治干湿香港脚，膝胫疼痛，大便秘涩，小便赤黄。
大黄（一两，生用） 黑牵牛（一两，炒） 破故纸（一两，炒香）
上件并为细末，用不 皂角一十梃，水浸一宿，揉皂角去滓，用汁煎成膏，和前药末为
丸如梧桐子大。每服十五丸，用温熟水送下，空心、临卧。
治冷气流注，腰疼不能俯仰。
延胡索（二两） 破故纸（炒，二两） 黑牵牛子（三两，炒）
上件为细末，煨大蒜研，搜丸如梧桐子大。每服三十丸，煎葱须盐汤送下，食前服。
治风湿毒瓦斯攻注腰脚，及遍身疼痛。
甘遂（麸炒黄色） 木鳖子（去壳） 芸苔子（炒。各半两）
上件为细末。每服二钱，热酒调下，不拘时候。忌甘草一日。虚人、老人不宜服。
治寒湿香港脚肿痛，不能履地。
卷柏（一分，盐汤煮一时，焙） 槟榔（二分） 黑牵牛（一分，生） 甘遂（一分，
生）
上件为细末。每服二钱，煎葱白汤调下。五更初服，至辰巳间取下，如鱼冻相似。当日
只吃淡粥。忌甘草一日。
治寒湿气滞，腰疼，脚膝肿满，行步艰难。
破故纸（一两，炒） 黑牵牛（碾取头末，二两）
上为细末。每服三钱，橘皮汤调下，食前，以利为度。
治香港脚疼痛，小便不利。常服光泽颜色，滋润肠胃。
好葡萄（一两） 酸枣仁 黄 （去芦头） 天门冬（去心） 赤茯苓（去皮。四味各
六钱） 生犀
钱） 防风（去芦头
上件 咀，用生绢袋子贮，以无灰好酒八升同浸，密封，经七日取出，每食前暖服一、
二盏
Treats dry and damp Hong Kong foot (a traditional term for gouty arthritis or severe lower limb swelling/pain), pain in the knees and shins, constipation with difficulty in defecation, and dark yellow urine.
Rhei Radix et Rhizoma (1 liang, raw use) Perillae Fructus (also known as Black Qian Niu, 1 liang, stir-fried) Psoraleae Fructus (also known as Po Gu Zhi, 1 liang, stir-fried until fragrant)
Grind the above ingredients into a fine powder. Take ten stalks of Gleditsiae Sinensis Fructus (Saponaria), soak them in water overnight, rub to extract the juice and remove dregs, then decoct the juice into a paste. Mix this paste with the herbal powder to make pills the size of Sophora japonica seeds. Take fifteen pills each time, swallowed with warm cooked water, on an empty stomach and before bedtime.
Treats cold qi flowing and accumulating (cold pathogen circulating through meridians), lower back pain preventing flexion and extension.
Corydalis Rhizoma (2 liang) Psoraleae Fructus (stir-fried, 2 liang) Perillae Fructus (3 liang, stir-fried)
Grind the above ingredients into a fine powder. Roast garlic until soft, grind it, and use it to bind the powder into pills the size of Sophora japonica seeds. Take thirty pills each time, swallowed with a decoction of scallion roots and salt water, taken before meals.
Treats wind-dampness toxic qi attacking and accumulating in the waist and legs, as well as pain throughout the body.
Kansui Radix (bran-stir-fried until yellow) Momordicae Semen (shell removed) Brassicae Napus Seed (stir-fried. Each half liang)
Grind the above ingredients into a fine powder. Take two qian each time, mixed with hot wine, at any time. Avoid Gancao (Licorice Root) for one day. Not suitable for those with deficiency constitution or the elderly.
Treats cold-dampness Hong Kong foot with swelling and pain, unable to stand or walk.
Selaginellae Herba (1 fen, boiled in salt water for one shichen [two hours], dried) Arecae Semen (2 fen) Perillae Fructus (1 fen, raw) Kansui Radix (1 fen, raw)
Grind the above ingredients into a fine powder. Take two qian each time, mixed with a decoction of white scallion parts. Take at wu geng chu (early morning, 3-5 AM); by chen si jian (morning, 7-11 AM), evacuation will occur resembling fish jelly. Eat only plain congee on that day. Avoid Gancao (Licorice Root) for one day.
Treats cold-dampness and qi stagnation, lower back pain, swelling and fullness in the feet and knees, and difficulty walking.
Psoraleae Fructus (1 liang, stir-fried) Perillae Fructus (ground to take the finest powder, 2 liang)
Grind into a fine powder. Take three qian each time, mixed with Chenpi Tang (Tangerine Peel Decoction), taken before meals, stopping when bowel movement becomes smooth.
Treats Hong Kong foot pain and difficult urination. Regular consumption can brighten the complexion and moisten the intestines and stomach.
Good Grapes (1 liang) Ziziphi Spinosae Semen (Acanthocalycis Semen) Astragali Radix (rhizome removed) Asparagi Radix (heart removed) Poria Cocos (red variety, peel removed. These four ingredients are each 6 qian) Rhinocerotis Cornu (raw, 1 qian) Saposhnikoviae Radix (rhizome removed)
Chop the above ingredients, store them in a raw silk bag, and soak them together in eight sheng of good unadulterated wine. Seal tightly, leave for seven days, then take out. Warm and drink one or two cups before each meal.