PAU DARC (tabebuia avellanedae)

	P
	PAU DARC
	*tabebuia avellanedae*

Name
PAU DARC

Scientific Name
tabebuia avellanedae

PAU DARC

Common names: Pau D' Arc, Ipe Roxo, Lapacho, Tahuari, Taheebo,

Tabebuia.

Used Part: The crust.

Pau D' Arc is a great tree of the tropical forest that grows in South America and Central America of. It grows up to 150 feet of height and the base of the tree can be 4 on 6 feet of diameter. The family of Tabebuia includes a great number of great beautiful trees that bloom like Pau D' Arc that produces the flowers purples, great and beautiful. Pau D' Arc and its relatives are trees common of landscape in South American cities. Unfortunately, he is also popular with wood woodcutters, because its wood is of high quality and is but heavy that most of the wood lasting in the tropical and is extensively used in the construction of houses and boats.

Pau D' Arc has a well documented long history and of its use by the native and who uses several species of Tabebuia that includes T. heptaphylla, impetiginosa T., rosea T., and T. serratifolia. There are still indications of his use by the Incas. In fact, through South America, the tribes who live to on thousands miles have used it for such medicinal intentions by centuries. Several Indian tribes of the forest have used the common wood of Pau D·Arc by centuries to make their arcs and names for this tree, the wood of the means arc and stem of arc. The Guarani and the Indians of Tupi call tajy of tree, that means to "tener the force and vigor" and to use the crust to treat many different conditions. The indigenous uses of Pau D' Arc includes malaria, the respiratory anemia, colitis, problems, the resfriados ones, the cough, the influenza, the infections of hongosl, the fever, arthritis and the reumatismo, bitten of serpent, the poor circulation, the diviesos, sífilis, and the cancer.

The chemical components and the active ingredients of Pau D' Arc well has been documented. Its use and the treatments known with several types you become cancerous and from 1960 studies have been carried out on this tree and the cancer. Their properties of anticancerigenic first were attributed to a phytochemical found in the crust and the called wood lapachol. In a 1968 study, lapachol highly demonstrated the significant activity against cancer tumors in rats. Then in 1974, the NCI informed that Phase I clinical tests failed to produce a therapeutic effect when curing the cancer with lapachol without side effects and discontinued additional investigation of cancer. Another group of investigation developed lapachol analogical in 1975

Pau D' Arc is an important resource of the forest that has many uses and the applications in the natural medicine. Unfortunately, their popularity and the use have been controversial due to several results, that are caused by the lack of the control of the quality, the confusion in which the part of the plant to use and how to prepare it. There is many species of Tabebuia as well as another completely not related species of tree exported today of South America like Arc de Pau D" that it has small to no of the active components in the studied and used true medicinal species.

With these problems, it does not surprise that consuming and facultative they commercially experience the results varied with Pau D disponible' the products of Arc. Still with their many effective applications, the consumers must take the time to learn about products and providers available and to find a safe source for this important medicinal plant of the forest. Relatively new in the place of the market the extracts of Pau D' are standardizados; Arc that the amount of lapachol guarantees and/or Naphthoquinones (a group of phytochemicals that includes lapachol and at least 8 documented others in Pau D' Arc). Although the natural wood and the crust are quite effective when the correct species is prepared appropriately, the new standardizados extracts can be the safest purchase (although more expensive) stops most of the people you bequeath and general consumers.

REFERENCES

1. "Pau D' Arc has been reverenciado by the Indians of the forest by centuries. He is one of the most useful trees of Brazil. "árbol is called divino." He is useful in the inflammation of the reumatismo and arthritis, prostatitis, cystitis, and beneficial for controlarl the fungus there are leavening infections in the body. Pau D' Arc got to be very popular in 1967 later from Dr Walter Accorsi del Municipal Hospital in Santo Andres spoke to a journalist of the magazine that imprimió its history. It said: - "De my first experiments with Ipe Roxo (Pau D' Arc), I learned two important things that, magnificently it encouraged to me with respect to cancer: First, that eliminates the pain caused by the disease; and the second, that multiplies the number of red cells of sangre." This crust is used to treat estomatitis (swelling itself of mucus membranes in the mouth), the ulcers in the throat, ulcers gastric, chancros of syphilitic, itchiness, coiled, eczema, and diviesos."

2. "Brasileños call pau D' arc "árbol divino." Aid to increase the production red of the cell of blood and helps the respiratory disorders, the ulcers, the candida excess of, and foot of athlete. Pau D' arc can fortify the blood, aids to dissolve clots and are antimicóticol. Investigation in the United States and South America shows that pau D' arc has ingredients found to be effective against some parasitic forms of cancer and. It helps blood the lowest sugar levels and promotes the digestion. Lapachol, of pau D' arc, was listed recently by the University of Purdue like between the antitumorlike agents of more important of plantas."

Active Principles

Lapachol, desoxilapachol, naftoquinonas, antraquinonas, saponósidos, flavonoides.

Farmacológica Action

It has effect astringent (antidiarréico, healing), antibacterial (gram +), antifúngico (specially as opposed to innocent). The following effects have been described in addition: analgesic, antiinflammatory, diurético, alexitérico and anticancerous.

Indications

Diarreas. In topical use: dérmicas infections, cleaning and dérmicas disinfection of wounds, burns and ulceraciones; dermatomicosis (candidiasis), inflammations osteoarticulares.

Contraindications

Pregnancy (popularly it has been used like abortifacient).

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

Precaution/Poisonings

To high doses, lapachol can originate nauseas, vomits and increase of the time of prothrombin (anticoagulating effect).

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

Galénicas Forms/Dosage

- Decocción to 3%. To boil 5 minutes and to let instill during 15. One to three cups to the day.

- fluid Extract (1:1): 20-40 drops, one to three times to the day.

It tinctures (1:5): 50-100 drops, one to three times to the day.

Observations: To prescribe short treatments (oral route).

Bibliography

Gupta, MP. 270 Plantas Medicinal Latin American. Santafé of Bogota: Latin American program of Science and technology for Desarrollo (CYTED), 1995, pp. 189-91.

James, A; Duke, Ph D. Handbook of Medicinal Herbs. 5ª. Mouth Mouse, Florida: CRC Press, 1987, pp. 470-1, 523.

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