论曰香港脚痹挛者，寒气多也。寒搏于筋脉，结而为病，则筋急不能转侧，行步艰难，甚
则不可屈伸也。
治风湿香港脚，客搏筋脉，痹挛不仁。苁蓉丸方
肉苁蓉（酒浸切焙） 牛膝（酒浸切焙） 天麻 何首乌（米泔浸一宿竹刀刮去皮） 黄
（
锉） 木瓜（去皮作片六味各十两好酒五升浸候药泣酒干取出与后三味同焙） 狗脊（去毛
锉） 续断（锉） 萆 （锉各二两）
上九味。捣罗为末，用木瓜三枚，去皮剜作瓮子，入青盐一两在内，闭口饭上蒸令烂熟，
捣成膏。入上件药末，和为丸，如木瓜膏少，即入酒糊丸，如梧桐子大。每服三十丸，盐汤
或酒任下，不拘时。
治风毒流入脚膝，行履艰难，向夜筋脉痹挛疼痛。海桐皮散方
海桐皮（锉） 独活（去芦头） 五加皮（锉） 防风（去叉） 郁李仁（炒去皮别研
如膏各一
两） 杜仲（去粗皮炙锉） 枳壳（去瓤麸炒） 薏苡仁（炒） 牛膝（酒浸切焙） 虎胫
骨（酥炙） 恶实（炒） 熟干地黄（焙干各一两半） 朴硝（别研二两）
上一十三味。先将十一味，捣罗为散，次入郁李仁膏，并朴硝同研匀。每服二钱匕，温
酒调下，早晚食后夜卧各一服。
治风寒湿气中脚，搏于筋脉，痹挛不可屈伸者。薏苡酒方
薏苡仁（炒） 白蔹 芍药 酸枣仁 干姜（炮） 甘草（炙各五两） 附子（炮裂去
皮脐一
两）
上七味。并锉如麻豆大，以酒五升，渍一宿，微火煎沸去滓，瓷器贮之。每服一小盏，
甚者常使人扶行，少饮酒者，可随性饮之。常令有酒气佳。
治香港脚肿满不仁，屈伸痹挛，或上攻心腹胀满，不思饮食。续断丸方
续断 黄 （锉） 杜仲（去粗皮炙锉） 牛膝（酒浸切焙） 香子（炒） 羌活（去
芦头）
白附子（炮） 木瓜（干者） 白蒺藜（炒） 楝实（去核炒各二两）
上一十味。捣罗为末，酒煮面糊为丸，如梧桐子大。每服二十丸，煎牛膝酒下，空心食
前服。
治香港脚不能行步、痹挛。秦艽汤方
秦艽（去苗土） 枳壳（去瓤麸炒） 白术（锉） 丹参 羌活（去芦头） 人参 柴
胡（去苗）
半） 防风（去叉）
石槲（去根） 大麻仁 甘草（炙锉各二两）
上一十五味。粗捣筛，每服五钱匕，水一盏半，煎至一盏，去滓温服。日午晚后各一服
治香港脚营卫不顺。筋脉痹挛。羌活汤方
羌活（去芦头） 芎 人参 赤茯苓（去黑皮） 本（去苗土） 恶实 甘草（炙
锉） 牵
牛子（炒） 枳壳（麸炒各一两）
上九味。粗捣筛，每服三钱匕，水一盏。煎至七分，去滓温服，不拘时。
治脚膝挛痹，去风湿，活血脉，益元气。石楠丸方
石楠 白术 牛膝（三味酒同浸一宿焙干） 防风（去叉） 天麻 枸杞（各二两） 黄
（
锉二两） 桂（去粗皮） 鹿茸（酥炙去毛各一两半）
上九味。捣罗为末，用木瓜一枚，去皮瓤，炊令烂熟，捣作膏和药末，更用面糊少许，
同为丸，如梧桐子大。每服三十丸，至五十丸，空心温酒下。盐汤亦得。
治香港脚流注，历节疼痛，脚膝热疼，皮肤麻痹，两脚痹挛。何首乌散方
何首乌（不计多少切作半寸浓以黑豆不计多少水拌令匀湿就甑内用豆一重何首乌一重蒸
令豆烂为度去豆曝干秤一斤） 仙灵脾 牛膝（锉各一斤二味共酒浸一宿焙） 乌头（去皮
脐半
斤切入盐二两半炒黄去盐）
上四味。捣罗为散，每服二钱匕，温酒调下，日三服。粥饮调亦得。
治香港脚挛痹，或四肢挛肿，不可屈伸。防己汤方
防己 桂（去粗皮） 麻黄（去根节汤煮掠去沫焙各三两） 白茯苓（去黑皮四两） 桑
根白
皮（锉炒） 芍药（各二两） 甘草（炙锉一两半）
上七味。粗捣筛，每服四钱匕，水一盏半，入大枣二枚劈破，同煎至七分，去滓空心日
午晚后各一服，服讫汗出粉之。勿见风冷。
治香港脚痹挛，寒搏筋脉，不能转侧。大腹汤方
大腹（连皮锉四枚） 防己 青橘皮（汤浸去白焙） 紫苏茎叶 木通（锉） 羌活（去
芦头）
五两）
上一十二味。粗捣筛，每服三钱匕，水一盏，入生姜半分拍破，同煎至六分。去滓食前
温服，日晚再服。
Commentary states: Hong Kong foot (podagra/gouty arthritis) with numbness, spasms, and contracture is mostly caused by cold pathogen. Cold evil clashes with the sinews and vessels, condensing to form disease, resulting in stiff sinews unable to turn or shift position, difficulty in walking, and in severe cases, inability to flex or extend.
Formula for Cistanche Pill (Rongrong Wan) to treat rheumatic Hong Kong foot, where external pathogens lodge and clash with sinews and vessels, causing obstruction, spasms, and insensibility:
