抓至血出始快，系风入皮肤之故。用凤仙花连根二三株，煎汤洗之，可止痒。
此症发于脚趾，渐上至膝，色黑内陷，痛不可忍，逐节脱落。亦有发于手者。用土蜂房
研细末，以醋调搽，应手而愈，真神方也。须内服《石室秘录》中之驱湿保脱汤∶米仁三
两，茯苓二两，杜心一钱，白术一两，车前子五钱，水煎服，一连十剂，永无后患。
多生于脚趾甲边，时常出血，痛不可忍。雄黄五分，蛇蜕烧存性一分，共为细末。先用
温米泔水洗疮，以利刀去甲角，拭干，将药敷上，用绢包裹半日许，药湿即换，敷数次愈。
如怕用刀者，以橘树刺刺破，亦可用嵌甲疮方∶用黑砂糖慢火熬成小球烧存性，研末，每一
钱加轻粉二分，麝香少许，麻油调敷，甲入肉者，二三日即愈。
恶肉突出者名臭田螺。皂矾日晒夜露三日，每用一两煎汤浸洗。仍以矾末一两，加雄黄
、硫磺、乳香、没药各一钱，研匀敷之。
以多年尿桶烧灰敷之。
葱连茎带叶煮汤浸之，日三五次，极效。
抓挠至出血才感到痛快，这是由于风邪侵入皮肤所致。使用凤仙花连根二三株，煎汤清洗患处，可以止痒。
将黄柏研成粉末，与猪骨髓混合研磨如膏状，敷于患处。或者使用牛脊髓涂抹也可以。
将水仙花根晒干后研成粉末，若患处潮湿则直接撒粉，若干燥则用麻油调匀后敷贴。
此症发作于脚趾，逐渐向上蔓延至膝盖，肤色发黑且向内凹陷，疼痛难以忍受，甚至逐节脱落。也有发生在手部的。使用土蜂房研成细末，用醋调匀后涂抹，见效迅速，真是神效之方。必须内服《石室秘录》中的驱湿保脱汤：薏苡仁三两，茯苓二两，杜仲一钱，白术一两，车前子五钱，水煎服用，连续服用十剂，可永绝后患。
多生长在脚趾甲边缘，时常出血，疼痛难以忍受。雄黄五分，蛇蜕烧存性一分，共同研成细末。先用温热的米泔水洗疮口，用利刀去除指甲角，擦干后将药粉敷上，用绢布包裹约半天时间，药粉变湿即更换，敷数次即可痊愈。如果害怕用刀切割，可用橘树刺刺破患处，也可以使用嵌甲疮方：用黑砂糖在慢火上熬成小球，烧存性后研成粉末，每一钱药粉中加入轻粉二分、麝香少许，用麻油调匀后敷贴，指甲嵌入肉中的情况，两三天即可痊愈。
经年日久不愈的，称为裙边风疮。使用男子头垢，用桐油调制成隔纸膏贴敷。
恶肉突出的称为臭田螺。皂矾日晒夜露三日，每次取一两煎汤浸泡清洗。仍以矾末一两，加入雄黄、硫磺、乳香、没药各一钱，研匀后敷贴。
葱连茎带叶煮汤浸泡，每日三到五次，效果极佳。
Scratching until bleeding occurs brings relief, which is caused by wind pathogen invading the skin. Use 2-3 whole plants of *Impatiens balsamina* (Fengxianhua, 凤仙花) including roots, decoct in water to wash the affected area to stop itching.
Grind *Phellodendri Cortex* (Huangbai, 黄柏) into powder, mix with pig marrow and grind into a paste, then apply to the lesion. Alternatively, applying bovine spinal cord marrow is also effective.
Dry the root of *Narcissus tazetta* var. *chinensis* (Shuixianhua Gen, 水仙花根), grind into powder. If the lesion is moist, sprinkle the powder directly; if dry, mix with sesame oil (*Sesami Oleum*) for application.
This condition starts on the toes and gradually spreads up to the knees, presenting with black discoloration, sunken appearance, unbearable pain, and sequential shedding of digits. It may also occur on the hands. Grind wild hornet nests (Tufengfang, 土蜂房) into fine powder, mix with vinegar, and apply topically for rapid cure; this is truly a miraculous prescription. Internal administration of *Qu Shi Bao Tuo Tang* (Dampness-Expelling and Preservation-Decoction) from *Shi Shi Mi Lu* is required: Coicis Semen (Yiyiren, 薏苡仁) 3 liang, Poria (Fuling, 茯苓) 2 liang, *Eucommiae Cortex* (Duzhong, 杜zhong) 1 qian, Atractylodis Macrocephalae Rhizoma (Baizhu, 白术) 1 liang, Plantaginis Seed (Cheqianzi, 车前子) 5 qian. Decoct in water and take orally. Take ten doses consecutively to prevent recurrence permanently.
It often grows at the edge of toenails, bleeds frequently, and causes unbearable pain. Realgar (Xionghuang, 雄黄) 5 fen, Snake Slough (Shetui, 蛇蜕) burned to retain its properties 1 fen, both ground into fine powder. First, wash the wound with warm rice washing water, use a sharp knife to remove the nail corner, dry thoroughly, apply the medicine, wrap with silk gauze for about half a day, replace when the medicine becomes wet, repeat several times until healed. For those afraid of using knives, prick the area with an orange tree thorn. Alternatively, use the Ingrown Nail Ulcer Prescription: Slowly boil brown sugar into small balls, burn to retain properties, grind into powder. Add Calomel (Qingfen, 轻粉) 2 fen and Musk (Shexiang, 麝香) a little per qian of powder, mix with sesame oil (*Sesami Oleum*) for application. Ingrown nails will heal within two to three days.
Chronic non-healing cases are named Skirt-Edge Wind Ulcer (Qunbian Fengchuang, 裙边风疮). Use male scalp dandruff/scum, mix with tung oil (*Verniciae Oleum*) to make a plaster applied through paper.
Cases with protruding malignant flesh are named Stinky River Snail (Choutianluo, 臭田螺). Expose green vitriol (Zaofan, 皂矾) to sun and dew for three days. Use 1 liang decocted in water for soaking and washing. Also, mix 1 liang of vitriol powder with Realgar (Xionghuang, 雄黄), Sulfur (Liuhuang, 硫磺), Frankincense (Ruxiang, 乳香), and Myrrh (Moyao, 没药) each 1 qian, grind uniformly, and apply.
Apply ash from a urine bucket used for many years.
One cooked egg yolk and 1 qian of yellow beeswax, rendered into oil for application.
Boil scallions with stems and leaves in water for soaking, 3-5 times daily, highly effective.
Grind *Cortex Lycii* (Digupi, 地骨皮) together with Red Herb (Hongyao, 红药, likely referring to *Paeonia lactiflora* / Red Peony Root) finely and apply; healing occurs the next day.
Mix Calcined Alum (Kufan, 枯矾), Lead Oxide (Huandan, 黄丹), and Mirabilite (Puxiao, 朴硝) in equal parts, grind into powder, rub 3-5 times until healed.