味甘，温，无毒。主咳逆上气，明目，益精，安五脏，通下焦伤竭，强阴。《药性论》
云∶有大毒。主泄精，寒嗽，壮元气，健益阳事，能通声。日华子云∶补五劳七伤。乳有
三种，有石乳、竹乳、茅乳，用炼服之，不炼令人发淋。蛇床为之使。恶∶牡丹、玄石、牡
蒙。畏∶紫石英、蓑草。忌，羊血，光泽者为好。出∶道州江华县，又生少室山。采无时。
味苦辛，寒，大寒，无毒。主百病，除寒热邪气，逐六腑积聚，结固留癖，胃中食饮热
结，破留血闭绝，停痰痞满。日华子云∶主通泄五脏百病及症结，治天行热疾，消肿毒及头
痛，排脓，润毛发。张仲景《伤寒论》∶疗膀胱急，小腹满，身尽黄，额上黑及足下热。因
作黑瘅大便，必黑腹胪胀满。一云∶治时气头痛，疗喉闭。《圣惠方》∶治时气头痛不止，用
二两为末，生油调涂顶上。又方∶治乳石发动，烦闷及诸风热。用炼成者半两，细研如粉，
每服以蜜水调下一钱匕，日三、四服。《孙真人食忌》∶主口疮，取含之，立效。恶∶麦句姜。
其色青白者佳，黄者伤人，赤者杀人。
味苦，大寒。主五脏积聚，久热胃闭，除邪气破留血，腹中痰实结抟，通经脉，利大小
便及月水，破五淋，推陈致新，化七十二种石，消肿毒，疗天行热病。《药性论》∶使味咸，
有小毒。能通女子月闭症瘕，下瘰 ，黄胆病，主堕胎，患漆疮，主时疾壅热，能散恶血。
《圣惠方》∶治伐指，用芒硝煎汤，淋渍之。石苇为使。恶∶麦句姜。
味甘，性温，无毒。主治咳嗽气逆上冲，明目，补益精气，安定五脏，疏通下焦因虚损导致的枯竭，强壮阴精。《药性论》记载：有大毒。主治遗精，寒性咳嗽，壮盛元气，增强性功能，能通畅声音。日华子记载：补益五劳七伤。石钟乳有三种，分别是石乳、竹乳、茅乳，经过炼制后服用，不炼制的服用会导致淋证发作。以蛇床子为引经药。畏恶牡丹、玄石、牡蒙。畏惧紫石英、蓑草。忌食羊血，色泽光亮者为佳。产地：道州江华县，又产于少室山。采集没有固定时间。
味苦、辛，性寒，大寒，无毒。主治各种疾病，祛除寒热邪气，驱逐六腑中的积聚，消除结块固着和留滞的癖块，清除胃中饮食积热，破除瘀血闭阻，治疗痰饮停滞导致的痞满。日华子记载：主治通泄五脏百病及症结，治疗时行热性疾病，消肿毒及头痛，排脓，润泽毛发。张仲景《伤寒论》记载：治疗膀胱急迫，小腹胀满，全身发黄，额头发黑以及足底发热。因此导致黑疸，大便必黑，腹部胀满。另一种说法：治疗时气头痛，治疗喉痹闭塞。《圣惠方》记载：治疗时气头痛不止，用二两研成粉末，用生油调和涂抹于头顶。另一方法：治疗乳石发动引起的烦闷以及各种风热。使用炼制过的半两，细研如粉，每次用蜜水调服一钱匕，每日三到四次服用。《孙真人食忌》记载：主治口疮，含在口中，立即见效。畏恶麦句姜。颜色青白色的为佳，黄色的伤人，红色的杀人。
味苦，大寒。主治五脏积聚，久热导致的胃气闭塞，祛除邪气，破除瘀血，腹中痰实结聚，疏通经脉，利大小便及月经，破除五种淋证，推陈出新，化解七十二种石类，消肿毒，治疗时行热病。《药性论》记载：使药味咸，有小毒。能通女子月经闭止及症瘕，排出瘰疬，黄疸病，主堕胎，治疗漆疮，主治时疾壅热，能消散恶血。《圣惠方》记载：治疗手指砍断伤，用芒硝煎汤，淋洗浸泡患处。以石苇为引经药。畏恶麦句姜。
Sweet in taste, warm in nature, non-toxic. Primarily treats cough with rebellious qi ascending, brightens the eyes, benefits essence and spirit, calms the five zang organs, unblocks depletion and exhaustion of the lower jiao (lower burner), and strengthens yin. *Yao Xing Lun* states: It has great toxicity. Primarily treats seminal emission, cold cough, strengthens yuan qi (original qi), enhances yang function, and can clear the voice. Ri Hua Zi states: It tonifies five labors and seven injuries. There are three types of calcined gypsum/stalactite: Shi Ru (Stone Milk), Zhu Ru (Bamboo Milk), and Mao Ru (Thatch Milk). They should be taken after refining; unrefined ones may cause lin syndrome (dysuria). *Cnidii Fructus* (Shechuangzi) is used as an guiding herb. Averse to: *Peoniae Radix Rubra* (Mudanpi), Xuanshi, Mumeng. Feared by: Ziyingshi, Suocao. Taboo: Sheep blood. Those with a lustrous appearance are preferred. Origin: Jianghua County, Daozhou; also grows in Mount Shaoshi. Harvested at any time.