Cistanches Herba (soaked in wine, sliced, and roasted) Achyranthis Bidentatae Radix (soaked in wine, sliced, and roasted) Gastrodiae Rhizoma Polygoni Multiflori Caulis (soaked in rice washing water overnight, skin scraped off with a bamboo knife) Astragali Membranacei Radix (chopped) Chaenomelis Fructus (skin removed, sliced; the above six herbs, each 10 liang, soaked in 5 sheng of good wine until the liquid is absorbed, then taken out and roasted together with the following three herbs) Cibotii Rhizoma (hairs removed, chopped) Dipsaci Radix (chopped) Dioscoreae Hypoglaucae Rhizoma (chopped, each 2 liang).
The above nine herbs are crushed, sifted into powder. Take three Chaenomelis fruits, remove skin and hollow them out to make a jar-like container. Place 1 liang of Qingyan (Green Salt) inside, seal the mouth, and steam over rice until soft and cooked. Crush into a paste. Add the aforementioned herb powders to the paste and mix to form pills. If the Chaenomelis paste is insufficient, use wine paste as a binder. Make pills the size of Sophora japonica seeds. Take 30 pills per dose, washed down with salt water or wine as preferred, at any time.
Formula for Haitongpi Powder (Haitongpi San) to treat wind-toxin flowing into the feet and knees, causing difficulty in walking, and night-time pain from sinus obstruction and spasms:
Spatholobi Caulis (chopped) Angelicae Pubescentis Radix (rhizome removed) Acanthopanacis Senticosi Cortex (chopped) Saposhnikoviae Radix (forks removed) Pruni Semen (stir-fried, skin removed, separately ground into paste, each 1 liang) Eucommiae Cortex (rough bark removed, stir-baked, chopped) Aurantii Fructus (pulp removed, bran-fried) Coicis Semen (stir-fried) Achyranthis Bidentatae Radix (soaked in wine, sliced, and roasted) Panthera Tigris Ossum (roasted with butter) Arctii Fructus (stir-fried) Rehmanniae Radix Praeparata (dried by roasting, each 1.5 liang) Natrii Sulfas (separately ground, 2 liang).
