味甘苦。性平。无毒。禀戊土之阳气。得风木之阴气而生。升而微降。阳中阴也。
【主治】主 疟。解毒。蛊疰不祥。利水道。（本经）主肿胀腹满急痛。（甄权）治渴。
除湿。
淋胎肿。
【归经】入肾膀胱二经。为行水之品。（苦泄滞甘助阳淡利窍故能除湿利小便）
【前论】元素曰。淡渗大燥。能亡津液。寇氏曰。猪苓利水之功多。久服必损肾气。昏
人目
苓。
【炮制】纲目曰。凡使。取其行湿。生用更佳。块如猪屎。故名。
味甘。性平。无毒。感土木之气而成。升也。阳也。恶白蔹。畏地榆、牡蒙、雄黄、
秦艽、龟甲。忌米醋及酸物。
【主治】主胸胁逆气。忧恚惊邪恐悸。心下结痛。寒热烦满咳逆。口焦舌干。利小便。
久服
录）开
健忘。暖
除虚热。
窍行水。（
【归经】入心肺肾脾胃五经。为补利兼优之品。（兼补剂）
【前论】东垣曰。湿淫所胜。小便不利。茯苓淡以利窍。甘以助阳。温平能益脾逐水。
乃除
入心脾
暴新病
能通
通膀
五皮
汗。
【禁忌】经疏曰。病患肾虚。小水自利。或不禁。或虚寒精清滑。均忌。
【炮制】鳌按、入补药。乳蒸晒焙用。入利水药。生用。
味甘。性平。无毒。感土木之气而兼火化以成。降也。阳中微阴也。
【主治】主安五脏。定魂魄。杀精魅邪鬼。消瘀血。通五淋。（别录）壮心。明目。磨
翳。
止
利小
【归经】入心肝小肠三经。为行水散瘀安神之品。（能入土而成质故能通塞以宁心）
【前论】东垣曰。经云。饮食入胃。游溢精气。上输于脾。脾气散精。上归于肺。通调
水道
血少
【禁忌】经疏曰。凡阴虚内热。火炎水涸。小便因少而不利者。忌服琥珀以强利之。利
之则
【炮制】雷公曰。凡使。用柏子仁末。入瓦锅内同煮半日。捣末用。
以上通剂木部
【猪苓】
味甘、苦。性平。无毒。禀受戊土的阳气，得风木的阴气而生发。药势升而微降，属于阳中兼阴之品。
【主治】主治疟疾。解毒。蛊疰（一种由虫毒引起的传染性恶病）及不祥之气。通利水道。（出自《本经》）主治腹部肿胀、腹满及急痛。（甄权）治疗口渴。除湿。淋证及妊娠水肿。
【归经】入肾、膀胱二经。为行水之品。（因其味苦能泄滞，味甘能助阳，味淡能利窍，故能除湿并通利小便）
【前论】李杲（元素）说：淡渗之品大燥，能耗伤津液。寇宗奭说：猪苓利水的功效较多，久服必损伤肾气，使人目昏。
【炮制】李时珍（纲目）说：凡使用猪苓，取其行湿之功，生用更佳。其形状像猪屎，因此得名。
【茯苓】
味甘。性平。无毒。感土木之气而成。药势升。属阳。畏白蔹。畏惧地榆、牡蒙、雄黄、秦艽、龟甲。忌食米醋及酸物。
【主治】主治胸胁部逆气。忧恚、惊邪、恐惧悸动。心下结痛。寒热烦闷、咳逆。口焦舌干。通利小便。久服可除虚热。健忘。暖……开窍行水。（出自《别录》）
【归经】入心、肺、肾、脾、胃五经。为补益与利水兼优之品。（兼有补剂作用）
【前论】李杲（东垣）说：湿气淫胜所致的小便不利，茯苓味淡能利窍，味甘能助阳，温平之性能益脾逐水，乃除……入心脾……暴新病……能通……通膀胱……五皮饮……汗。
【禁忌】缪希雍（经疏）说：病患肾虚，小便自利，或不禁，或虚寒导致精清滑泄者，均忌用。
【炮制】赵学敏（鳌按）说：入补药时，用乳汁蒸晒焙后使用。入利水药时，生用。
【琥珀】
味甘。性平。无毒。感土木之气而兼火化以成。药势降。属阳中微阴。
【主治】主治安五脏。定魂魄。杀精魅邪鬼。消瘀血。通五淋。（出自《别录》）壮心。明目。磨翳。止……利小……
【归经】入心、肝、小肠三经。为行水、散瘀、安神之品。（因能入土而成质，故能通塞以宁心）
【前论】李杲（东垣）说：经文云：饮食入胃，游溢精气，上输于脾。脾气散精，上归于肺。通调水道……血少……
【禁忌】缪希雍（经疏）说：凡阴虚内热，火炎水涸，因小便少而不通利者，忌服琥珀强行利水。利之则……
【炮制】雷敩（雷公）说：凡使用琥珀，用柏子仁末，放入瓦锅内同煮半日，捣末使用。
以上通剂木部
[Polyporus]
Taste: Sweet, Bitter. Nature: Neutral. Non-toxic. It inherits the Yang Qi of Wu Earth and is born from the Yin Qi of Wind Wood. Its action ascends slightly and descends, belonging to the category of Yang with Yin characteristics.
