味甘，性寒，无毒。入心、胃二经。姜汁为使。
痰在皮里膜外者，直达以宣通。痰在经络四肢者，屈曲而搜剔。失音不语偏宜，肢体挛
蜷决
用。
竹沥滑肠，脾虚泄泻者勿用。惟痰在皮里膜外，经络肢节者相宜。若寒痰、湿痰与食积
痰勿
用。
味甘，性平。入心、肺、肝诸经。
除风热，开经络。行血气，导痰涎。去胸中烦闷，治头风眩晕。大人中风失音，小儿心
热惊
痫。
牡荆，俗名黄荆。截取尺余架砖上，中间火炙，两头以器承取，即得。
李时珍云∶“荆沥∶化痰去风为妙药。”千金翼方云∶“凡患风人多热，常宜以竹沥、荆
沥
、姜汁合计五合，和匀热服，以瘥为度”。延年秘录云∶“热多用竹沥，寒多用荆沥”。朱
震亨云∶“二汁同功，并以姜汁助送，则不凝滞。但气虚不能食者用竹沥。气实能食者用荆
沥”。
味咸，性平，无毒。入肺经。
清金降火，止浊治淋。积块老痰逢便化，瘿瘤结核遇旋消。
海石乃水沫结成，体质轻飘，肺家之象也。气味咸寒，润下之用也。故治证如上。
多服损人气血。
Taste: Sweet; Nature: Cold; Non-toxic. Enters the Heart and Stomach meridians. Ginger juice is used as a guiding herb (Shi Yao).
For phlegm located in the interstitial spaces between skin and muscle (Pi Li Mo Wai), it reaches directly to disperse and unblock obstructions. For phlegm lodged in the collaterals and limbs, it penetrates deeply into convoluted pathways to search out and eliminate turbidity. It is particularly suitable for aphonia (loss of voice) and muteness, and is decisively used for limb spasms and curling.
Zhu Li (Bamboo Sap) lubricates the intestines; therefore, it should not be used by patients with Spleen deficiency leading to diarrhea. It is only appropriate when phlegm resides in the interstitial spaces or in the collaterals and joints. It should not be used for Cold Phlegm, Damp-Phlegm, or Phlegm caused by food stagnation.
Taste: Sweet; Nature: Neutral. Enters the Heart, Lung, and Liver meridians.
Dispels Wind-Heat and opens the collaterals. Promotes the circulation of Blood and Qi, and guides the discharge of Phlegm-Saliva. Relieves chest stuffiness and irritability, and treats Head-Wind dizziness. It is indicated for aphonia due to Stroke in adults, and for palpitations and epilepsy due to Heart-Heat in children.
Mu Jing (Vitex Negundo Stem), commonly known as Huang Jing, is cut into pieces about one chi long, placed on bricks, roasted over fire in the middle, while vessels are placed at both ends to collect the exudate.
Li Shizhen stated: "Jing Li (Vitex Negundo Sap) is an excellent medicine for resolving Phlegm and dispelling Wind." The *Qianjin Yi Fang* states: "Generally, those suffering from Wind disorders have internal Heat; it is advisable to mix Zhu Li, Jing Li, and Ginger Juice totaling five he, blend evenly, take warm, and continue until recovery." The *Yannan Milu* states: "Use more Zhu Li for Heat conditions, and more Jing Li for Cold conditions." Zhu Zhenheng stated: "The two juices share similar functions; assisting their administration with Ginger Juice prevents stagnation. However, use Zhu Li for those with Qi Deficiency who cannot eat well, and use Jing Li for those with Excess Qi who can eat well."
Taste: Salty; Nature: Neutral; Non-toxic. Enters the Lung meridian.
Clears Metal (Lung) and descends Fire, stops turbidity and treats Lin syndrome (dysuria). Accumulated masses and old Phlegm dissolve upon contact; Goiter (Ying Liu) and scrofula (He Jie) dissipate rapidly.
Hai Shi (Pumice Stone) is formed from solidified sea foam; its light and floating texture corresponds to the nature of the Lung organ. Its taste and nature are salty and cold, possessing a moistening and downward-draining function. Hence, it treats the conditions mentioned above.
Excessive consumption damages Qi and Blood.
Taste: Salty; Nature: Neutral. Enters the Liver meridian. Calcined (Huo Duan) and levigated with water (Shui Fei).
Resolves stubborn Phlegm and fixed accumulations (Pi Jie); promotes the movement of stagnant Food accumulation.
When Phlegm encounters Qing Meng (Green Calcareous Schist), it transforms into water. It is strictly contraindicated for patients with Spleen deficiency.
This refers to the shell of the Ark Clam (Han Ke). Taste: Salty; Nature: Neutral; Non-toxic. Calcined, quenched in Vinegar, and ground into powder.
Highly effective in eliminating old Phlegm; remarkably potent in breaking up Blood stasis and fixed accumulations.
Salty substances enter the Blood level and soften hardness; thus, its indications are as described above.