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[Snake Bed Seed (Shechuangzi)]
Taste: Bitter, Pungent. Nature: Warm. Non-toxic. Generated by sensing the dry Qi of the Earth. Its action can ascend and descend; it is Yang in nature. It is incompatible with Moutan Cortex (Danpi), Fritillaria Bulb (Beimu), and Croton Seed (Badou). It can subdue Sulfur (Liuhuang).
【Indications】Primarily treats male impotence with dampness and itching; female swelling, pain, and itching in the vagina. Removes Bi obstruction Qi, benefits joints. Treats epilepsy and malignant sores. (From *Ben Jing*) For male leukorrhea. Decocted for use.
【Meridian Tropism】Enters the Mingmen and Sanjiao meridians. It is a herb that disperses wind and removes dampness. (It is a Qi-level herb for these two meridians, possessing effects of tonifying Kidney, scattering cold, strengthening Yang, and benefiting Yin.)
【Preceding Discussions】Li Haoguo said: This herb causes excessive Yang Qi activity frequently, nicknamed "Ghost Examiner".
Author's Note: It is suitable for those with deficiency-cold syndromes in the Right Kidney and Mingmen. If there is fire in the Kidney system, heat in the lower part, or frequent erections, it should be used with caution even if dampness is present.

[Bai Zhi]
Taste: Pungent, Bitter. Nature: Warm. Non-toxic. Generated by sensing the Yang Qi of Heaven and combining with the pungent flavor of the Earth. Its action ascends; it is Yang in nature. It is incompatible with Veratrum Rhizome (Lilu). It fears Celosia Seed (Qingxiangzi).
【Indications】Primarily treats female hernia masses (Shenjia), cold swelling and pain in the vagina, abdominal urgency. Disperses wind-induced headache. (From *Ben Jing*) Treats 160 types of malignant wind and Gui Zhu (ghostly infections).
【Meridian Tropism】Enters the Bladder Meridian. It is a herb specifically for dispelling wind, cold, and dampness pathogens. (A Wind herb for the Foot-Taiyang Meridian, primarily treating headaches caused by cold stagnation in this meridian.)
【Preceding Discussions】Zhang Yuansu said: This herb has a strong aroma and is essential when Cold stagnates in the Taiyang Meridian. Headache at the vertex cannot be removed without this herb. Combined with Costus Root (Muxiang) to treat fog and dew pathogens.
【Contraindications】Miu Xiyong said: Contraindicated in warm disease causing headache, fever, thirst, or bone pain; Yang syndrome headache from Shanghan in spring and summer; and headache due to postpartum blood deficiency with flaming fire.

[Bai Zhi]
Taste: Pungent. Nature: Warm. Non-toxic. Obtains the Metal Qi of the Earth and senses the Yang Qi of Heaven to generate. Ascending action exceeds descending; it is Yang in nature. Angelica Sinensis (Danggui) serves as an envoy. It is incompatible with Inula Flower (Xuanfuhua). It controls Realgar (Xionghuang) and Sulfur (Liuhuang).
【Indications】Primarily treats female leukorrhea with red and white discharge, blood closure, vulvar swelling, chills and fever, head wind invading eyes causing tearing. Can be made into facial cream. (From *Ben Jing*) Treats prolonged wind pathogens and Lung Meridian Blood-Wind vertigo causing thirst and pain relief.
【Meridian Tropism】Enters the Lung, Stomach, and Large Intestine meridians. It is a herb that disperses wind, induces sweating, removes dampness, and opens orifices. (The primary guiding herb for the Yangming Meridian.)
【Preceding Discussions】Li Dongyuan said: Bai Zhi is generally used for treating wind; its aromatic nature opens the nine orifices, and it is indispensable for inducing sweating. Liu Hejian said: It treats Yangming headache.
【Contraindications】Miu Xiyong said: Contraindicated in vomiting due to fire, leukorrhea with red and white discharge, Yin deficiency with blazing fire, and conditions caused by blood heat.