味苦酸咸。性寒。无毒。可升可降。阳中阴也。升麻、松脂为使。恶乌头。忌盐。
【主治】主百毒蛊疰。邪鬼瘴气。杀钩吻鸩羽蛇毒。除邪不迷惑魇寐。（本经） 疗伤
寒
温疫。
心。 热闷。赤痢。（海藏） 猝中恶心痛。筋骨中风。心风烦闷。中风失音。（孟诜） 凉
心。
黑陷。消痈化脓。定惊。明目。能消胎气。（备要）
【归经】入心肝二经。兼入胃经。为彻上彻下。散邪清热。凉血解毒之品。
【前论】宗 曰。鹿用茸。犀用尖。其精锐之力。尽在是也。 时珍曰。五脏六腑。皆
禀气于
故能入阳
鳌按、犀性走散。比诸角尤甚。故能清心镇肝。入胃而化血解热消毒也。
【禁忌】经疏曰。能消胎气。孕妇忌食。痘疮气虚无大热。伤寒阴症发躁。脉沉细。足
冷。
味苦咸。性寒。无毒。降也。阳中阴也。
【主治】主明目。益气。起阴。去恶血注下。辟蛊毒恶鬼不祥。安心气。常不魇寐。（本
经）
不通
【归经】入心肝肺三经。为散邪清热之品。
【前论】好古曰。今痘科多用以清肝火。而本草不言。缺略也。 庵曰。目为肝窍。
此能
魂。
血血
通。
【禁忌】经疏曰。心肝二经。虚而有热者宜。若虚而无热。忌用。
味苦。性寒。无毒。阳中阳也。恶防己、生地黄。
【主治】主时气热盛。变为黄胆。暑月久痢。疳 心痛。疰忤。（苏恭） 治诸疳耳鼻
疮
恶疮
【归经】入心胃心包三经。兼入胆脾大肠三经。为除热去邪之品。
【前论】钱乙曰。熊胆佳者通明。每以米粒许点水中。连转如飞者良。余胆亦转。但缓
耳。士材曰。熊胆入胆。从其类也。清火定惊之功。较胜诸胆。时珍曰。大能清心平肝。杀
虫退
【禁忌】经疏曰。小儿不因疳症而目生障翳。及痘后蒙蔽者。均忌。
[Rhinoceros Horn]
Taste: bitter, sour, salty. Nature: cold. Non-toxic. Action can ascend and descend; it is a yin substance within yang. It acts as an guiding herb with Schizandrae Fructus (Shengma) and Pine Resin (Songzhi). It is incompatible with Aconitum carmichaelii debixi (Wutou). Salt should be avoided.
[Indications] Primarily treats various toxins, Gu Zhu (a chronic wasting disease caused by insect poison or miasma), evil ghosts, and malarial miasmas. Kills the poison of Gouwen (Aconitum brachypodum), Zhen feather (poisonous bird feather), and snake venom. Dispels evil qi, preventing mental confusion and nightmares. (From *Shennong Bencao Jing*) Treats Shanghan (Cold Damage), Wenyi (Epidemic Febrile Diseases). Clears Heart heat, relieves stifling oppression. Treats red dysentery. (From Li Dongyuan's school/Zhang Yuansu's theories) Treats sudden Qi obstruction with heart pain. Treats wind-stroke affecting sinews and bones, Heart wind with vexation, wind-stroke with loss of voice. (From Meng Shen) Cools the Heart. Treats smallpox lesions turning black and sinking. Dissolves carbuncles, transforms pus. Calms fright. Improves vision. Can eliminate fetal qi. (From *Bencao Beiyao*)
[Meridian Tropism] Enters the Heart and Liver meridians. Also enters the Stomach meridian. It is a substance that penetrates from top to bottom, disperses pathogenic factors, clears heat, cools blood, and detoxifies.
[Preceding Discussions] Zongshi said: For deer horn, the velvet is used; for rhino horn, the tip is used. The most potent force lies therein. Shizhen said: The qi of the five zang and six fu organs is derived from... [text missing], thus it can enter yang...
Ao's Commentary: Rhino horn has a dispersing nature, even more so than other horns. Therefore, it can clear the Heart and anchor the Liver, enter the Stomach to transform blood, resolve heat, and detoxify.
[Contraindications] Miao Xiyong said: It can eliminate fetal qi; pregnant women should avoid it. In cases of smallpox due to qi deficiency without significant heat, or in Cold Damage Yin patterns presenting with restlessness, deep and thin pulse, and cold feet, it is contraindicated.
[Antelope Horn]
Taste: bitter, salty. Nature: cold. Non-toxic. Action primarily descends; it is a yin substance within yang.
[Indications] Primarily improves vision. Benefits qi. Raises yin qi. Removes bad blood flowing downward. Ward off gu poison, evil ghosts, and inauspicious signs. Calms the Heart qi, ensuring one does not suffer from nightmares frequently. (From *Shennong Bencao Jing*) Treats... [text missing] obstruction.
[Meridian Tropism] Enters the Heart, Liver, and Lung meridians. It is a substance that disperses pathogenic factors and clears heat.
[Preceding Discussions] Haogu said: Currently, pediatricians often use Antelope Horn to clear Liver fire, but this is not mentioned in the Materia Medica; this is an omission.
An said: The eyes are the orifice of the Liver. This herb can... [text missing] Hun. ... [text missing] blood... [text missing] unobstructed.
[Contraindications] Miao Xiyong said: Suitable for deficiency with heat in the Heart and Liver meridians. If there is deficiency without heat, it is contraindicated.
[Bear Bile]
Taste: bitter. Nature: cold. Non-toxic. It is a yang substance within yang. It is incompatible with Stephania tetrandra (Fangji) and Rehmanniae Radix (Shengdi Huang).
[Indications] Primarily treats epidemic conditions with excessive heat, transforming into jaundice. Chronic dysentery in summer months. Gan accumulation causing heart pain. Zhu Wu (a condition similar to malaria or mental abnormality). (From Su Gong) Treats various Gan accumulation-related ear and nose... [text missing] sores. Malignant sores.
[Meridian Tropism] Enters the Heart, Stomach, and Pericardium meridians. Also enters the Gallbladder, Spleen, and Large Intestine meridians. It is a substance that removes heat and dispels pathogenic factors.
[Preceding Discussions] Qian Yi said: High-quality bear bile is transparent and bright. When a grain-sized amount is dropped into water, if it spins rapidly like flying, it is good. Other biles also spin, but slowly. Shicai said: Bear bile enters the Gallbladder meridian, following its own kind. Its efficacy in clearing fire and calming fright surpasses that of other animal biles. Shizhen said: Bear bile greatly clears the Heart and pacifies the Liver, kills parasites, and reduces... [text missing].
[Contraindications] Miao Xiyong said: Contraindicated in children who develop eye cataracts not due to Gan accumulation, and those whose vision is obscured after smallpox.