夫风癣者。是恶风冷气。客于血气所生。亦作圆文棱廓。但把搔顽痹。不知痛痒。其里
亦有虫生也。
治风癣疮。皮肤疮。痒久不瘥。白花蛇丸方。
白花蛇（三两酒浸去皮骨炙令微黄） 黄芩（一两） 防风（一两去芦头） 白藓皮（一
两）
甘草（一两炙微赤锉） 枳壳（一两麸炒微黄去瓤） 栀子仁（一两） 赤芍药（一两） 川
大黄
（一两锉碎
（一两微
炒去刺） 羌活〔
上件药。捣罗为末。炼蜜和捣三五百杵。丸如梧桐子大。每于食后。以薄荷酒下三十丸
治风毒攻皮肤生疮癣。顽麻不知痛痒。独活丸方。
独活（二两） 苍耳子（二两） 羌活（一两） 五味子（一两） 菟丝子（一两酒浸
三日曝干
别捣） 山
锉） 白
蒺藜（二两
上件药。捣罗为末。入白粱米饭。和捣三五百杵。丸如梧桐子大。每日空心及晚卧时。
以温酒下三十丸。枣汤下亦得。
又方。
苦参末（三两） 白花蛇肉（三两酒浸酥拌炒令微黄）
上件药。捣细罗为散。每日四五度。以温酒调下二钱。
治风毒疥癣。雄黄膏方。
雄黄（一两细研） 附子（半两去皮脐） 腻粉（一分） 白矾（一分烧灰） 藜芦（一
分去芦
头） 川椒（一分去目及闭口者）
上件药。捣细罗为散。入乳钵内。再研如粉。以炼了腊月猪脂半斤。黄蜡二两。净铛内
慢火煎。候蜡消。倾于瓷盒中。入雄黄等末搅令匀。每日四五度。取少许涂揩之。
治一切疮癣。或干或湿。痛痒不可忍。宜用鲫鱼膏方。
鲫鱼（一头） 雄黄（半两细研） 腻粉（半两） 猪脂（半斤） 乱发（一鸡子大）
上件药。先将猪脂熬令沸。即下鱼煎令焦。次下发令销。去滓。下雄黄腻粉搅令匀。泻
于瓷器中。待冷涂之。不过五七度。无不瘥者。
治风癣皮肤瘙痒。宜涂乳香膏方。
乳香（一分细研） 腻粉（一分） 硫黄（一分细研） 杏仁（半两汤浸去皮尖研） 吴
茱萸（
半两捣末） 地龙粪（半两细研） 巴豆（半两去皮心）
上件药。先以猪脂一斤。煎巴豆十余沸。去巴豆。纳诸药末和搅令匀。更煎十沸以来。
倾于瓷器内。候冷涂之。
治风毒癣。遍身皆生。瘙痒。硫黄散方。
硫黄（一分细研） 雄黄（一分细研） 朱砂（一分细研） 麝香（一分细研） 巴豆
（一分去
皮心研） 川椒（一分去目） 吴茱萸（一分） 附子（一分去皮脐生用）
上件药。捣细罗为散。都研令匀。先用新布揩癣令水出。便以醋调涂之。不过三两上瘥
又方。
莽草（一分） 蛇床子（一分） 藜芦（一分） 石亭脂（一分） 白矾灰（一两） 黄
柏（一两
锉）
上件药。捣细罗为散。用少许贴患处。立瘥。
治风癣瘙痒。洗浴。丹参汤方。
丹参（三两） 苦参（五两锉） 蛇床子〔二（三）两〕 白矾（二两细研）
上件药。除白矾外。捣筛为散。以水三斗。煎取二斗。滤去滓。入白矾搅令匀。乘热于
避风处洗浴。以水冷为度。拭干了。以藜芦末粉之。相次用之。以瘥为度。
Fengxuan (Wind Lichen) is a condition caused by malignant wind and cold qi invading the blood and qi. The lesions also present with circular patterns and contours, but the skin becomes rough, stiff, and numb, lacking sensation of pain or itch. Pathogenic worms are said to breed within.
**Baohua She Wan (White Flower Snake Pill)** for treating Fengxuan sores, skin sores, and persistent itching that does not heal:
* Baohua She (Bungarus multicinctus, 3 liang, soaked in wine, skin and bones removed, roasted until slightly yellow)
* Huangqin (Scutellariae Radix, 1 liang)
* Fangfeng (Saposhnikoviae Radix, 1 liang, radix head removed)
* Baixianpi (Dictamni Cortex, 1 liang)
* Gancao (Glycyrrhizae Radix et Rhizoma, 1 liang, roasted until slightly red and chopped)
* Zhike (Aurantii Fructus, 1 liang, stir-fried with bran until slightly yellow, pith removed)
* Zhizi Ren (Gardeniae Semen, 1 liang)
* Chishao Yao (Paeoniae Radix Rubra, 1 liang)
* Chuan Dahuang (Rhei Radix et Rhizoma, 1 liang, chopped)
* Mahuang (Ephedrae Herba, 1 liang, slightly stir-fried, spines removed)
* Qianghuo (Notopterygii Rhizoma et Radix, 1 liang)
Crush and sieve the above herbs into powder. Mix with refined honey and pound for three to five hundred strokes to form pills the size of tung tree seeds. Take thirty pills after meals, washed down with mint-infused wine.
