TCM China:  

 Introduction To Swallowwort Root (bai wei)








Swallowwort Root (bai wei)

Radix Cynanchi Atrati

Properties: Bitter and salty in flavour, cold in nature, it acts on the stomach and  liver channels. The bitter and cold properties clear away heat and the salty flavour enters the blood division. Its moist nature can nourish Yin. So the herb is able to clear away heat, cool the blood, expell excessive heat in the blood division, reinforce Yin, remove hectic fever due to Yin deficiency as well. In clinical practice, the latter functions are followed as the principal therapeutic measure. In addition, it is also used to treat stranguria due to heat or complicated by hematuria, because it possesses diuretic action.

Effects: Clearing away heat, cooling blood, detoxicating, treating stranguria.


1. For heat invasion of ying and blood division, high fever and delirium due to excessive heat in blood division, it is often used in combination with the drugs for clearing heat, removing heat from blood, detoxicating and arresting convulsion, such as rhinoceros horn and scrophularia root. In cases of heat due to Yin-deficiency, hectic and tidal fever, it is used in combination with the drugs for clearing heat of deficiency type, such as anemarrhena rhizome, rehmannia root and wolfberry bark.

2. For swollen and sore throat, suppurative infections on body surface caused by noxious heat, it is used in combination with the heat-clearing and detoxicating drugs, such as viola herb, forsythia fruit and capejasmine fruit.

In addition, it is also used for stranguria due to heat and complicated by hematuria.

Dosage and Administration: 6-12g.




For the convenience of customers, we offer the Swallowwort Root (bai wei) as the quick-dissolving granule made through modern technology.




Every sachet is equivalent to raw herb 10 grams.


The dosage is for adults, one sachet each time, twice a day. Please put the granule into a cup, then put 50-100ml boiling water into the cup and stir it with spoon. You will get some tea, drink it when it is luke-warm. For children, the dosage should be reduced according to the weight.


Air ship 50 sachets of Swallowwort Root (bai wei) in the form of quick-dissolving granule for your personal use now at $98.00.


If you would like to order this raw herb, please go to the order form.


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