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Liu Yin (Retained Fluid) is a disease caused by the obstruction and stagnation of Qi in the San Jiao (Triple Burner), leading to congealed and sluggish Qi and Blood channels. This results in the failure of water fluids to transform, causing them to remain and accumulate between the chest and diaphragm. Symptoms include chest and epigastric fullness and distension, and shortness of breath.

Binglang Tang (Areca Nut Decoction) [from *Taiping Shenghui Fang*]: Treats Liu Yin, undigested food retention, hardness and pain in the heart and abdomen, chest fullness, nausea and vomiting, and abdominal accumulations.
Ingredients: Arecae Semen (Binglang, crushed), Ginseng Radix et Rhizoma (Renshen), Cinnamomi Ramulus (Guizhi, bark removed), Glycyrrhizae Radix et Rhizoma (Gancao, roasted and crushed), Prunus armeniaca seed (Yuliren, soaked in hot water and peeled), Atractylodis Macrocephalae Rhizoma (Baizhu), Alismatis Rhizoma (Zexie), Costi Rhizoma (Muxiang), Long Pepper Fruit (Bibo). Dosage: Each ingredient one qian. Preparation: Pound into a powder. Take 2 qian per dose, add half a slice of fresh ginger, decoct with one sheng of water until reduced to 0.7 sheng, strain, and take warm.

Bibo Zhusan (Long Pepper Boiled Powder): Treats retained fluid and food癖 (fixed masses due to food stagnation).
Ingredients: Long Pepper Fruit (Bibo), Clove (Dingxiang), Pericarpium Terminaliae Chebulae (Helilepi), Zingiberis Rhizoma Recens (Ganjiang), Glycyrrhizae Radix et Rhizoma (Gancao), Rheum Palmatum Radix et Rhizoma (Dahuang), Cinnamomi Ramulus (Guizhi, bark removed), Cardamomi Fructus (Caodoukou, peeled). Dosage: Dahuang, Guizhi, Caodoukou each ban liang. Preparation: Pound into a powder. Take 2 qian per dose, decoct with one zhong zhan of water until reduced to 0.6 zhong zhan, strain, and take warm at any time.

Kuaige San (Diaphragm-Relieving Powder): Treats phlegm-fluid retention in the stomach region, retained fluid in the diaphragm, discomfort in the heart, occasional borborygmus, or spitting clear saliva after eating or upon waking.
Ingredients: Atractylodis Macrocephalae Rhizoma (Baizhu, stir-fried, 1 liang), Clove (Dingxiang), Cyperi Rhizoma (Xiangfuzi, stir-fried, 2.5 qian each), Tsaoko Fructus (Caoguoren), Chebulae Fructus (Hezi, processed), Pinelliae Rhizoma (Banxia, washed in hot water and processed twice), Glycyrrhizae Radix et Rhizoma (Gancao, roasted). Preparation: Pound into a powder. Take 2 qian per dose, decoct with one zhong zhan of water until reduced to 0.6 zhong zhan, strain, and take warm at any time.

Chifuling Tang (Red Poria Decoction): Treats retained fluid in the diaphragm, nausea and vomiting, dizziness, shortness of breath, and excessive thirst.
Ingredients: Polyporus (Chifuling, black skin removed), Bupleuri Radix (Chaihu, roots removed), Aurantii Fructus Immaturus (Zhike, pulp removed and stir-fried with bran), Atractylodis Macrocephalae Rhizoma (Baizhu), Arecae Semen (Binglang, crushed). Dosage: Chifuling, Chaihu, Zhike, Baizhu, Binglang each 1 liang. Banxia (soaked in hot water seven times). Preparation: Pound into a powder. Take 3 qian per dose, decoct with one zhong zhan of water until reduced to 0.6 zhong zhan, strain, and take warm at any time.

