夫湿疥者。起小疮。皮薄常有黄水出。此风热气浅在皮肤间故也。
治湿疥常有黄水。瘙痒不绝。乌头散方。
川乌头（半两） 藜芦（半两） 白矾灰（半两） 马肠根（半两） 石菖蒲（半两） 硫
黄（半
两细研） 杏仁（半两去皮） 苦参（半两锉） 腻粉（半两）
上件药。捣细罗为散。都研令匀。用时。先以桃汤洗。拭干后。用油浆水和涂之。三日
一涂。不过三两上瘥。
治湿疥有黄水。皮肤发痒。黄连散方。
黄连（二两去须） 蛇床子（半两） 水银（一两半） 赤小豆（一两） 糯米（一两）
胡粉（
一两）
上件药。捣细罗为散。以生麻油和研。候水银星尽如膏。旋取涂之。
治湿疥久不瘥方。
硫黄（半两细研） 蛇床子（一两）
上件药。捣细罗为散。同研令匀。夜间欲卧时。先以热盐浆水洗疮。拭干。取生麻油调
涂之。于避风处。以绵被盖之。取汗为度。
又方。
硫黄（一两） 硝石（半两）
上件药同研如粉。以生麻油调涂之。
又方。
猪脂（五两） 芫花（一两）
上件药。于锅中煎五七沸。去滓。日用涂之。
治湿疥遍身方。
黄柏（微炒锉） 绿矾 腻粉 硫黄（以上各等分）
上件药。捣细罗为散。都研令匀。以生油调涂之。
又方。
硫黄（一钱） 腻粉（半两） 砒霜（半两） 斑蝥（一枚微炒）
上件药细研。以口脂调涂之。
又方。
臭黄（二两细研） 熟艾（二两）
上件药。以炼了猪脂半斤先煎艾。十余沸。滤去滓。入臭黄末。和令匀。收于瓷盒中。
旋取摩涂。不得近眼。
又方。
皂荚 臭黄（各二两）
上件药。捣罗为末。以醋二升熬为膏。涂之。
又方。
巴豆（二枚去皮） 乳头香 硫黄 水银（以上各一分）
上件药同研。令水银星尽。油调少许。安在手中。夜后合手便卧。神效。
治湿疥及恶疮方。
葶苈子（一两炒令黑色） 白矾（一两烧令沸定）
上件药。捣罗为末。用生油调涂之。
治湿疥常有黄水出方。
豆豉（一两炒令烟出）
上细研。以生油调涂之。
Damp impetigo (Shi Jie) presents as small pustules with thin skin, often exuding yellow fluid. This is caused by wind-heat pathogens residing superficially in the skin.
Formula for treating damp impetigo with persistent yellow exudate and unceasing itching: Aconite Powder (Wutou San).
Radix Aconiti Lateralis Preparata (Chuan Wutou, half liang) Veratrum nigrum Rhizome (Lilu, half liang) Calcined Alum (Baifan Hui, half liang) Horse Intestine Root (Machanggen, half liang) Acorus tatarinowii Rhizome (Shichangpu, half liang) Sulfur (Huangshan, half liang, finely ground) Apricot Seed (Xingren, half liang, peeled) Sophora flavescens Root (Kushen, half liang, chopped) Calomelas (Nifen, half liang)
Crush the above ingredients and sieve them into a fine powder. Grind thoroughly to ensure uniformity. When applying, first wash the affected area with Peach Decoction (Taotang), dry it, then mix the powder with oil paste and apply. Apply once every three days; no more than three liang is sufficient for recovery.
Formula for treating damp impetigo with yellow exudate and pruritus: Coptis Powder (Huanglian San).
Coptis Rhizome (Huanglian, two liang, remove stamens) Cnidium Fruit (Shechuangzi, half liang) Mercury (Shuiyin, one and a half liang) Adzuki Bean (Chixiaodou, one liang) Glutinous Rice (Nuomi, one liang) Lead Carbonate (Hufen, one liang)
Crush the above ingredients and sieve them into a fine powder. Grind with raw sesame oil until the mercury particles disappear and form a paste. Apply as needed.
Formula for treating chronic damp impetigo that does not heal:
Sulfur (Huangshan, half liang, finely ground) Cnidium Fruit (Shechuangzi, one liang)
Crush the above ingredients and sieve them into a fine powder. Grind thoroughly to ensure uniformity. At night before bed, first wash the sores with hot salt water, dry them, then mix with raw sesame oil and apply. Stay in a draft-free place and cover with a cotton quilt until sweating occurs.
Another formula:
Sulfur (Huangshan, one liang) Niter (Xiaoshi, half liang)
Grind the above ingredients together into a powder. Mix with raw sesame oil and apply.
Another formula:
Pork Fat (Zhuzhi, five liang) Genkwa Flower (Yuanhua, one liang)
Boil the above ingredients in a pot for five to seven boils. Strain out the dregs. Apply daily.
Formula for treating widespread damp impetigo:
Phellodendron Bark (Huangbai, lightly stir-fried and chopped) Green Vitriol (Lvfan) Calomelas (Nifen) Sulfur (Huangshan) (All in equal parts)
Crush the above ingredients and sieve them into a fine powder. Grind thoroughly to ensure uniformity. Mix with raw oil and apply.
Another formula:
Sulfur (Huangshan, one qian) Calomelas (Nifen, half liang) Arsenic Trioxide (Pishuang, half liang) Mylabris (Banmao, one insect, lightly stir-fried)
Finely grind the above ingredients. Mix with lip balm (or finger grease) and apply.
Another formula:
Realgar (Chouhuang, two liang, finely ground) Prepared Mugwort (Shuai, two liang)
First, boil the prepared mugwort in half a jin of refined pork fat for about ten to twelve boils. Strain out the dregs, add the realgar powder, mix well, and store in a porcelain box. Apply by rubbing as needed. Avoid contact with eyes.
Another formula:
Gleditsia Sinensis Fruit (Zaojiao) Realgar (Chouhuang) (Two liang each)
Grind the above ingredients into powder. Boil with two sheng of vinegar to form a paste. Apply.
Another formula:
Croton Seed (Badou, two seeds, peeled) Papilla Fragrance (Rutouxiang) Sulfur (Huangshan) Mercury (Shuiyin) (All in equal parts)
Grind the above ingredients together until the mercury particles disappear. Take a small amount mixed with oil, place in the hand, and sleep with hands clasped at night. This is highly effective.
Formula for treating damp impetigo and malignant sores:
Perilla Seed (Tinglizi, one liang, stir-fried until black) Alum (Baifan, one liang, heated until boiling and solidified)
Grind the above ingredients into powder. Mix with raw oil and apply.
Formula for treating damp impetigo with persistent yellow exudate:
Fermented Soybean (Douchi, one liang, stir-fried until smoke appears)
Finely grind into powder. Mix with raw oil and apply.