Bitter and acrid in taste, cold and greatly cold in nature, non-toxic. Primarily treats hundred diseases, dispels pathogenic cold and heat, drives out accumulations in the six fu organs, resolves solidified masses and fixed stasis, clears heat accumulation of food and drink in the stomach, breaks blood stasis and obstruction, and treats phlegm-fluid retention causing fullness and stuffiness. Ri Hua Zi states: It primarily promotes the drainage of diseases of the five zang organs and hundred ailments as well as nodules, treats epidemic heat diseases, reduces swelling and detoxifies, treats headache, discharges pus, and moistens hair and nails. Zhang Zhongjing's *Shanghan Lun* states: It treats urgency of the bladder, abdominal fullness, jaundice of the whole body, blackening of the forehead, and heat in the soles of the feet. This leads to Hei Dan (Black Jaundice), where stools must be black and the abdomen distended. Another account says: It treats epidemic headache and throat closure (*Hou Bi*). *Shenghui Fang* states: To treat persistent epidemic headache, use two liang powdered, mixed with raw oil, and applied to the vertex. Another prescription: To treat agitation caused by mineral drug activation and various wind-heat patterns. Use half a liang of refined product, finely ground into powder, taken once with honey water, one qian bi per dose, three to four times daily. *Sun Taoren Shiji* states: It primarily treats mouth ulcers; hold it in the mouth for immediate effect. Averse to: Maijujiang. Those that are greenish-white are excellent; yellow ones harm people, and red ones kill people.
Bitter in taste, greatly cold in nature. Primarily treats accumulations in the five zang organs, chronic heat causing gastric closure, dispels pathogenic factors, breaks blood stasis, resolves phlegm-solid masses in the abdomen, unblocks meridians and collaterals, promotes urination and defecation as well as menstruation, breaks five types of lin syndrome, pushes out the old and generates the new, dissolves seventy-two kinds of minerals, reduces swelling and detoxifies, and treats epidemic heat diseases. *Yao Xing Lun* states: When used as an assistant/enhancer, it tastes salty and has slight toxicity. It can unblock amenorrhea and mass formations in women, expel scrofula, jaundice, induce abortion, treat lacquer dermatitis, treat epidemic heat obstruction, and dissipate evil blood. *Shenghui Fang* states: To treat severed fingers, use Mangxiao decoction to wash and soak the injury. *Pteridis Herba* (Shiwei) is used as a guiding herb. Averse to: Maijujiang.