HAMELIS (hammamelis virginiana)

	H
	HAMELIS
	*hammamelis virginiana*

Name
HAMELIS

Scientific Name
hammamelis virginiana

HAMELIS

English: Witch hazel.

French: Hamamélis.

Of the family of the Hamamelidáceas.

Heavy and hemorroides Varices, flebitis, legs. It stops the hemorrhages. It activates the circulation of the skin.

In coirises: It fights the conjuntivitis and it is sedative eyeglass.

Used Part

The leaves, occasionally the crust.

Active Principles

- Leaves: Gálicos and elágicos tannins (7-10%) *, acid free gálico; phenolic, flavonoides acids, flavónicos derivatives, essential oil plans (safrol), proantocianósidos, bitter principles.

* R.F.E.: the dry drug must contain a 7% of tannins at least.

- Crust: Tannins (2-10%): hamamelitaninos alpha, beta and gamma, tannins condensed; essential oil plans; saponósidos.

Farmacológica Action

The tannins produce an effect astringent (the antidiarréico, hemostatic premises, healing) and bactericidal; the flavonoides a venotónico and vasoprotector effect: it increases the elasticity of the veins and the hair resistance, reduces the permeability.

Indications

In internal use: diarreas. Varices, hemorroides, flebitis.

In topical use: dérmicas and corneales wounds, parodontopatías, faringitis, ulceraciones, blefaroconjuntivitis, dermatitis, eritemas, prurito, vulvovaginitis, hemorrhages postshaved (lotion).

Contraindications

Gastritis, gastroduodenal ulcer (to see indirect effect).

Not to prescribe forms of metering with alcoholic content for oral administration to smaller children of two years nor to consultantes in process of etílica deshabituación.

Indirect effect

The tannins can irritate the gastric mucosa, this indirect effect can be palliated associating it to drugs with mucílagos, like the malvavisco.

Precaution/Poisonings

To consider the alcoholic content of the fluid extract and the dye.

Galénicas Forms/Dosage

Internal use:

- Infusion (leaves): a dessert teaspoon by cup. Two cups to the day.

- Decocción (crust): 30 to 60 g/l, to boil 2 minutes, two cups to the day.

- fluid Extract: 1 to 4 g/día (1g = 38 drops), in dose of 30 drops.

- It tinctures (1:10): 50-100 drops, two to three times to the day.

- dry Extract (5:1): 0,3 to 1 g/día.

- Dust: 0,5-2 g/día.

Topical use:

- Decocción (crust): 30 to 60 g/l, to boil 2 minutes, two cups to the day.

- fluid Extract (1:1), tinctures (1:5) or glicólico extract (1:5), in pomada form of, gel or cream: in varices to apply giving a massage in ascending sense.

- Lotions (with alcohol 45º).

- Water distilled of hamamelis.

Bibliography

Benigni, R; Capra, C; Cattorini, P. Piante Medicinali. Chimica, Farmacologia and Terapia. Milano: Inverni & Della Beffa, 1962, pp. 715-20.

Bézanger-Beauquesne, L; Pinkas, M; Torck, M. You plant dans to Them the Therapeutique Moderne. 2ª. Paris: Maloine, 1986, pp. 239-41.

Bézanger-Beauquesne, L; Pinkas, M; Torck, M; Trotin, F. Plantes Médicinales DES Regions Tempérées. Paris: Maloine, 1980, pp. 215.

Bruneton, J. Elementos de Fitoquímica and Farmacognosia. Zaragoza: Acribia, 1991, pp.181-2.

European Scientific Cooperative On Phytotherapy (E.S.C.O.P.). Medicinal Monographs on the you use of plant drugs. Fascicle V: Hamamelidis folium. July 1997.

James, A; Duke, Ph D. Handbook of Medicinal Herbs. 5ª. Mouth Mouse, Florida: CRC Press, 1987, pp. 221; 519; 556.

Fernandez, M; Grandson, To Plantas Medicinal. Pamplona: Editions University of Navarre, 1982, p. 93.

Paris, RR; Moyse, M. Précis de Matière Médicale. Take II. Paris: Masson, 1967, pp. 428-33.

Peris, JB; Stübing, G; Vanaclocha, B. Applied Fitoterapia. Valencia: M.I. Official school of Phamacists, 1995, pp. 310-1.

Real Spanish Farmacopea. Madrid: Ministry of Health and Consumption, 1997, pp.1061-3.

Samuelsson, G. Drugs of Natural Origin. To Textbook of Pharmacognosy. Stockholm: Swedish Pharmaceutical Press, 1992, p. 87.

Trease, GE; Evans, WCh. Farmacognosia. Mexico D.F.: Inter-American -- MacGraw-Hill, 1991, pp. 414-5.

Hellemont, J. Compendium de Phytotherapie go. Bruxelles: Association Pharmaceutique Belge, 1986, pp. 189-90.

Wichtl, M. Herbal Drugs and Phytopharmaceutical. To for Handbook Practice on to Scientific basis. Stuttgart: Medpharm Scientific Publishers, 1994, pp. 243-7.

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