications & Usage

Approved by Commission E:

  • Inflammation of the skin
  • Cough/bronchitis
  • Inflammation of the mouth and pharynx

Unproven Uses

Internally, the herb is used for catarrh of the upper respiratory passages and gastrointestinal disorders such as gastritis, bloating, and flatulence. Externally, it is used for leukorrhea. In folk medicine used for climacteric complaints and complaints of the urogenital tract.

Chinese Medicine

In Chinese medicine, White Nettle is used for fractures, carbuncles, lumbago, and inflammation of wounds.

Precautions & Adverse Reactions

No health hazards or side effects are known in conjunction with the proper administration of designated therapeutic dosages.

Dosage

Mode of Administration

Comminuted drug for infusions and other galenic preparations for internal applications, rinses, baths and moist compresses; occasionally used as a constituent of sedative teas and bronchial teas.

Preparation:

Infusion — Pour one cup of water over 1 g drug, leave to draw for 5 minutes and strain.

Extract for poultices — Scald 50 g of flowers with 500 mL of water, draw for 5 minutes and strain.

Daily Dosage

For internal use, the average daily dose is 3 g drug. For external use, 5 g drug is added to a bath.

Literature

Damtoft S, Iridoid glucosides from Lamium album. In: PH 31(1):175. 1992.Gora J et al., Chemical comparative studies of the herb and flowers of Lamium album L. In: Acta Pol Pharm 40(3):389-393. 1983.Kern W, List PH, Hörhammer L (Hrsg.), Hagers Handbuch der Pharmazeutischen Praxis, 4. Aufl., Bde. 1-8, Springer Verlag Berlin, Heidelberg, New York, 1969.Madaus G, Lehrbuch der Biologischen Arzneimittel, Bde 1-3, Nachdruck, Georg Olms Verlag Hildesheim 1979. Skrypczak L et al., Phenylpropanoid esters and flavonoids in taxonomy of Lamium species. In: PM 61(Abstracts of 43rd Ann Congr):70. 1995.Wichtl M (Hrsg.), Teedrogen, 4. Aufl., Wiss. Verlagsges. Stuttgart 1997.

This information is an educational aid only. It is not intended as medical advice for individual conditions or treatments.
Talk to your doctor, nurse, or pharmacist before following any medical regimen to see if it is safe and effective for you. Please read this important disclaimer about the information within our guide.

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