herbals astragalus

RECND333

Astragalus

Scientific:Astragalus membranaceus
Other:Huang Qi, Milk Vetch
Synonym:Astragalus propinquus

Indications

In Asian medicine, used similarly to Panax ginseng but is more often in younger adults. Tonifies spleen and lung qi.

Immune
• poor immune function
• stress
• viral infection
- colds (prophylaxis)
- influenza (prophylaxis)
- mononucleosis
chronic fatigue syndrome
• autoimmune disease
allergies

Cancer
• chemotherapy and radiation side-effects
- fatigue
- immunosuppresion (leukopenia, neutropenia)

Cardiovascular
• mild cardiac complaints
- congestive heart failure (CHF)
- arrhythmia
- hypertension
- edema
- angina pectoris

Gastrointestinal
• spleen Qi deficiency
- decrease appetite
- bloating and gas
- diarrhea
gastric ulcer

Urinary system
• poor renal function
kidney disease
nephritis

Dermatologic
• diabetic ulcers

Male reproduction
male infertility

Other
hepatitis

Actions

immunomodulator
adaptogen
anticancer
antiviral
• cardiotonic
• inotropic (positive)
antiarrhythmic
hepatoprotective
• nephroprotective
antiulcerogenic
antiinflammatory
antiulcerogenic
hypoglycemic
• antiaging

Constituents

• Terpenoids
• Steroidal glycosides (astragolosides)
• Isoflavones
• Polysaccharides

Posology

• Tincture (1:5 in 40% EtOH) 4-8 ml tid
• Decoction (dried herb): 9-30 g qd

Safety

Generally considered safe when used as indicated.

Contraindications: Suppurative infections.

Interactions

Immunosuppresive drugs - unknown effects of co-adminstration but potential for interaction

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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