Eucommiae, Cortex

For habitual miscarriage, add Cortex Eucommiae Ulmoidis Du Zhong) and Semen Cuscutae (i u Si Zi). 

For low back and knee soreness and weakness, add Radix Dipsaci (Xu Duan) and Cortex Eucommiae Ulmoidis (Du Zhong). 

The bark of Eucowmia ulmoides has been used as a tonic and antihypertensive medicine in Japan and China, which is available on the market as the Chinese Crude Drug "Cortex Eucommia . 

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