夫中焦者。在胃中口。不上不下。居上焦之后。荣气之斫出。主化水谷之味。泌糟粕。
承津
也。
通。
荣
中
治中焦虚寒。或时吐泻腹痛。木香散方。
木香（三分） 草豆蔻（三分去壳） 桂心（三分） 附子（三分炮裂去皮脐） 白术
（三分）
白芍
上件药。捣筛为散。每服三钱。以水一中盏。入煨姜半分。煎至五分。去滓。稍热服。
治中焦虚寒。好吐白沫清涎。吞酸。浓朴散方。
浓朴〔二（三）两去粗皮涂生姜汁炙令香熟〕 吴茱萸（一两汤浸七遍微炒） 白茯苓
（一
两）
橘皮（二两
汤浸
上件药。捣筛为散。每服四钱。以水一中盏。入生姜半分。煎至五分。去滓。稍热服。
治中焦虚寒。气滞不调。槟榔散方。
槟榔（一两） 赤芍药（一两） 人参（一两去芦头） 白术（一两） 芎 （一两） 桂
心（一
两）
子（一
两炮
上件药。捣筛为散。每服四钱。以水一中盏。入生姜半分。煎至五分。去滓。不计时候
温服
治中焦壅热。闭塞隔绝。上下不通。不吐不下。肠胃膨膨。喘息常急。宜服此泻
热开隔绝大黄散方。
川大黄（二两锉碎微炒） 黄芩（一两） 泽泻（一两） 川升麻（一两） 羚羊角屑
（一两）
栀子
上件药。捣筛为散。每服五钱。以水一大盏。煎至五分。去滓。下生地黄汁半合。温温
频服
治中焦壅热闭处。关隔不通。中逆喘急。枳壳散方。
枳壳（三分麸炒微黄去瓤） 黄芩（三分） 前胡（三分去芦头） 半夏（三分汤洗七
遍去滑）
赤
微炒）
上件药。捣筛为散。每服五钱。以水一大盏。入生姜半分。煎至五分。去滓。不计时候
温服
The Middle Jiao (Middle Burner) is located at the upper opening of the Stomach, neither ascending nor descending, situated posterior to the Upper Jiao. It is the source from which Ying Qi (Nutritive Qi) is generated, primarily responsible for transforming and transporting the flavors of food and fluids, separating the dregs, and receiving body fluids to ensure their free flow throughout the body.
Mu Xiang San (Costus Root Powder) for treating Cold-Deficiency of the Middle Jiao, characterized by occasional vomiting, diarrhea, and abdominal pain:
Muxiang (Radix Aucklandiae, 3 fen), Caodoukou (Fructus Cardamomi Rotundus, 3 fen, husked), Guixin (Cortex Cinnamomi, 3 fen), Fuzi (Radix Aconiti Lateralis Preparata, 3 fen, processed until cracked, skin and umbilicus removed), Baizhu (Rhizoma Atractylodis Macrocephalae, 3 fen), Baishao (Radix Paeoniae Alba, 3 fen).
Crush and sieve the above herbs into a powder. Take 3 qian per dose. Add half a fen of roasted ginger to one zhong of water, decoct until reduced to five parts. Strain and take warm.
Nong Po San (Magnolia Bark Powder) for treating Cold-Deficiency of the Middle Jiao, characterized by frequent expectoration of white froth and clear saliva, and acid regurgitation:
Houpo (Cortex Magnoliae Officinalis, 2 or 3 liang, coarse bark removed, brushed with fresh ginger juice and roasted until fragrant), Wuzhuyu (Fructus Evodiae, 1 liang, soaked in hot water seven times and lightly roasted), Baifuling (Sclerotium Poriae Cocos, 1 liang), Ju Pi (Pericarpium Citri Reticulatae, 2 liang, soaked in hot water).
Crush and sieve the above herbs into a powder. Take 4 qian per dose. Add half a fen of fresh ginger to one zhong of water, decoct until reduced to five parts. Strain and take warm.
Bing Lang San (Areca Seed Powder) for treating Cold-Deficiency of the Middle Jiao with Qi stagnation and irregular movement:
Binglang (Semen Arecae, 1 liang), Chishao Yao (Radix Paeoniae Rubra, 1 liang), Ren Shen (Radix Ginseng, 1 liang, radix tip removed), Baizhu (Rhizoma Atractylodis Macrocephalae, 1 liang), Xiongqiong (Radix Ligustici Chuanxiong, 1 liang), Guixin (Cortex Cinnamomi, 1 liang), Zhishi (Fructus Aurantii Immaturus, 1 liang, processed).
Crush and sieve the above herbs into a powder. Take 4 qian per dose. Add half a fen of fresh ginger to one zhong of water, decoct until reduced to five parts. Strain and take warm at any time.
Da Huang San (Rhubarb Powder) for treating Heat-Stagnation of the Middle Jiao causing obstruction and blockage, where ascent and descent are blocked, inability to vomit or defecate, abdominal distension, and rapid breathing. This formula clears heat and opens obstructions:
Chuan Dahuang (Radix et Rhizoma Rhei Preparata, 2 liang, crushed and lightly roasted), Huang Qin (Scutellariae Radix, 1 liang), Zexie (Rhizoma Alismatis, 1 liang), Chuan Shengma (Rhizoma Cimicifugae Foetidae, 1 liang), Lingyangjiao Xie (Cornu Saigae Tataricae, 1 liang), Zhizi (Fructus Gardeniae, 1 liang).
Crush and sieve the above herbs into a powder. Take 5 qian per dose. Add one da of water, decoct until reduced to five parts. Strain and add half he of fresh Rehmanniae Radix juice. Take warm frequently.
Zhi Qiao San (Aurantii Fructus Powder) for treating Heat-Stagnation and closure of the Middle Jiao, characterized by Guan Ge syndrome (obstruction) with no passage, rebellious Qi, and rapid panting:
Zhi Qiao (Fructus Aurantii, 3 fen, stir-fried with bran until slightly yellow, pith removed), Huang Qin (Scutellariae Radix, 3 fen), Qian Hu (Peucedani Radix, 3 fen, radix tip removed), Ban Xia (Rhizoma Pinelliae Preparata, 3 fen, washed in hot water seven times to remove slipperiness), Chishao Yao (Radix Paeoniae Rubra, 3 fen, lightly roasted).
Crush and sieve the above herbs into a powder. Take 5 qian per dose. Add half a fen of fresh ginger to one da of water, decoct until reduced to five parts. Strain and take warm at any time.