杜仲·Cortex Eucommiae
Eucommia Bark
Du Zhong (杜仲) is the bark of eucommia, recorded as Cortex Eucommiae. It is sweet and slightly acrid in flavour, warm in temperature, and enters the Kidney and Liver channels. The catalogue files it among the herbs that tonify Yang.
| Pinyin | du zhong |
|---|---|
| Chinese | 杜仲 |
| Latin Name | Cortex Eucommiae |
| English Name | Eucommia Bark |
| Japanese | tochu |
| Korean | duchung |
xu duan + tu si zi + sang ji sheng
Kidney Deficiency with threatened miscarriage or low back pain
Kidney Yang Deficiency causing wheezing and pain in the low back
Kidney Deficiency Cold with frequent urination and impotence
zi he che + sheng di huang + huai niu xi
Cough with steaming bone disorder
Back pain from Damp-Cold: the area feels sore, swollen and cold, gets worse with exposure to Cold, and the pulse is deep and slow with a greasy white tongue coating
Habitual miscarriage.
Liver Yang rising with light-headedness and dizziness
Aching knees and low back, legs too weak to walk easily, and above all threatened miscarriage from unstable Chong and Ren: tonifies Liver and Kidney, strengthens the low back and stabilizes the Chong and Ren; bleeding in pregnancy or restless fetus with low back pain and a dragging-down feeling in the lower trunk; broken or fractured bones
Liver and Kidney Deficiency letting Wind-Damp-Cold in, with pain of the low back and legs, aching knees and feet, joints with restricted movement and weak lower limbs: expels pathogenic Wind, Damp and Cold and builds up Liver and Kidney to strengthen the sinews and bones; hypertension in patients deficient in Liver and Kidney
Low back pain, fried in salt and steeped in grain liquor
zhi fu zi + rou gui + yin yang huo
Intolerance of Cold with coldness in the legs
sang ji sheng + dang gui + chuan xiong
Pain in the low back during and after the period
sang ji sheng + xu duan + bai zhu + shu di huang + bai shao + zi su geng
In the first trimester, low back pain with a sensation of the abdomen prolapsing
Restless fetus with bleeding in an unstable pregnancy, where there is a history of first-trimester miscarriage
xu duan + dang gui + bai shao + e jiao + ai ye
Continuous bleeding after miscarriage.
shan zhu yu + xiao hui xiang + che qian zi
Impotence; incontinence and dribbling of urine
| Age | Raw | Granule | Tincture | Concentrate | Frequency |
|---|---|---|---|---|---|
| Any 8-16g; Tincture: 2-4ml | 8-16 g | — | 2-4 ml | — | — |
杜仲·Cortex Eucommiae With Salt
Du Zhong (Yan Zhi) (杜仲) is du zhong processed with salt, the bark of eucommia, recorded as Cortex Eucommiae. Beyond the names the record is empty: no category, no channels, no actions.
The catalogue records no separate actions, dose or cautions for this preparation. Unless noted above it follows du zhong.