昔人论香港脚。谓脾受阳毒即热 。肾受阴湿即寒痹。是知香港脚之病。脾肾得之为多也。
今变
于皮
方
防风汤 治香港脚肿满。变为风水。
防风（去芦） 防葵（生用） 泽泻 白术 黄 杏仁（汤浸去皮尖双仁炒） 麻黄
（去根
节）
桑根
白皮（锉炒四两） 陈橘皮（汤浸去白瓤焙） 泽泻 麦门冬 猪苓（去黑皮各三分） 大
戟（锉
炒一两
猪苓散 治虚满通身肿。利三焦。通水道。
茯苓 葶苈（炒） 人参 防风（去芦） 泽泻 甘草 桂心 白术 野狼毒 椒目 干
姜
（各三
分炒） 五味
子（三
生
葱。桃李醋雀肉酸物。
犀角汤（出千金方）专治香港脚冲心。变成水气。身体遍肿。闷欲死者。
犀角（镑） 旋复花（去枝叶） 白术 桂（去粗皮） 防己（各一两） 桑根白皮（锉
炒） 前
胡（
两半）
豉（
煎至
八
茯苓丸 治香港脚兼成水肿。
赤茯苓（去黑皮） 白术 椒目（各一两半） 葶苈子（隔纸炒一两半） 泽泻 防己 芒
硝
（各
甘遂
（炒三
渐
加至
海蛤汤 治香港脚变成水肿。小便不通。喘急。
海蛤 泽泻叶（新者） 防己 木通（锉） 百合（各一两） 桑根白皮（锉炒一两半）
郁李
仁（
煎至
六
防己丸 治香港脚不瘥。变成肺气。或上气喘急。夜卧不得。贲豚气胀。频发急喘。
渐成水气
防己 赤茯苓（去黑皮） 牵牛子（洗去黑汁焙干） 白术（各一两） 玄参 杏仁（汤
浸去
皮尖
末。炼
蜜和
朴硝丸 治香港脚水肿。
朴硝（三两青水色者炼过细研） 芒硝（一两青白色者细研） 马牙硝（半两细研） 乌
头
（生去
各一
两）
研
烂。
汤下。
猪苓汤 治香港脚。兼水气隔气。通身肿满气急。小便不通。坐卧不得。
猪苓（去黑皮） 赤茯苓（去黑皮） 防己（各三分） 桑根白皮（五两炙） 郁李仁
（汤浸去
皮尖
一盏半。
煎
大腹汤 治风毒香港脚。攻入五脏。心腹气胀喘急。大小便不通。渐成水肿。
大腹（十枚合皮锉） 陈橘皮（汤浸去白瓤一两） 吴茱萸（三分炒） 木香（研） 郁
李仁
（汤浸
服。
日
葶苈子丸（出圣济总录）专治香港脚成水。兼上气气急咳嗽。大小便苦涩。所
服
利水药。反利
葶苈子（隔纸炒三两） 防己 甘草（炙锉各一两） 杏仁（汤浸去皮尖双仁炒研如脂）
贝
母（去心各二两半） 上捣筛三味为末。与葶苈杏仁拌匀。以枣肉和丸。如梧桐子大。每服
十
丸
麻仁汤 治香港脚气急。大小便涩。通身浮肿。渐成水候。
麻仁子（五合炒熟研如膏） 大豆（一升炒熟） 桑根白皮（细锉炒三两） 上将麻仁
与桑白
皮拌
腹日
赤小豆汤 治香港脚风急。大小便涩。通身肿。两香港脚肿。变成水者。
赤小豆（半斤） 桑根白皮（细锉炒三两） 紫苏茎叶（一握锉焙） 上为末。每服。
先以豆
一合
治香港脚壅毒。水肿浮气。
上用槟榔。以沙牛尿一盏。磨一枚。空心暖服。
治香港脚水肿。利大小肠。
上用桑叶。味苦甘寒有少毒。水煎取浓汁服。
治贲 香港脚水肿（出本草）
以钓樟根皮。水煎服。
Ancient texts discuss Hongjiaojiao (a disease characterized by swelling and pain in the feet), stating that when the Spleen is affected by Yang toxins, heat ensues; when the Kidney is affected by Yin dampness, cold bi-syndrome occurs. Thus, it is known that Hongjiaojiao is mostly caused by disorders of the Spleen and Kidney.
The following formulas are listed for treating edema resulting from the transformation of Hongjiaojiao:
Fangfeng Tang (Saposhnikovia Decoction): Treats Hongjiaojiao with swelling and fullness, transforming into Fengshui (edema induced by wind pathogen attacking the exterior).