**Duhuo Wan (Angelicae Pubescentis Pill)** for treating Wind-toxicity attacking the skin causing sores and lichen, with stubborn numbness and lack of sensation:
* Duhuo (Angelicae Pubescentis Radix, 2 liang)
* Cang'erzi (Xanthii Fructus, 2 liang)
* Qianghuo (Notopterygii Rhizoma et Radix, 1 liang)
* Wuweizi (Schisandrae Fructus, 1 liang)
* Tuszizi (Cuscutae Semen, 1 liang, soaked in wine for three days, dried, and pounded separately)
* Shanzhuyu (Corni Fructus, 1 liang, chopped)
* Bilibli (Tribuli Fructus, 2 liang, spines removed)
Crush and sieve the above herbs into powder. Add white millet rice paste, mix, and pound for three to five hundred strokes to form pills the size of tung tree seeds. Take thirty pills daily on an empty stomach and before bedtime, washed down with warm wine. Taking with jujube decoction is also acceptable.
Another prescription:
* Kushen Powder (Sophorae Flavescentis Radix, 3 liang)
* Baohua She Rou (Meat of Bungarus multicinctus, 3 liang, soaked in wine, mixed with butter and stir-fried until slightly yellow)
Crush and sieve finely into a powder. Take two qian mixed with warm wine, four to five times daily.
**Xionghuang Gao (Realgar Ointment)** for treating Wind-toxicity scabies and lichen:
* Xionghuang (Realgar, 1 liang, finely ground)
* Fuzi (Aconiti Lateralis Radix Praeparata, half liang, skin and navel removed)
* Nifen (Calomelas, one fen)
* Baijian (Alumen, one fen, calcined to ash)
* Lilu (Veratri Rhizoma, one fen, radix head removed)
* Chuanjiao (Zanthoxyli Pericarpium, one fen, eyes and closed-mouth varieties removed)
Crush and sieve finely into a powder. Grind again in a mortar until powdery. Melt half a jin of pig fat from the twelfth lunar month and two liang of yellow beeswax in a clean pot over low heat. When the wax melts, pour into a porcelain box. Add the Realgar and other powders and stir evenly. Apply sparingly four to five times daily.
**Jiyu Gao (Crucian Carp Ointment)** for all types of sores and lichen, whether dry or wet, with unbearable pain and itch:
* Jiyu (Carassius auratus, one fish)
* Xionghuang (Realgar, half liang, finely ground)
* Nifen (Calomelas, half liang)
* Zhuzhi (Porcine Fat, half jin)
* Luankou (Tangle of hair, size of a chicken egg)
First, boil the porcine fat until bubbling, then fry the fish until charred. Next, add the hair until dissolved. Strain out the dregs. Add Realgar and Calomelas and stir evenly. Pour into a porcelain vessel and let cool before applying. It will surely heal within five to seven applications.
**Ruxiang Gao (Frankincense Ointment)** for treating Wind-lichen skin itch:
* Ruxiang (Boswelliae Resina, one fen, finely ground)
* Nifen (Calomelas, one fen)
* Liuhuang (Sulfur, one fen, finely ground)
* Xingren (Armeniacae Semen Amarum, half liang, soaked in hot water, skin and tip removed, ground)
* Wuzhuyu (Evodiae Fructus, half liang, pounded into powder)
* Dilong Fen (Excrement of Pheretima, half liang, finely ground)
* Badou (Crotonis Fructus, half liang, skin and heart removed)
First, boil Badou in one jin of porcine fat for about ten boils, then remove the Badou. Add the other powdered herbs, mix evenly, and boil for another ten boils. Pour into a porcelain vessel and let cool before applying.
**Liuhuang San (Sulfur Powder)** for treating Wind-toxicity lichen appearing all over the body with itch:
* Liuhuang (Sulfur, one fen, finely ground)
* Xionghuang (Realgar, one fen, finely ground)
* Zhusha (Cinnabaris, one fen, finely ground)
* Shexiang (Moschus, one fen, finely ground)
* Badou (Crotonis Fructus, one fen, skin and heart removed, ground)
* Chuanjiao (Zanthoxyli Pericarpium, one fen, eyes removed)
* Wuzhuyu (Evodiae Fructus, one fen)
* Fuzi (Aconiti Lateralis Radix Praeparata, one fen, skin and navel removed, used raw)
Crush and sieve finely into a powder. Grind thoroughly until uniform. First, wipe the affected area with a new cloth until moisture appears. Then apply mixed with vinegar. It will heal within two or three applications.
Another prescription:
* Mangcao (Adenophorae Radix, one fen)
* Shechuangzi (Cnidii Fructus, one fen)
* Lilu (Veratri Rhizoma, one fen)
* Shitingzhi (Styrax, one fen)
* Baijian Hui (Ash of Alumen, 1 liang)
* Huangbai (Phellodendri Cortex, 1 liang, chopped)
Crush and sieve finely into a powder. Apply a small amount to the affected area. Healing occurs immediately.
**Danshen Tang (Salvia Decoction)** for bathing to treat Wind-lichen itch:
* Danshen (Salviae Miltiorrhizae Radix, 3 liang)
* Kushen (Sophorae Flavescentis Radix, 5 liang, chopped)
* Shechuangzi (Cnidii Fructus, 3 liang)
* Baijian (Alumen, 2 liang, finely ground)
Except for the Alumen, crush and sieve the remaining herbs into a powder. Boil in three dou of water until reduced to two dou. Strain out the dregs. Add the Alumen and stir evenly. Bathe in the hot liquid in a draft-free place until the water cools. Dry off, then dust the body with Lilu powder. Repeat this sequence until healed.