Chenxiang Fuling Wan (Agarwood and Poria Pill): Treats retained fluid filling the Spleen and Stomach, unblocking the chest and diaphragm, and regulating Qi and Blood.
Ingredients: Agarwood (Chenxiang, 1 liang), Pinelliae Rhizoma (Banxia, soaked in hot water seven times to remove slipperiness, 2 liang), Arecae Semen (Binglang, crushed), Glycyrrhizae Radix et Rhizoma (Gancao, raw), Citri Reticulatae Pericarpium (Chenju pi, soaked in hot water, white pith removed, dried), Poria (Baifuling). Dosage: Chenxiang 1 liang; others 1 liang each. Preparation: Pound into fine powder, mix with fresh ginger juice and refined honey to form pills the size of tung tree seeds. Take 20 pills per dose with rice water at any time.

Chensha Litany Wan (Cinnabar Phlegm-Draining Pill) [from *Yuyao Yuan Fang*]: Treats stagnant phlegm-fluid that does not disperse, chest and abdominal stuffiness, slow digestion of food, occasional cough, and diaphragmatic discomfort.
Ingredients: Mass Medicinal Saccharomyces (Shenqu, stir-fried yellow), Wheat Flour (Mian), Citri Reticulatae Pericarpium (Chenpi, white pith removed, 4 liang), Alum (Baifan, purified), Pinelliae Rhizoma (Tian Nanxing, processed), Gleditsia Sinensis Spina (Zaojiao, fried in lard to yellow). Preparation: Pound into fine powder, mix with fresh ginger juice and refined honey to form pills the size of tung tree seeds. Take 15 pills per dose with warm water at any time.

Renshen Baizhu Wan (Ginseng and Atractylodes Pill): Treats unblocking the chest and diaphragm, eliminating rebellious phlegm, and improving poor appetite.
Ingredients: Ginseng Radix et Rhizoma (Renshen), Pinelliae Fermented Fructus (Banxia Qu), Atractylodis Macrocephalae Rhizoma (Baizhu, crushed), Poria (Baifuling, black skin removed), Gastrodiae Rhizoma (Tianma), Clove (Dingxiang), Borax (Longnao, ground). Dosage: Renshen, Banxia Qu, Baizhu, Baifuling each ban liang; Tianma, Dingxiang each 1 fen; Longnao 1.5 qian. Preparation: Pound into fine powder, mix with fresh ginger juice and refined honey to form pills the size of tung tree seeds. Take 10 pills per dose with rice water at any time.

Yuanhua Wan (Kerria Flower Pill) [from *Benshi Fang*]: Treats accumulations and retained fluid, phlegm-dampness generating parasites, leading to dysphagia over time, or transforming into gastric abscess.
Ingredients: Kerriae Caulis (Yuanhua, vinegar-processed and dried, 1 liang), Drynariae Rhizoma (Ganqi), Wild Wolf-tooth Root (Yelangya Gen), Platycodonis Radix (Jiegeng, stir-fried yellow), Veratrum Nigrum Rhizoma (Lilu, stir-fried), Arecae Semen (Binglang), Crotonis Fructus (Badou, 10 seeds stir-fried). Dosage: Yuanhua 1 liang; others ban liang each. Preparation: Pound into fine powder, mix with steamed dough and refined honey to form pills the size of tung tree seeds. Take 5 pills per dose with warm water at any time.

Lige Wan (Diaphragm-Opening Pill): Treats retained fluid, regulates righteous Qi, unblocks the heart and diaphragm, and moves stagnation.
Ingredients: Arecae Semen (Binglang, crushed, 2 liang), Citri Reticulatae Pericarpium (Chenju pi, soaked in hot water, white pith removed, dried), Aurantii Fructus Immaturus (Zhike, pulp removed and stir-fried with bran to yellow), Costi Rhizoma (Muxiang, ban liang), Zingiberis Rhizoma Recens (Ganjiang, processed). Dosage: Binglang 2 liang; Zhike, Muxiang, Ganjiang as specified. Preparation: Pound into fine powder, mix with fresh ginger juice and refined honey to form pills the size of tung tree seeds. Take 20 pills per dose with warm water at any time.

Haizao Wan (Sargassum Pill): Treats retained fluid in the abdomen.
Ingredients: Sargassum (Haizao), Stephaniae Tetrandrae Radix (Mufangji), Kansui Radix (Gansui), Cynomorii Herba (Rongrong), Zanthoxyli Fructus (Jiao, roasted), Kerriae Caulis (Yuanhua, roasted), Lepidii Semen (Tinglizi, roasted). Dosage: Haizao, Mufangji, Gansui, Rongrong, Jiao, Yuanhua, Tinglizi each 2 liang. Preparation: Pound and sieve, mix with refined honey to form pills the size of tung tree seeds. Take 10 pills per dose with warm water at any time.

