钱氏治法，在夏秋用玉露散、益黄散相间服，在冬春用益黄散、大青膏相间服。
四君子汤 治脾气虚损，吐泻少食。
人参 白术 茯苓 甘草（各等分）
上，每服二钱，姜枣水煎。
六君子汤 即四君子加陈皮半夏，治脾胃气虚，吐泻不食，肌肉消瘦，或肺虚痰嗽，
喘促恶寒，或肝虚惊搐，目眩自汗诸证，并宜服之，以滋化源。
钱氏异功散 温中和气，治吐泻不思乳食，凡小儿虚冷病，先与数服，以正其气。
人参 茯苓 白术 甘草 陈皮（各等分） 一方，加木香。
上为细末。每服二钱，水一盏，生姜五片，枣二枚，同煎。（海藏云∶此方，四君子汤、补脾汤加减法也。）
愚按∶前方治脾胃虚弱，吐泻不食，或惊搐痰盛，或睡而露睛，手足指冷，或脾肺虚弱，咳嗽
吐痰，或虚热上攻，口舌生疮，弄舌流涎。若母有证，致儿患此者，子、母并服之。
《和剂》观音散 治小儿外感风冷，内伤脾胃，呕逆吐泻，不进乳食，久则渐至羸瘦。
大抵脾虚则泻，胃虚则吐，脾胃俱虚，则吐泻不已，此药大能温养脾胃，进美饮食。
石莲肉（去心） 人参 神曲（炒。各三钱） 茯苓（二钱） 甘草（炙） 木香 绵黄 （炙）
白扁豆（炒，去皮） 白术（各一钱）
上锉散。每服二钱，水一盏，枣一枚，藿香三叶煎，温服。
温中丸 治小儿泻白，胃寒故也，腹痛肠鸣，吐酸水，不思饮食，霍乱吐泻。
人参 白术 甘草（各等分）
上为末。姜汁面糊丸，如绿豆大。米饮下二三十丸，无时。
和中散 和胃止吐泻，定烦渴，治腹痛。
人参 茯苓 白术 甘草（炙） 干葛 黄 （炙） 白扁豆（炒） 藿香（各等分）
上为细末。每服三钱，水一盏半，枣二枚去核，生姜五片，煎八分，食前温服。
（海藏云∶和中散，四君子汤加减法。）
曾氏和中散附 主久病才愈，面黄清瘦，神昏气弱，脾胃未实，食物过伤，停饮生痰，留滞中脘，
耗虚真气，或成吐泻。此药性味甘平，大能调治，常服和胃气，进饮食，悦颜色，理风痰。
人参（去芦） 白扁豆（炒，去壳） 白茯苓（去皮） 川芎 缩砂仁 半夏（制） 香附子 甘草
（炙。各一两） 肉豆蔻 诃子（去核。各七钱半）
上锉。每服二钱，水一盏，姜三片，枣一枚，煎七分，空心温服，或不拘时。
〔毛彬〕治胃气不和，吐泻不止，痰逆不食。平胃，引行诸药。银白散
半夏（一两，洗七次，焙，姜、制饼） 白扁豆（炒） 莺粟米 人参 白术（焙） 白茯苓 山药（各四钱）
上为细末。每服二钱，水八分，姜二片，枣一枚，煎六分，温服。
东垣人参安胃散（脾）
Qian Yi's treatment method involves alternating the administration of Yulu San (Jade Dew Powder) and Yihuang San (Yellow Elixir Powder) during summer and autumn, and alternating Yihuang San (Yellow Elixir Powder) with Daqing Gao (Great Blue Paste) during winter and spring.
Sijunzi Tang (Four Gentlemen Decoction): Treats vomiting, diarrhea, and poor appetite caused by Spleen Qi deficiency (deficiency of the functional activity of the Spleen).
Renshen (Radix Ginseng), Baizhu (Rhizoma Atractylodis Macrocephalae), Fuling (Poria), Gancao (Radix Glycyrrhizae Preparata) (equal parts).
Grind the above ingredients into a powder. Take 2 qian per dose, decocted with Shengjiang (Fresh Rhizoma Zingiberis) and Dazao (Fructus Jujubae) in water.
Liujunzi Tang (Six Gentlemen Decoction): This is Sijunzi Tang (Four Gentermen Decoction) plus Chenpi (Pericarpium Citri Reticulatae) and Banxia (Rhizoma Pinelliae Preparata). It treats vomiting, diarrhea, anorexia, and emaciation due to Spleen and Stomach Qi deficiency (deficiency of the functional activities of the Spleen and Stomach); or phlegm-cough, panting, aversion to cold due to Lung deficiency; or convulsions, vertigo, and spontaneous sweating due to Liver deficiency. It is suitable for all these conditions to nourish the source of transformation (the post-heaven foundation).
Qian Yi's Yigong San (Yi Gong Powder): Warms the middle and regulates Qi. It treats vomiting, diarrhea, and refusal of milk or food. For pediatric deficiency-cold diseases, administer several doses first to rectify the Zhengqi (Vital Qi).
Renshen (Radix Ginseng), Fuling (Poria), Baizhu (Rhizoma Atractylodis Macrocephalae), Gancao (Radix Glycyrrhizae Preparata), Chenpi (Pericarpium Citri Reticulatae) (equal parts). Another prescription adds Muxiang (Radix Aucklandiae).
Grind the above into fine powder. Take 2 qian per dose, decoct with 1 sheng of water, 5 slices of Shengjiang (Fresh Rhizoma Zingiberis), and 2 Dazao (Fructus Jujubae). (Haizang stated: This prescription is a modification of Sijunzi Tang (Four Gentlemen Decoction) and Bupi Tang (Spleen-Supplementing Decoction).)