【Indications】Mainly treats malaria (Nüe). Detoxifies. Treats Gu Zhu (a contagious malignant disease caused by insect toxins) and inauspicious qi. Promotes water passage. (From *Shennong Ben Cao Jing*) Mainly treats abdominal swelling, fullness, and acute pain. (Zhen Quan) Treats thirst. Removes dampness. Treats Lin syndrome (dysuria) and pregnancy edema.
【Meridian Tropism】Enters the Kidney and Bladder meridians. It is a product that promotes water metabolism. (Because its bitter taste drains stagnation, sweet taste assists Yang, and bland taste opens orifices, it can remove dampness and promote urination.)
【Preceding Discussions】Li Gao (Yuan Su) said: Bland and permeating herbs are very drying and can deplete body fluids. Kou Zongshi said: Polyporus has strong diuretic effects; long-term use will inevitably damage Kidney Qi and cause blurred vision.
【Processing】Li Shizhen (*Ben Cao Gang Mu*) said: When used, take advantage of its ability to move dampness; raw use is better. Its shape resembles pig feces, hence the name.
[Poria]
Taste: Sweet. Nature: Neutral. Non-toxic. Formed by sensing the Qi of Wood and Earth. Its action ascends. Belongs to Yang. Adversely interacts with Bai Lian (Ampelopsis Radix). Feared by Di Yu (Sanguisorba Root), Mu Meng, Xiong Huang (Realgar), Qin Jiao (Gentiana Macrophylla Root), Gui Jia (Tortoise Shell). Taboo with rice vinegar and sour foods.
【Indications】Mainly treats rebellious Qi in the chest and hypochondrium. Treats worry, indignation, fright, evil influences, fear, and palpitations. Treats knotting pain below the heart. Treats alternating chills and fever, vexation, fullness, cough, and rebellious Qi. Treats dry mouth and tongue. Promotes urination. Long-term use removes deficiency heat. Treats forgetfulness. Warms... Opens orifices and moves water. (From *Bie Lu*)
【Meridian Tropism】Enters the Heart, Lung, Kidney, Spleen, and Stomach meridians. It is a product excellent for both tonifying and promoting water metabolism. (Acts as a complementary tonic.)
【Preceding Discussions】Li Gao (Dong Yuan) said: When dampness overcomes and causes difficult urination, Poria's bland taste opens orifices, and sweet taste assists Yang. Its warm and neutral nature benefits the Spleen and expels water, thereby removing... Enters Heart and Spleen... Acute new diseases... Can unblock... Unblocks Bladder... Wu Pi Yin (Five-Peel Decoction)... Sweat.
【Contraindications】Miao Xi Yong (*Jing Shu*) said: Patients with Kidney deficiency who have spontaneous urination, incontinence, or clear slippery essence due to deficiency-cold should avoid it.
【Processing】Zhao Xuemin (Ao An) said: When included in tonifying prescriptions, steam with milk, then sun-dry and bake before use. When included in diuretic prescriptions, use raw.
[Amber]
Taste: Sweet. Nature: Neutral. Non-toxic. Formed by sensing the Qi of Wood and Earth combined with Fire transformation. Its action descends. Belongs to Yang with slight Yin characteristics.
【Indications】Mainly calms the Five Viscera. Stabilizes Hun and Po souls. Kills spirits and evil ghosts. Resolves blood stasis. Unblocks the five types of Lin syndrome. (From *Bie Lu*) Strengthens the Heart. Improves vision. Grinds away corneal opacity. Stops... Promotes urination...
【Meridian Tropism】Enters the Heart, Liver, and Small Intestine meridians. It is a product that promotes water metabolism, resolves blood stasis, and calms the Spirit. (Because it enters Earth to form substance, it can unblock obstructions to calm the Heart.)
【Preceding Discussions】Li Gao (Dong Yuan) said: The classics state: Food enters the Stomach, floating and overflowing essence is transported upward to the Spleen. The Spleen scatters essence, which returns upward to the Lung. The Lung regulates water passages... Blood deficiency...
【Contraindications】Miao Xi Yong (*Jing Shu*) said: For those with Yin deficiency and internal heat, where fire flares up and water dries up, causing scanty and obstructed urination, Amber should be avoided to force diuresis. Forcing diuresis will...
【Processing】Lei Xiao (Lei Gong) said: When using Amber, mix with Semen Platycladi powder, boil together in a clay pot for half a day, then grind into powder for use.
The above belong to the Wood section of general agents.