Shunliu Ziwan (Smooth Flow Purple Pill) [from *Qianjin Fang*]: Treats heart and abdominal accumulations, distension and fullness of both hypochondria, retained fluid and phlegm-pi, difficulty in urination and defecation, sharp pain in the lower abdomen, and rebellious Qi from the diaphragm.
Ingredients: Gypsum Fibrosum (Shigao, 5 fen), Haematitum (Daizhe Shi), Sepiae Endoconcha (Wuzeigu), Pinelliae Rhizoma (Banxia), Cinnamomi Cortex (Guixin), Crotonis Fructus (Badou, peeled, 7 seeds). Dosage: Shigao 5 fen; Daizhe Shi, Wuzeigu, Banxia each 3 fen; Guixin 4 fen. Preparation: Pound into fine powder, mix with refined honey to form pills the size of tung tree seeds. Take 3 pills per dose with warm water at any time. If Shigao is unavailable, omit it.

Kuaohuo Wan (Joyful Life Pill) [from *Yuyao Yuan Fang*]: Treats phlegm retention in the upper diaphragm, Qi stagnation in the middle jiao preventing descent, inability to eat, occasional vomiting, indigestion, and heart/abdominal discomfort.
Ingredients: Galangali Rhizoma (Liangjiang), Zingiberis Rhizoma Recens (Ganjiang), Evodiae Fructus (Wuzhuyu, processed), Costi Rhizoma (Muxiang), Aurantii Fructus Immaturus (Zhike, white pith retained), Citri Reticulatae Pericarpium (Chenpi, white pith retained). Dosage: Liangjiang, Ganjiang, Wuzhuyu, Muxiang each 1 liang; Zhike, Chenpi each 3 liang. Preparation: Pound into fine powder, mix with fresh ginger juice and refined honey to form pills the size of tung tree seeds. Take 20 pills per dose with warm water at any time.

Zhuge Wan (Qi-Chasing Pill) [from *Yuyao Yuan Fang*]: Treats phlegm, retained fluid in Spleen/Stomem attacking the abdomen, causing stuffy cold pain, or phlegm stagnation in the chest/diaphragm causing stuffiness and discomfort.
Ingredients: Agarwood (Chenxiang, 2 liang), Psoraleae Fructus (Poguzhi, lightly stir-fried), Arecae Semen (Binglang), Prunus armeniaca seed (Yuliren, 25 seeds), Black Morning Glory Seed (Heiqianniu, 4.5 liang, half raw, half stir-fried). Dosage: Chenxiang 2 liang; Poguzhi, Binglang each ban liang; Yuliren 25 seeds; Heiqianniu 4.5 liang. Preparation: Pound into fine powder, mix with fresh ginger juice and refined honey to form pills the size of tung tree seeds. Take 15 pills per dose with warm water at any time. Stop if loose stools occur.

Jiaomu Wan (Pepper Seed Pill): Treats abdominal fullness and dry mouth, indicating water-Qi in the intestines. This formula is indicated for this condition.
Ingredients: Zanthoxyli Fructus (Jiaomu), Stephaniae Tetrandrae Radix (Mufangji), Rheum Palmatum Radix et Rhizoma (Dahuang), Lepidii Semen (Tinglizi). Dosage: Jiaomu, Mufangji, Dahuang each 1 liang; Tinglizi 2 liang. Preparation: Pound into fine powder, mix with refined honey to form pills the size of tung tree seeds. Start with 1 pill, gradually increase dosage until effective.

Wuge Wan (Five Diaphragms Pill): Treats retained fluid accumulation that does not dissipate, chest/diaphragm Qi stagnation, and removing coarse turbidity.
Ingredients: Rheum Palmatum Radix et Rhizoma (Dahuang), Pharbitidis Semen (Qianniu), Costi Rhizoma (Muxiang), Citri Reticulatae Pericarpium (Chenpi, white pith removed and dried). Dosage: Dahuang, Qianniu, Muxiang each 1 liang; Chenpi 2 liang. Preparation: Pound into fine powder, mix with refined honey to form pills the size of tung tree seeds. Take 20 pills per dose with warm water at any time.