Ingredients: Fangfeng (Radix Saposhnikoviae, remove rhizome), Fangkui (Radix Adenophorae, used raw), Zexie (Rhizoma Alismatis), Baizhu (Radix Atractylodis Macrocephalae), Huangqin (Radix Scutellariae), Xingren (Semen Armeniacae Amarum, soaked in hot water, remove skin and tips, discard twin kernels, stir-fried), Mahuang (Herba Ephedrae, remove roots and nodes), Sangbaipi (Cortex Morus Radicis, sliced and stir-fried, 4 liang), Chenjuapi (Pericarpium Citri Reticulatae, soaked in hot water, remove white pith, baked), Zexie (Rhizoma Alismatis), Maidong (Radix Ophiopogonis), Zhuling (Polyporus, remove black skin, each 3 fen), Daji (Radix Euphorbiae Humifusae, sliced and stir-fried, 1 liang).
Zhuling San (Polyporus Powder): Treats deficiency-type fullness and generalized edema, promotes Sanjiao function, and unblocks water passages.
Ingredients: Fuling (Poria), Tinglizi (Semen Lepidii et Descurainiae, stir-fried), Renshen (Radix Ginseng), Fangfeng (Radix Saposhnikoviae, remove rhizome), Zexie (Rhizoma Alismatis), Gancao (Radix Glycyrrhizae), Guixin (Cortex Cinnamomi), Baizhu (Radix Atractylodis Macrocephalae), Yelangdu (Radix Stellerae Chamaejasme), Jiaomu (Semen Zanthoxyli), Ganjiang (Rhizoma Zingiberis Recens, each 3 fen, stir-fried), Wuweizi (Fructus Schisandrae, 3 fen).
Dietary restrictions: Cold/raw foods, green onions, peaches, plums, vinegar, sparrow meat, and sour substances.
Xijiao Tang (Rhinoceros Horn Decoction) (from *Qianjin Fang*): Specifically treats Hongjiaojiao where toxic qi rushes to the heart, transforming into water qi, causing generalized body edema, chest tightness, and a sensation of impending death.
Ingredients: Xijiao (Cornu Rhinocerotis, shaved), Xuanjufuhua (Flos Inulae, remove stems and leaves), Baizhu (Radix Atractylodis Macrocephalae), Gui (Ramulus Cinnamomi, remove coarse bark), Fangji (Radix Stephaniae Tetrandrae, each 1 liang), Sangbaipi (Cortex Morus Radicis, sliced and stir-fried), Qianhu (Radix Peucedani, 1.5 liang), Chi (Folium Sojae Preparatum, appropriate amount).
Preparation: Decoct in water until 80% remains, take warm.
Fuling Wan (Poria Pill): Treats Hongjiaojiao complicated by edema.
Ingredients: Chifuling (Poria with Red Sandalwood, remove black skin), Baizhu (Radix Atractylodis Macrocephalae), Jiaomu (Semen Zanthoxyli, each 1.5 liang), Tinglizi (Semen Lepidii et Descurainiae, stir-fried between papers, 1.5 liang), Zexie (Rhizoma Alismatis), Fangji (Radix Stephaniae Tetrandrae), Mangxiao (Natrii Sulfas, each 1 fen), Gansui (Radix Euphorbiae Kansui, stir-fried, 3 fen).
Usage: Grind into powder, mix with refined honey to form pills like wutong seeds. Gradually increase dosage until effective.
Haige Tang (Clam Shell Decoction): Treats Hongjiaojiao transforming into edema, with urinary retention and急促 panting.
Ingredients: Haige (Concha Arcae), Zexieye (Folium Alismatis, fresh ones), Fangji (Radix Stephaniae Tetrandrae), Mutong (Caulis Akebiae, sliced), Baihe (Bulbus Lilii, each 1 liang), Sangbaipi (Cortex Morus Radicis, sliced and stir-fried, 1.5 liang), Yuliren (Semen Pruni, appropriate amount).
Preparation: Decoct in water until 60% remains, take warm.
Fangji Wan (Stephania Pill): Treats chronic Hongjiaojiao not healing, transforming into Lung Qi rebellion, or急促 panting with inability to lie flat at night, Ben Tun (rushing qi) distension, frequent acute asthma attacks, gradually forming water qi.
Ingredients: Fangji (Radix Stephaniae Tetrandrae), Chifuling (Poria with Red Sandalwood, remove black skin), Qianniuzi (Semen Pharbitidis, washed to remove black juice, dried), Baizhu (Radix Atractylodis Macrocephalae, each 1 liang), Xuanshen (Radix Scrophulariae), Xingren (Semen Armeniacae Amarum, soaked in hot water, remove skin and tips).
