1. Aliases

Yuliangshi, Taiyi Yuliangshi, Shizhonghuang, Yuliangshi, Yuliangshi.
2. Distribution
Mainly produced in Henan and Jiangsu; It is also produced in Zhejiang, Sichuan, Guangdong and other places.
3. Harvesting and processing
It can be excavated all year round, and after excavation, sediment impurities are removed. When encountering egg shaped bodies, do not break them to prevent the loss or contamination of the internal limonite powder.
4. Characteristics of medicinal herbs
Irregular diagonal block shaped, often appearing as hollow or sturdy nodules or stalactites. The surface is reddish brown, grayish brown, or orange yellow, often uneven or with yellow powder attached. There are cutting marks. Heavy and hard, not easily broken, with a rough cross-section and alternating layers of dark brown and light brown. It has a rustic flavor, a light taste, and no grainy texture when chewed.
5. Nature, taste, and meridian tropism
Mildly cold in nature, sweet and astringent in taste. Return to the stomach and large intestine meridians.
6. Effect and function
Astringent intestines to stop diarrhea, astringent and hemostatic. The lung astringent and intestinal astringent drugs belong to the subcategory of astringent drugs.
7. Clinical applications
Dosage 10-15 grams, decoct and take; Apply an appropriate amount externally, grind and sprinkle on the affected area or adjust the application. Used to treat chronic diarrhea, dysentery, rectal bleeding, rectal prolapse, and women's diarrhea. It is not suitable for those with real evil.
8. Pharmacological research
Raw products have a significant effect on shortening coagulation and bleeding time, while calcined products have an effect on prolonging coagulation and bleeding time; Raw, calcined, and vinegar quenched decoction can all inhibit gastrointestinal peristalsis.
9. Chemical composition
Mainly containing basic iron oxide and hydrated ferric oxide. Sometimes it contains elements such as copper, lead, zinc, cobalt, nickel, gold, etc.
10. Taboos for use
It is not suitable to use it due to the outbreak of disease and pathogenic factors. Pregnant women should use with caution.
11. Compatibility prescription
① Treating cold fatigue, the large intestine continues to leak. 120 grams of Yu's surplus grain (roasted red, quenched in rice vinegar, after seven times, mashed and ground like noodles), 30 grams of Aconitum (soaked in cold water overnight, peeled and navel removed, roasted, mashed into powder). Mix the ingredients together and cook the batter with vinegar to form a pill, as big as mung beans. Before each intake, take five pills under warm water. (The Divine Effect Taiyi Pill in the Records of Saint Ji)
② For those who suffer from slippery and qi deficiency in the elderly, it will last for a long time: 120 grams of Yu's surplus grain (sealed with several layers of salt mud and calcined with charcoal fire for half a day), 240 grams of Atractylodes macrocephala, 30 grams of licorice, and 90 grams of psoralen, all mixed with wine, ground into powder, and mixed into the Yu's surplus grain powder. Take 9 grams per serving, mix with ginseng soup or rice soup in the morning. Alternatively, using maltose as a pill is also acceptable. (Fang Mai Zheng Zong)
③ Women's governance: Bai Xia: 30 grams of Yu's surplus grain, divided equally by dried ginger; Chixia: 30 grams of Yu's surplus grain and 15 grams of dried ginger. Yu's surplus grain is quenched in vinegar and finely ground into powder. Mix 6 grams of hollow warm wine. (Shengjin Fang)
④ To treat women with low abdominal pain, pale or yellow or red or black face, and inability to breathe: Yu's surplus grain is the end. Take 6 grams per serving, adjust the rice drink, take 2-3 times a day, extremely effective. (Hygiene Simplified Formula)
⑤ Treating five labor and seven injuries, bloating and fullness, weakness in limbs due to yellow diseases, red discharge in women, dry blood fatigue syndrome, and persistent malaria and lumps: Yu's surplus grain is 2.5 pounds, good vinegar is 8 pounds, and boiled vinegar is used to dry. (Secret Marijuana Formula)
⑥ Scar elimination: Yu Yu's surplus grain, Banxia, etc. At the end, mix with chicken yellow. First, wipe the scar with a new cloth to make it red, then apply it. Do not see the wind, two days a day. (Qian Jin Yao Fang)