Gansui Banxia Tang (Kansui and Pinellia Decoction): Treats patients with hidden pulse, who desire spontaneous diarrhea. After diarrhea, they feel relieved, but the epigastrium remains hard and full. This indicates the departure of old retained fluid.
Ingredients: Kansui Radix (Gansui, large ones, 3 pieces), Paeoniae Radix Alba (Shaoyao, 3 pieces), Pinelliae Rhizoma (Banxia, 20 pieces boiled in water), Glycyrrhizae Radix et Rhizoma (Gancao, one branch finger-thick). Preparation: Boil Gansui and Gancao together; boil Banxia separately. Mix the decoctions, simmer to appropriate volume, and take warm.

Zhishi Tang (Immature Bitter Orange Decoction): Treats retained fluid, hardness and stuffiness in the epigastrium, and intermittent abdominal pain.
Ingredients: Aurantii Fructus Immaturus (Zhishi, pulp removed and stir-fried with bran, 2 liang), Atractylodis Macrocephalae Rhizoma (Baizhu, 3 liang), Cinnamomi Ramulus (Guizhi, bark removed, 1 liang). Preparation: Coarsely pound and sieve. Take 3 qian per dose, decoct with one sheng of water until reduced to 0.6 sheng, strain, and take warm at any time.

Fuling Banxia Tang (Poria and Pinellia Decoction): Treats retained phlegm and fluid, chest/diaphragm fullness and stuffiness, cough and vomiting, shortness of breath and nausea, leading to inability to eat. Suitable for these conditions.
Ingredients: Polyporus (Fuling, skin removed, 4 liang), Pinelliae Rhizoma (Banxia, washed in hot water seven times, 5 liang). Preparation: Coarsely pound. Take 4 qian per dose, add one zhong zhan of water and 7 slices of fresh ginger, decoct until reduced to 0.7 zhong zhan, strain, and take warm at any time.

Gansui Tang (Kansui Decoction): Treats retained fluid disease with hidden pulse. The patient desires spontaneous diarrhea, feels relieved after diarrhea, but the epigastrium continues to be knotted and full, indicating retained fluid has not been eliminated.
Ingredients: Kansui Radix (Gansui, stir-fried until yellow, ban liang), Pinelliae Rhizoma (Banxia, soaked in hot water to remove slipperiness, stir-fried with fresh ginger juice until dry, 1 liang). Preparation: Pound and sieve. Take 1 qian per dose, decoct with one large zhong zhan of water until reduced to 0.6 zhong zhan, strain, and take warm intermittently.

Banxia Wan (Pinellia Pill): Treats retained fluid that does not disperse, diaphragmatic/epigastric dysfunction, undigested fluid retention, nausea and vomiting. (See Chenxiang Zhuantan Wan for formula details).

Banxia Tang (Pinellia Decoction): Treats retained fluid that is not eliminated, cold-phlegm in the chest.

Qianhu San (Peucedani Radix Powder): Treats warm-fluid retention in the limbs, intermittent pain and Qi stagnation, phlegm-heat lodging in the Upper Jiao, epigastric stuffiness, loss of appetite, dizziness and vertigo.
Ingredients: Peucedani Radix (Qianhu), Ginseng Radix et Rhizoma (Renshen), Polyporus (Chifuling, skin removed), Perillae Folium (Zisu), Citri Reticulatae Pericarpium (Chenpi, white pith removed), Pinelliae Fermented Fructus (Banxia Qu), Aurantii Fructus Immaturus (Zhike, stir-fried with bran, pulp removed). Dosage: Qianhu, Renshen, Chifuling, Zisu each 7.5 qian; Chenpi, Banxia Qu, Zhike as needed. Preparation: Pound into powder. Take 2 qian per dose, decoct with one zhong zhan of water until reduced to 0.6 zhong zhan, strain, take hot, three doses daily.