Xuan Shen

D Lu (Veratri nigri radix et rhizoma) is incompatible with Ren Shen (Ginseng radix), Sha Shen - Bei Sha Shen (Glehniae radix)/Nan Sha Shen (Adenophorae radix), Ku Shen [Sophorae flavescentis radix), Xuan Shen... 

Mai Men Dong (Ophiopogonis radix), Xuan Shen (Scrophulariae radix) and Sheng Di Huang (Rehmanniae radix)... 

Mai Men Dong is sweet and cold and Xuan Shen is salty and cold. These two herbs can nourish the Yin and clear the heat. They enhance the ability of the chief ingredients to clear the heat at the Ying level. 

Xi Jiao (Rhinoceri cornu) 2 g Sheng Di Huang (Rehmanniae radix) 15 g Xuan Shen (Scrophulariae radix) 9 g Mai Men Dong (Ophiopogonis radix) 9 g Dan Shen (Salviae miitiorrhizae radix) 6 g Huang Lian (Coptidis rhizoma) 5 g Jin Yin Hua (Lonicerae flos) 9 g Lian Qiao (Forsythiae fructus) 6 g Dan Zhu Ye (Lophatheri herba) 3 g... 

Mai Men Dong and Xuan Shen serve as deputies they nourish the Yin and enhance the abilities of the chief ingredients. 

These herbs are able to nourish the Yin and reduce heat. Tian Meng Dong and Xuan Shen enter the Kidney meridian, particularly nourish the Kidney-Yin and reduce heat. Mai Men Dong and Xuan Shen can nourish the Heart-Yin and reduce the heat there. Hei Zhi Ma and E Jiao are moistening in nature they nourish not only the Yin but also the essence and the blood. 

Xuan Shen can nourish the Yin, drain the fire, cool the blood and reduce heat-toxin. It also serves as a deputy, in particular to enhance the ability of Sheng Di Huang. 

Zhi Mu is bitter and cold, and Xuan Shen is salty and cold. Both can nourish the fluid in the Large Intestine and are often used to treat constipation as they can clear the heat there and soften the feces. 

Zhi Mu and Xuan Shen are bitter and cold. Both enter the Kidney meridian. They can reduce the heat and nourish the Yin of the Kidney. They can be used as chief herbs in a formula to reduce the empty-heat of the Kidney. Moreover, since Zhi Mu enters the Lung meridian and Xuan Shen can ascend the Kidney-water to reduce the fire of the Heart, Zhi Mu can be used in conditions where thirst and fever exist, and Xuan Shen can be used in cases of restlessness and insomnia. 

Xuan Shen is bitter, salty and cold, and enters the Kidney meridian. It cannot tonify the Heart-Yin directly, but it can lift the Kidney water from the Lower-Jiao to reduce the Heart-fire in the Upper-Jiao. Thus, it is often selected in formulas to treat conditions where the Heart-Yin is deficient due to intense empty-fire in the Heart. 

The bitter and cold Dan Shen and Xuan Shen are able to cool the blood and reduce the fire from the Heart and Kidney respectively. 

These two herbs, like Huang Bai (Phellodendri cortex), are able to reduce the heat from the Kidney, but unlike Huang Bai, they are moistening in nature and can generate the Yin fluid. Moreover, Xuan Shen... 

To enhance their therapeutic effect, they are used with other herbs that also have the function of softening hardness to dissipate nodules, such as Mu Li (Ostrea concha), Huang Yao Zi (Dioscoreae bulb-iferae rhizoma), Zhe Bei Mu (Fritillariae thunbergii bulbus), Xia Ku Cao (Prunellae spica) and Xuan Shen (Scrophulariae radix). 

Constipation due to dry-heat in the intestines use Mai Men Dong (Ophiopogonis radix) and Xuan Shen (Scrophulariae radix) to increase the fluid use Huo Ma Ren (Cannabis semen) and Yu Li Ren (Pruni semen) to moisten the intestines. 

Xuan Shen is bitter, cold and salty, and enters the Kidney meridian. It can clear heat and reduce fire. Unlike Sheng Di Huang, it is not sweet and has no function in generating Yin, but it can lift the Kidney-water (Yin) upwards to reduce the excess fire of the Heart. It is often used with Sheng Di Huang to treat excess heat and empty-heat in the Heart. It can relieve thirst, dry throat, warm sensations in the chest and irritability. However, if a patient has a Yin deficiency, especially Kidney-Yin deficiency, Xuan Shen should not be used for too long. 

Sheng Di Huang, Zhi Mu and Xuan Shen also enter the Kidney meridian. Sheng Di Huang can nourish the Kidney-Yin and reduce the empty-heat Zhi Mu and Xuan Shen can clear heat there. They are often used as deputies in the formula to treat acute and chronic imbalance between the Heart and Kidney, which manifests as restlessness, hot flushes, night sweats, anxiousness, anxiety and agitation. 

The third group works on the Kidney it is formed by Tian Men Dong and Xuan Shen. 

Gui Ban, Xuan Shen, Tian Men Dong and Bai Shao Yao are also used as deputies. This group helps Huai Niu Xi to nourish the Yin of the Kidney and Liver, and treat the cause of Liver-Yang ascending. They can also nourish the Yin, soften the tendons and relieve the cramp and trembling. 

Xuan Shen and Mu Dan Pi are used as deputies. Xuan Shen can clear heat in the Lung and Kidney, and reduce fire-toxin. It dissipates... 

Xuan Shen is bitter, salty and cold. It can lift the Kidney-water from the Lower-Jiao to the Upper-Jiao to reduce the excess fire... 

Second, herbs that reduce dry-heat, dissipate the sticky phlegm and benefit the throat are used, such as Xuan Shen, Chuan Bei Mu, Jie Geng and Gan Cao. 

Moreover, the selection of Xuan Shen, Dang Gui and Bai Shao Yao enriches the treatment strategies by considering the relationship of the Lung, Kidney and Liver in the syndrome. 

Since the bitter, salty and cold Xuan Shen can reduce heat and increase the fluid in the intestines, it can soften the feces and treat constipation due to Yin deficiency with heat in the intestine. 

In the first group, a large doze of salty and cold Xuan Shen is used. It can increase the fluid in the intestines, clear heat and soften the feces. The large doses of Mai Men Dong and Sheng Di Huang are used to directly nourish the Yin and clear the heat. 

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