herbals pau-darco

RECND332

Pau D'arco

Scientific:Tabebuia avellanedae
Other:Pau D'arco
Synonym:Tabebuia impetiginosa

Indications

Tabebuia spp. are commonly used in the tropics against infection and cancer. Like Juglans spp. it contains napthoquinones.

Infection
• gastrointestinal infections
- gastric ulcer caused by H. Pylori
- dysentery (infectious diarrhea)
urinary tract infections (UTI)
• prostatitis
• viral infections
- upper respiratory tract infections (URTI)
- herpes simplex (HSV)
- human immunodeficiency virus (HIV)
- mononucleosis - Epstein Barr (EBV)
• fungal infections
- dermatophytes
- candida
• parasitic infections
- malaria
- leishmaniasis

Gastrointestinal
constipation

Cancer
• cancer (esp. leukemia) - contains napthoquinones (juglone, plumbagin)

Actions

antimicrobial
antibacterial
antiviral
antiparasitic
antimalarial
anthelmintic
astringent
• vermifuge
bitter
• laxative

Constituents

• Naphthaquinones (e.g. lapachol) - gentler laxatives than anthraquinones
• Anthraquinones

Posology

• Tincture: 2-3 ml tid

Cancer: requires significantly higher doses.

Safety

Generally considered safe when used as indicated.

References

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Barnes J, Anderson LA, Phillipson JD. Herbal Medicines, 3rd ed. London: Pharmaceutical Press, 2007.

Bone K. Principles and Practice of Phytotherapy. Edinburgh: Churchill Livingstone, 2000.

Bone K. A Clinical Guide to Blending Liquid Herbs: Herbal Formulations for the Individual Patient. St Louis, MO: Churchill Livingstone, 2003.

Brinker F. The Toxicology of Botanical Medicines, 3rd ed. Sandy, Oregon: Eclectic Medical Publications, 2000.

Felter HW, Lloyd JU. King's American Dispensatory. 1898. http://www.ibiblio.org/herbmed/eclectic/kings/main.html. Accessed: August 19, 2006.

Hoffman D. Medical Herbalism. Rochester, Vermont: Healing Arts Press, 2003.

Weiss RF. Herbal Medicine. Beaconsfield, England: Beaconsfield Publishers Ltd, 1988.

Williamson EM, ed. Major Herbs of Ayurveda. Edinburgh: Churchill Livingstone, 2002

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