味甘酸。性平。无毒。恶松脂。畏黄芩、黄连、甘草。
【主治】主养肺气。浓肠。补骨髓。疗五脏惊悸不足。心下烦。止腹痛。下水。肠 热
溏。
【归经】入肺大肠二经。为固敛之品。（兼重剂 降而能收直达下焦气分要药）
【前论】弘景曰。五色石脂。本经疗体亦相似。别录分条具载。今俗惟用赤白二脂。断
下痢
味甘。性平。无毒。丹皮为使。伏五金。制三黄。
【主治】主咳逆寒热烦满。下赤白。血闭。症瘕大热。（本经） 疗小腹痛结烦疼。（别
录）
（纲目
【归经】入胃大肠二经。为固下之品。（兼重剂 二经血分药）
【前论】子和曰。此手足阳明血分重剂也。其性涩。故主下焦前后诸病。李知先诗云。
下焦
味酸。性寒。无毒。甘草为使。恶牡蛎。畏麻黄。即白矾。
【主治】主寒热泄痢。白沃。阴蚀恶疮。目痛。坚骨齿。除痼热在骨髓。去鼻中息肉。
（开
宝） 除湿追涎。化痰坠浊。除风杀虫。止血定痛。蚀恶肉。生好肉。治惊痫。喉痹。齿痛
。风眼。崩带。脱肛。阴蚀。阴挺。痈疽疔肿。瘰 疥癣。虎犬蛇虫咬伤。（备要）
【归经】入脾经。为燥湿坠痰之品。
【前论】陈师古曰。矾石之用有四。吐利风热痰涎。取其酸苦涌泄也。治诸血痛脱肛阴
挺疮
取其
[Baishi Zhi (White Halloysite)]
Taste: Sweet, sour. Nature: Neutral. Toxicity: Non-toxic. Antagonisms: Adverse with Songzhi (Pine Resin). Aversion to Huangqin (Scutellariae Radix), Huanglian (Coptidis Rhizoma), Gancao (Glycyrrhizae Radix et Rhizoma).
[Indications] Primarily nourishes Lung Qi. Thickens the intestines and stops diarrhea. Tonifies bone marrow. Treats insufficiency of palpitations and fright in the five zang organs. Relieves vexation below the heart. Stops abdominal pain. Promotes urination. Treats loose stools due to intestinal heat.
[Meridian Tropism] Enters the Lung and Large Intestine meridians. It is an astringent agent. (Also acts as a heavy sedative; its nature is descending and collecting, making it a key herb for directly reaching the qi level of the lower jiao.)
[Preceding Discourse] Tao Hongjing stated: The therapeutic effects of the five-colored Shi Zhi recorded in the *Shennong Bencao Jing* are also similar. The *Bencao Jing Jizhu* lists them in separate categories. Currently, only Chi Shi Zhi (Red Halloysite) and Bai Shi Zhi are commonly used, primarily to stop dysentery.
[Yuyuliang (Limonitum)]
Taste: Sweet. Nature: Neutral. Toxicity: Non-toxic. Guide drug: Danpi (Moutan Cortex). Properties: Can stabilize metallic minerals. Restrains the "Three Yellows" (cold-bitter herbs like Huanglian, Huangqin, Dahuang).
[Indications] Primarily treats cough, counterflow qi, aversion to cold, fever, vexation, and fullness. Treats bloody and white dysentery. Blood obstruction. Masses and accumulations accompanied by high fever. (From *Shennong Bencao Jing*) Treats painful constriction and vexation in the lower abdomen. (From *Bencao Jing Jizhu*)
[Meridian Tropism] Enters the Stomach and Large Intestine meridians. It is an agent for securing the lower jiao. (Also acts as a heavy sedative; it is a blood-level herb for these two meridians.)
[Preceding Discourse] Zhang Hezi said: This is a heavy sedative for the blood level of the Hand-Yangming and Foot-Yangming meridians. Its nature is astringent, thus it primarily treats various diseases of the anterior and posterior orifices of the lower jiao. Li Zhixian's poem states: Lower jiao...
[Mingfan (Alumen)]
Taste: Sour. Nature: Cold. Toxicity: Non-toxic. Guide drug: Gancao (Glycyrrhizae Radix et Rhizoma). Antagonisms: Adverse with Muli (Ostrea Concha). Aversion to Mahuang (Ephedrae Herba). Also known as Baifan.
[Indications] Primarily treats chills and fever with diarrhea/dysentery. Leukorrhea (white discharge). Genital erosion and foul ulcers. Eye pain. Strengthens bones and teeth. Clears stubborn heat from the bone marrow. Removes nasal polyps. (From *Kaibao Bencao*) Drains dampness and expels phlegm-saliva. Descends turbid phlegm. Dispels wind and kills parasites. Stops bleeding and relieves pain. Corrodes foul flesh and promotes healthy tissue growth. Treats convulsions and epilepsy. Bi syndrome of the throat. Toothache. Wind-eye disease. Metrorrhagia and leukorrhea. Rectal prolapse. Genital erosion. Vaginal prolapse. Carbuncles, sores, and boils. Scrofula, scabies, and tinea. Bites from tigers, dogs, snakes, and insects. (From *Beiyao*)
[Meridian Tropism] Enters the Spleen meridian. It is an agent for drying dampness and descending phlegm.
[Preceding Discourse] Chen Shigu said: There are four uses for Fan Shi (Alumen). To induce vomiting and purging of wind-heat and phlegm-saliva, utilizing its sour and bitter properties to promote upward expulsion and downward drainage. To treat various blood pains, rectal prolapse, vaginal prolapse, and sores... utilizing...