Commentary: The aforementioned prescriptions treat Spleen and Stomach weakness, vomiting and diarrhea with anorexia, or convulsions with abundant phlegm, or sleeping with eyes half-open, cold extremities, or Spleen and Lung weakness causing cough and expectoration, or deficient heat attacking upward causing mouth and tongue ulcers, tongue protrusion, and drooling. If the mother suffers from these syndromes leading to the child's illness, both mother and child should take the medicine.
Heji Ju Fang's Guanyin San (Guanyin Powder): Treats children suffering from external wind-cold invasion and internal damage to the Spleen and Stomach, resulting in retching, vomiting, diarrhea, refusal of milk/food, and gradual emaciation over time.
Generally, Spleen deficiency leads to diarrhea, Stomach deficiency leads to vomiting, and combined Spleen and Stomach deficiency leads to persistent vomiting and diarrhea. This medicine effectively warms and nourishes the Spleen and Stomach, promoting good appetite.
Shilianrou (Endocarpum Nelumbinis, de-centered), Renshen (Radix Ginseng), Shenqu (Massa Medicata Fermentata, stir-fried) (3 qian each), Fuling (Poria) (2 qian), Gancao (Radix Glycyrrhizae Preparata, honey-fried), Muxiang (Radix Aucklandiae), Huangqi (Radix Astragali Membranacei, honey-fried), Bian Dou (Semini Dolichoris Lablabis, stir-fried, peeled), Baizhu (Rhizoma Atractylodis Macrocephalae) (1 qian each).
Crush into a coarse powder. Take 2 qian per dose, decoct with 1 sheng of water, 1 Dazao (Fructus Jujubae), and 3 leaves of Huoxiang (Herba Pogostemonis Cablin), and take warm.
Wenzhong Wan (Warm the Middle Pill): Treats white stools in children, which is due to Stomach cold. Symptoms include abdominal pain, borborygmus, regurgitation of acid water, anorexia, and cholera-like vomiting and diarrhea.
Renshen (Radix Ginseng), Baizhu (Rhizoma Atractylodis Macrocephalae), Gancao (Radix Glycyrrhizae Preparata) (equal parts).
Grind into powder. Make pills using Jiangzhi (Ginger Juice) and wheat paste, sized like mung beans. Take 20-30 pills with Mi Yin (rice drink) at any time.
Hezhong San (Harmonize the Middle Powder): Harmonizes the Stomach, stops vomiting and diarrhea, relieves irritability and thirst, and treats abdominal pain.
Renshen (Radix Ginseng), Fuling (Poria), Baizhu (Rhizoma Atractylodis Macrocephalae, honey-fried), Gan Ge (Radix Puerariae Lobatae), Huangqi (Radix Astragali Membranacei, honey-fried), Bian Dou (Semini Dolichoris Lablabis, stir-fried), Huoxiang (Herba Pogostemonis Cablin) (equal parts).
Grind into fine powder. Take 3 qian per dose, decoct with 1.5 sheng of water, 2 pitted Dazao (Fructus Jujubae), and 5 slices of Shengjiang (Fresh Rhizoma Zingiberis) until reduced to 0.8 sheng. Take warm before meals.
(Haizang stated: Hezhong San is a modification of Sijunzi Tang (Four Gentlemen Decoction).)
Zeng Shi Hezhong San Supplementary Prescription: Mainly treats patients recovering from prolonged illness, presenting with sallow complexion, thinness, mental confusion, weak Qi, unconsolidated Spleen and Stomach. Due to dietary injury, fluid retention generating phlegm, stagnation in the Zhongwan (CV12), consuming true Qi, potentially leading to vomiting and diarrhea. This medicine has sweet and neutral properties, effectively regulating. Regular use harmonizes Stomach Qi, promotes appetite, improves complexion, and resolves wind-phlegm.
Renshen (Radix Ginseng, removed rhizome), Bian Dou (Semini Dolichoris Lablabis, stir-fried, shelled), Fuling (Poria, peeled), Chuanxiong (Rhizoma Chuanxiong), Su Ren (Semen Cardamomi), Banxia (Rhizoma Pinelliae Preparata), Xiangfu (Rhizoma Cyperi), Gancao (Radix Glycyrrhizae Preparata, honey-fried) (1 liang each), Rou Doukou (Nucis Arecae Condita), Hezi (Fructus Chebulae, de-seeded) (7.5 qian each).
Crush into coarse pieces. Take 2 qian per dose, decoct with 1 sheng of water, 3 slices of Shengjiang (Fresh Rhizoma Zingiberis), and 1 Dazao (Fructus Jujubae) until reduced to 0.7 sheng. Take warm on an empty stomach, or at any time.
[Mao Bin] treated disharmony of Stomach Qi, continuous vomiting and diarrhea, rebellious phlegm, and inability to eat. Pingwei San (Regulate the Stomach Powder) was used as a guiding drug to lead the other herbs. Yinbai San (Silver White Powder).
Banxia (Rhizoma Pinelliae Preparata) (1 liang, washed seven times, dried, prepared with ginger juice into cakes), Bian Dou (Semini Dolichoris Lablabis, stir-fried), Ying Su Mi (Papaveris Semen), Renshen (Radix Ginseng), Baizhu (Rhizoma Atractylodis Macrocephalae, dried), Fuling (Poria), Shan Yao (Rhizoma Dioscoreae Oppositae) (4 qian each).
Grind into fine powder. Take 2 qian per dose, decoct with 0.8 sheng of water, 2 slices of Shengjiang (Fresh Rhizoma Zingiberis), and 1 Dazao (Fructus Jujubae) until reduced to 0.6 sheng. Take warm.
Dongyuan's Renshen Anwei San (Ginseng Stomach-Calming Powder) (for the Spleen)