Overview
Astragalus was first discussed in Shen Nong’s Materia Medica about two thousand years ago. It was believed to stimulate immune function and have antioxidant effects, as well as beneficial in the treatment of viral infections and cardiovascular diease. From a TCM perspective, the root is often used in invorgating and boosting qi. Herbalists began using astragalus in the 1800’s in various tonics and gummy sap as a emulsifier, food thickener and anti diarrhea agent.
Traditional Use
Astragalus us widely used as an immunostimulant medicine to recuse the incidence of the common cold, influenza and is also used occasionally to improve immune response to other viral infections such as herpes simplex type 1. It has also been used to reduce fatigue and reduce the side effects of chemotherapy while improving immune function. Some evidence suggest it also enhances digestion, improves heart function in viral myocarditis, lowers cholesterol and fasting blood sugar and heptoprotective activity.. Astragalus injections are actually found to be protective against chronic kidney conditions such as diabetes, nephropathy and renal hypertension. When Astragalus root is used orally or nasopharyngeal administrations improved functional outcomes in stroke patients when administered within 24 hours of the stroke.
TCM
According to TCM practice, Astragalus is widely used to invigorate and Tonify qi and the blood, as well as serve as an important adaptogen
Actions
Tonifies the qi and blood - for postpartum fever due to qi and blood deficiency. Also used in recovery stages from severe blood loss
Tonifes the spleen and raises yang - for spleen Deficiency which can be seen as lack of appetite, fatigue and diarrhea.
Augments the practice qi and stabilizes the exterior - for deficiency with spontaneous sweating
Promotes urination and reduces edema
Promotes the discharge of pus and generates flesh - for chronic ulcerations and sores due to deficiency
Wasting and thirsting disorders (diabetes), numbness of limbs, paralysis and painful obstruction
FAQ
What will this herb do for me?
Astragalus has numerous biological effects such as digestive and immune system modulation as a hypoglycemic agent and cardiac tonic. Research suggest that it may also have a role to play in recovery from viral infection, in chronic kidney disease as as an adjunct to chemotherapy treatment for cancer.
When will it start working?
This will depend on the indication and doses sine studies have shown effects can be seen within 2 weeks
Is it’ safe?
Overall this herb appears to be safe, although it as the potential to interact with some medicines. Professional supervision is advised for people receiving chemotherapy and considering using this herb.
References
Bensky, D., Gamble, A., Clavey, S., & Stöger, E. (2015). Chinese herbal medicine. Seattle, WA, USA: Eastland Press.
Braun, L., & Cohen, M. (2015). Herbs and natural supplements: An evidence-based guide. Edinburgh: Churchill Livingstone.