Introduction
It was one of the most widely known medicines in ancient history,
and records of its use include Assyrian tablets of around 2000
BC and Chinese herbals of the same period. Theophrastos of Lesbos,
writing in the fourth century BC wrote that 'it has the property
of quenching thirst if one holds it in the mouth'. Dioscorides
gave the plant its botanical name (Greek glukos = sweet, riza
= root). Its 13th century English name was Lycorys, a corruption
of glycyrrhiza.. Liquorice (Glycyrrhiza glabra) has long been
used for both culinary and medical purposes. Used for flavoring
and sweetening candies and medical remedies, licorice also has
potent effects of its own, particularly for ulcers and adrenal
insufficiencies. Whole. It is also used for asthmatic coughs,
as an antispasmodic and ulcer remedy, and to cool 'hot' conditions.
Origin
The roots are unearthed in the autumn of the fourth season.
It is grown in India, Spain, Iran, Russia, China & Italy.
Chemical
composition / key active constituents
The
herb contains glycyrrhizin, glycyrrhetinic acid, flavonoids, asparagine,
iso-flavonoids,and chalcones.
Pharmacology
Licorice contains the glycoside, glycyrrhizin
which has a similar structure and activity as the adrenal steroids.
Licorice has an anti-inflammatory activity similar to cortisone
and has been found useful for arthritis and allergies. In addition
licorice has been used for mild Addisons disease and other
adrenal insufficiencies, such as hypoglycemia. Licorice also acts
like the hormone, ACTH, causing sodium retention, potassium depletion,
and water retention.
Excess consumption of licorice can lead to the classic symptoms
of hypertension, with edema, increased blood pressure, potassium
loss, and muscular weakness. The Deglycyrrhizinated form is most
often used to avoid the hypertensive side effects of the glycyrrhetinic
acid in whole Licorice. Licorice and DGL have a mild laxative
effect and can protect the intestinal lining by increasing the
production of mucus, thus alleviating heartburn and ulcers. Licorice
and DGL also have a demulcent action and have been used for coughs
and other bronchial complaints.
Remedies
For
Glycyrrhiza is widely used in bronchial problems
such as catarrh, bronchitis, cold, flu and coughs. It reduces
irritation of the throat and yet has an expectorant action. It
produces its demulcent and expectorant effects. It is used in
relieving stress. It is a potent healing agent for tuberculosis,
where its effects have been compared to hydrocortisone. Glycyrrhiza
is also effective in helping to reduce fevers (glycyrretinic acid
has an effect like aspirin), and it may have an antibacterial
action as well. Its use in the treatment of chronic inflammations
such as arthritis and rheumatic diseases, Anti-inflammatory, chronic
skin conditions, and autoimmune diseases in general.
Dosage
600
mg/day DGL extract or 1, 000 mg of regular extract 1/2 hour before
meals.
| References: |
| 1. |
BHMA
1983 British Herbal Pharmacopoeia, BHMA, Bournemouth. |
| 2. |
Bradley,
P.R. (ed.) 1992 British Herbal Compendium, Volume 1, BHMA,
Bournemouth. |
| 3. |
Grieve,
M. 1931 A Modern Herbal, (ed. C.F. Leyel 1985), London. |
| 4. |
Hoffmann,
D. 1990 The New Holistic Herbal, Second Edition, Element,
Shaftesbury. |
| 5. |
Lust,
J. 1990 The Herb Book, Bantam, London. |
| 6. |
Mills, S.Y. 1993 The Essential Book of Herbal Medicine, Penguin,
London (First published |
| |
in
1991 as Out of the Earth, Arkana). |
|