The above thirteen herbs: First, crush and sift eleven herbs into powder. Then add the Pruni Semen paste and Natrii Sulfas, grinding uniformly. Take 2 qianbi per dose, mixed with warm wine. Take once after morning meal, once after evening meal, and once before bed.
Formula for Coix Wine (Yiyi Jiu) to treat wind-cold-dampness invading the feet, clashing with sinews and vessels, causing obstruction, spasms, and inability to flex/extend:
Coicis Semen (stir-fried) Ampelopsis Radix Paeoniae Radix Ziziphi Spinosae Semen Zingiberis Rhizoma Preparatum (prepared) Glycyrrhizae Radix et Rhizoma (stir-baked, each 5 liang) Aconiti Lateralis Radix Preparata (cracked by preparation, skin and navel removed, 1 liang).
The above seven herbs are all chopped like hemp or bean grains. Soak in 5 sheng of wine overnight. Boil over low fire, filter dregs, and store in porcelain. Take one small cup per dose. For severe cases, assistance should be provided for walking. Those who drink little alcohol may consume it according to their preference. It is best if there is a lingering aroma of alcohol.
Formula for Dipsacus Pill (Xuduan Wan) to treat Hong Kong foot with swelling, fullness, insensibility, difficult flexion/extension, spasms, or upward attack causing heart/epigastric fullness and loss of appetite:
Dipsaci Radix Astragali Membranacei Radix (chopped) Eucommiae Cortex (rough bark removed, stir-baked, chopped) Achyranthis Bidentatae Radix (soaked in wine, sliced, and roasted) Foeniculi Fructus (stir-fried) Notopterygii Rhizoma et Radix (rhizome removed) Typhonii Rhizoma (prepared) Chaenomelis Fructus (dried) Tribuli Fructus (stir-fried) Meliae Fructus (kernel removed, stir-fried, each 2 liang).
The above ten herbs are crushed, sifted into powder. Use wine-boiled wheat flour paste to form pills the size of Sophora japonica seeds. Take 20 pills per dose, washed down with decoction of Achyranthis Bidentatae Radix and wine. Take on an empty stomach or before meals.
Formula for Gentianae Macrophyllae Decoction (Qinjiao Tang) to treat Hong Kong foot with inability to walk, obstruction, and spasms:
Gentianae Macrophyllae Radix (seedlings and soil removed) Aurantii Fructus (pulp removed, bran-fried) Atractylodis Macrocephalae Rhizoma (chopped) Salviae Miltiorrhizae Radix Notopterygii Rhizoma et Radix (rhizome removed) Ginseng Radix Bupleuri Radix (seedlings removed) Pinelliae Rhizoma (washed, 0.5 liang) Saposhnikoviae Radix (forks removed) Cibotii Rhizoma (roots removed) Cannabis Fructus Glycyrrhizae Radix et Rhizoma (stir-baked, chopped, each 2 liang).
The above fifteen herbs are coarsely crushed and sieved. Take 5 qianbi per dose, with 1.5 cups of water, decoct to 1 cup, filter dregs, and take warm. Take once at noon and once in the evening.
Formula for Notopterygii Decoction (Qianghuo Tang) to treat Hong Kong foot with disharmony of Ying and Wei, leading to sinus obstruction and spasms:
Notopterygii Rhizoma et Radix (rhizome removed) Ligustici Chuanxiong Rhizoma Ginseng Radix Poria Cocos (black skin removed) Ligustici Wallichii Rhizoma Arctii Fructus Glycyrrhizae Radix et Rhizoma (stir-baked, chopped) Alismatis Rhizoma (stir-fried) Aurantii Fructus (bran-fried, each 1 liang).