Usage: Grind into powder, mix with refined honey to form pills.
Pu Xiao Wan (Mirabilite Pill): Treats Hongjiaojiao edema.
Ingredients: Pu Xiao (Natrii Sulfas, 3 liang, select those with blue-green water color, refine and grind finely), Mangxiao (Natrii Sulfas, 1 liang, select those with blue-white color, grind finely), Mayaxiao (Natrii Sulfas, 0.5 liang, grind finely), Wutou (Radix Aconiti Lateralis Preparata, raw, remove umbilicus and skin, each 1 liang).
Usage: Grind thoroughly, take with decoction.
Zhuling Tang (Polyporus Decoction): Treats Hongjiaojiao complicated by water qi and stagnant qi, with generalized edema,急促 panting, urinary retention, and inability to sit or lie comfortably.
Ingredients: Zhuling (Polyporus, remove black skin), Chifuling (Poria with Red Sandalwood, remove black skin), Fangji (Radix Stephaniae Tetrandrae, each 3 fen), Sangbaipi (Cortex Morus Radicis, 5 liang, processed with heat), Yuliren (Semen Pruni, soaked in hot water, remove skin and tips).
Preparation: Decoct in 1.5 cups of water until 0.8 cups remain, take warm.
Dafu Tang (Areca Peel Decoction): Treats Wind-Toxin Hongjiaojiao invading the five zang organs, causing abdominal distension and急促 panting, urinary and fecal obstruction, gradually forming edema.
Ingredients: Dafupi (Pericarpium Arecae, 10 pieces, sliced with peel), Chenjuapi (Pericarpium Citri Reticulatae, soaked in hot water, remove white pith, 1 liang), Wuzhuyu (Fructus Evodiae, 3 fen, stir-fried), Muxiang (Radix Aucklandoniae, ground), Yuliren (Semen Pruni, soaked in hot water).
Usage: Decoct and take, several times a day.
Tinglizi Wan (Lepidium Pill) (from *Shengji Zonglu*): Specifically treats Hongjiaojiao turning into water, complicated by upper jiao qi rebellion,急促 panting, coughing, and bitter/astringent urination and defecation. For cases where previously taken diuretic herbs worsened the condition.
Ingredients: Tinglizi (Semen Lepidii et Descurainiae, stir-fried between papers, 3 liang), Fangji (Radix Stephaniae Tetrandrae), Gancao (Radix Glycyrrhizae, processed and sliced, each 1 liang), Xingren (Semen Armeniacae Amarum, soaked in hot water, remove skin and tips, twin kernels, stir-fried and ground to paste-like consistency), Beimu (Bulbus Fritillariae Cirrhosae, remove heart, each 2.5 liang).
Usage: Grind the first three ingredients into powder, mix evenly with Tinglizi and Xingren, bind with date flesh to form pills the size of wutong seeds. Take 10 pills per dose.
Maren Tang (Hemp Seed Decoction): Treats Hongjiaojiao qi urgency, difficult urination and defecation, generalized edema, gradually forming water syndrome.
Ingredients: Marenzi (Semen Cannabis, 5 he, stir-fried and ground to paste), Dadou (Semen Sojae, 1 sheng, stir-fried), Sangbaipi (Cortex Morus Radicis, finely sliced and stir-fried, 3 liang).
Usage: Stir-fry Maren with Sangbaipi first, then decoct. Take on an empty stomach.
Chixiaodou Tang (Red Bean Decoction): Treats urgent Wind-Hongjiaojiao, difficult urination and defecation, generalized edema, swelling of both feet Hongjiaojiao, transforming into water.
Ingredients: Chixiaodou (Semen Phaseoli Angularis, 0.5 jin), Sangbaipi (Cortex Morus Radicis, finely sliced and stir-fried, 3 liang), Zisu Jingye (Folium Perillae, one handful, sliced and baked).
Usage: Grind into powder. For each dose, first boil 1 he of red beans, take the juice to mix with the powder.
Treatment for Hongjiaojiao stagnating toxin and floating edema qi:
Use Binglang (Fructus Arecae), one piece, grind in one cup of cow urine. Take warm on an empty stomach.
Treatment for Hongjiaojiao edema, promoting urination and defecation:
Use Sangye (Folium Mori), which is bitter, sweet, and cool, with slight toxicity. Decoct in water, take the concentrated juice.
Treatment for Ben Tun Hongjiaojiao edema (from *Ben Cao*):
Use Diaozhang genpi (Cortex Cinnamomi Odorati), decoct in water and take.