TCM China:  

Introduction To Cogongrass Rhizome (bai mao gen) 









Cogongrass Rhizome (bai mao gen)

Rhizoma Imperatae

Properties: The herb is sweet in flavour, cold in nature, and acts on the heart, lung, stomach and urinary bladder channels. Being sweet and cold for clearing heat and moistening dryness, and acting on blood in the heart channel, the herb can clear heat from blood to stop bleeding; acting on Qi in the lung and stomach, the herb can clear heat from the lung and stomach to promote the generation of the body fluid and moisten dryness. As a sweet and tasteless herb, it can induce diuresis to treat stranguria. Therefore, the herb is indicated for bleeding due to blood-heat, dryness-heat in the lung and stomach, strangury due to heat, and defficulty and pain in urination.

Effects: Clearing heat from blood to stop bleeding, inducing diuresis and promoting the generation of the body fluid.


1. To treat many kinds of bleeding caused by blood-heat, the herb can be decocted alone or used in combination with Japanese thistle, field thistle, scutellaria root, dried rehmannia root and other herbs for clearing heat from blood to stop bleeding.

2. The herb is often used in combination with field thistle, plantain seed, climbing fern spore, capejasmine and other herbs for inducing diuresis, treating stranguria and stopping bleeding, to treat stranguria due to heat or hemataria; and with oriental wormwood, curcuma root and other herbs for normalizing function of the gallbladder, to treat jaundice due to damp-heat.

3. To treat excessive thirst due to febrile disease or vomiting due to stomach-heat, it can be used in combination with reed rhizome, bamboo shavings, ophiopogon root and other herbs for clearing heat, relieving vexation, promoting generation of the body fluid and alleviating thirst.

Dosage and Administration: 10-30g. 30-60g for fresh herb.




For the convenience of customers, we offer the Cogongrass Rhizome (bai mao gen) as the quick-dissolving granule made through modern technology.




Every sachet is equivalent to raw herb 15 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 Cogongrass Rhizome (bai mao gen) 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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