The above nine herbs are coarsely crushed and sieved. Take 3 qianbi per dose, with 1 cup of water. Decoct to 70%, filter dregs, and take warm, at any time.
Formula for Cibotii Pill (Shitan Wan) to treat knee and foot spasms and obstruction, dispelling wind-damp, invigorating blood vessels, and benefiting primordial Qi:
Cibotii Rhizoma Atractylodis Macrocephalae Rhizoma Achyranthis Bidentatae Radix (these three herbs soaked in wine overnight, then dried) Saposhnikoviae Radix (forks removed) Gastrodiae Rhizoma Lycii Fructus (each 2 liang) Astragali Membranacei Radix (chopped, 2 liang) Cinnamomi Ramulus (rough bark removed) Cervi Cornu Pantotrichum (roasted with butter, hairs removed, each 1.5 liang).
The above nine herbs are crushed, sifted into powder. Take one Chaenomelis fruit, remove skin and pulp, steam until soft, crush into paste, and mix with herb powder. Add a little wheat flour paste. Form pills the size of Sophora japonica seeds. Take 30-50 pills per dose, washed down with warm wine on an empty stomach. Salt water is also acceptable.
Formula for Polygoni Multiflori Powder (Heshouwu San) to treat Hong Kong foot with wandering pain, joint pain, hot pain in feet/knees, skin numbness, and bilateral sinus spasms:
Polygoni Multiflori Caulis (any amount, cut into 0.5 cun thick slices. Mix evenly with black beans (any amount) moistened with water. Layer beans and herb in a steamer. Steam until beans are rotten. Remove beans, dry in sun, weigh 1 jin) Epimedii Folium Achyranthis Bidentatae Radix (chopped, each 1 jin. These two herbs soak in wine overnight, then roast) Aconiti Radix (skin and navel removed, 0.5 jin. Cut into pieces, stir-fry with 2.5 liang of salt until yellow, remove salt).
The above four herbs are crushed, sifted into powder. Take 2 qianbi per dose, mixed with warm wine, three times a day. Mixed with porridge drink is also acceptable.
Formula for Stephaniae Tetrandrae Decoction (Fangji Tang) to treat Hong Kong foot with spasms and obstruction, or limb spasms and swelling, unable to flex/extend:
Stephaniae Tetrandrae Radix Cinnamomi Ramulus (rough bark removed) Ephedrae Herba (roots and nodes removed, boiled in water, scum skimmed off, roasted, each 3 liang) Poria Cocos (black skin removed, 4 liang) Morus Albae Cortex (chopped, stir-fried) Paeoniae Radix (each 2 liang) Glycyrrhizae Radix et Rhizoma (stir-baked, chopped, 1.5 liang).
The above seven herbs are coarsely crushed and sieved. Take 4 qianbi per dose, with 1.5 cups of water, add two cracked Ziziphus Jujubae Fructus. Decoct to 70%, filter dregs. Take on an empty stomach, at noon, and in the evening. After taking, induce sweating and apply powder. Avoid wind and cold.
Formula for Arecae Pericarpium Decoction (Dafu Tang) to treat Hong Kong foot with sinus spasms, cold clashing with sinews/vessels, inability to turn/shift:
Arecae Pericarpium (with skin, chopped, 4 pieces) Stephaniae Tetrandrae Radix Citri Reticulatae Pericarpium (soaked in water, white part removed, roasted) Perillae Caulis et Folium Aquilegiae Caulis (chopped) Notopterygii Rhizoma et Radix (rhizome removed) Angelicae Sinensis Radix (rhizome removed, each 5 liang).
The above twelve herbs are coarsely crushed and sieved. Take 3 qianbi per dose, with 1 cup of water, add 0.5 fen of Zingiberis Rhizoma Recens (smashed). Decoct to 60%. Filter dregs, take warm before meals. Take again in the evening.