夫阴肿者，皆由膀胱蕴热，风湿相乘，或湿热水肿流注，或疝气攻作，或暴风客热，及小
儿啼叫，怒气结聚，或虫蚁吹毒所致。详其所因，施以方治。
三白散 治膀胱蕴热，风湿相乘，阴囊肿胀，二便不利。
白丑（二两） 桑白皮 白术 木通 陈皮（各半两）
上为末，每服二钱，空心姜汤调下。小儿服五分。
地龙膏 治大人小儿外肾肿，或疝气，风热暴肿及阴疮肿。
生干地龙（不拘多少）
为末，先以葱椒汤无风处洗，用津调敷外肾，或用热鸡子清调敷，或加牡蛎末尤佳。
桃仁丸 治小儿啼叫，怒气闭于下，结聚阴肿不散。
桃仁（去皮尖炒，三钱） 官桂 牵牛（炒为末） 白蒺藜 牡丹皮 大黄（各三钱）
上为末，炼蜜丸，如梧桐子大，每服五七十丸，不拘时用青皮、木通、葱白、盐少许同煎
汤送下，或煎木香流气饮。（方见气门。）
牡蛎散 治小儿阴茎肿通明。
牡蛎粉
为细末，先用津调涂，次以粉擦之，桃仁研膏津调敷。
蝉蜕散 治脬囊肿，小儿坐地为风湿所袭，或蚁蚓所吹。
蝉蜕（五钱）
上水一盏煎汤洗，再温再洗，仍以五苓散加灯心煎。
《集验方》∶治外肾肿胀，用小茴、穿山甲（俱炒）、木香各等分为末，每服二钱，
空心酒调下，痛止立效。
又方∶治阴肾肿疼，用莴苣子（一合）为末，水一盏煎五分，去滓温服，不拘时，三
服大验。
又方∶治阴肿，铁精粉敷患处。
又方∶治男子妇人阴肿大如升核痛，人所不能治者，用此神效。马鞭草烂捣绞汁涂之。
《遇仙方》∶治小儿外肾 赤肿痛，日夜呻吟，退皮壳，愈了又发，用老杉木烧灰，
入腻粉香油调敷。
又方∶用葱园内蚯蚓粪，甘草煎汁调涂，生薄荷汁敷亦可。
又方∶用荆芥穗一两、朴硝二两、萝卜子两半、葱白同煎汤淋洗。
《子母秘录》∶治妇人阴肿坚痛，枳实（半斤）咀炒热，帛裹熨，冷易之。
《梅师方》∶治卒外肾肿痛，大黄末和醋涂之，干即易之。
又方∶治卒阴肾痛，牛粪烧为末，和酒敷之，干即易。
又方∶治男子阴肿如斗及核痛，人所不能治者，用芜菁根捣烂，敷之立愈。
Yin swelling (swelling of the scrotum or external genitalia) is caused by damp-heat accumulating in the Bladder, with Wind-Damp pathogens attacking each other; or by damp-heat edema flowing downward; or by hernia attacks; or by exogenous Wind-Heat; or by children crying and shouting, anger stagnating and accumulating; or by toxic exposure from insects and ants. Examine the etiology in detail and apply corresponding formulas for treatment.
Sanbai San (Three Whites Powder): Treats damp-heat accumulating in the Bladder, Wind-Damp pathogens attacking each other, resulting in scrotal swelling and difficulty in urination and defecation.
Ingredients: Bai Chou (Bunge Morning Glory Seed, 2 liang), Sang Bai Pi (Morus Alba Root Bark), Bai Zhu (Atractylodes Macrocephala Rhizome), Mu Tong (Akebia Caulis), Chen Pi (Citrus Reticulata Pericarpium) (each 0.5 liang).
Preparation and Administration: Grind the above ingredients into fine powder. Take 2 qian per dose, mixed with ginger decoction on an empty stomach. Children take 5 fen.
Dilong Gao (Earthworm Ointment): Treats swelling of the external genitalia in adults and children, hernia, sudden swelling due to Wind-Heat, and swelling of Yin sores.
Ingredients: Sheng Gan Di Long (Pheretima Aspergillum, quantity as needed).
Preparation and Administration: Grind into powder. First wash the affected area in a windless place with Scallion and Sichuan Pepper decoction. Mix with saliva and apply to the external genitalia, or mix with hot egg white and apply. Adding Oyster Shell powder is even better.
Taoren Wan (Peach Kernel Pill): Treats children's crying and shouting, where anger blocks the lower body, causing Yin swelling that does not dissipate.
Ingredients: Tao Ren (Peach Kernel, peeled, de-pitted, fried, 3 qian), Guan Gui (Cinnamon Twig), Qian Niu Zi (Morning Glory Seed, fried and powdered), Bai Ji Li (Tribulus Terrestris Fruit), Mu Dan Pi (Moutan Cortex), Da Huang (Rhubarb Rhizome) (each 3 qian).
Preparation and Administration: Grind into powder, make pills with refined honey, size of Sophora japonica seeds. Take 50-70 pills per dose at any time. Swallow with decoction made from Qing Pi (Citrus Aurantium Pericarpium), Mu Tong, Scallion White, and a little salt. Alternatively, drink Muxiang Liqi Yin. (See Qi Men chapter for formula.)
Muli San (Oyster Shell Powder): Treats swollen and translucent penis in children.
Ingredients: Muli Fen (Oyster Shell Powder).
Preparation and Administration: Grind into fine powder. First smear with saliva, then sprinkle powder and rub, finally apply paste made from ground Peach Kernel mixed with saliva.
Chantui San (Cicada Slough Powder): Treats bladder cyst swelling, caused by Wind-Damp invasion when children sit on the ground, or by toxic exposure from ants and earthworms.
Ingredients: Chan Tui (Cicada Slough, 5 qian).
Preparation and Administration: Decoct in one cup of water to wash the area. Wash repeatedly while warm. Internally administer Wuling San plus Deng Xin Cao (Juncus Effusus) decoction.
Ji Yan Fang (Collected Effective Prescriptions): Treats external genitalia swelling. Use Xiao Hui Xiang (Fennel Fruit), Chuan Shan Jia (Pangolin Scale, both fried), and Mu Xiang (Vladimiria Root) in equal parts, grind into powder. Take 2 qian per dose, mixed with wine on an empty stomach. Pain stops immediately with effective results.
Another prescription: Treats Yin kidney swelling and pain. Use Wo Ju Zi (Lactuca Sativa Seed, 1 he) ground into powder. Decoct in one cup of water until reduced to half a cup. Strain and take warm. Anytime administration. Three doses yield great results.
Another prescription: Treats Yin swelling. Apply Tie Jing Fen (Iron Essence Powder) to the affected area.
Another prescription: Treats severe Yin swelling like a nut kernel with pain in men and women, which others cannot cure. This prescription is miraculous. Mash Ma Bian Cao (Verbena Officinalis), squeeze out juice, and apply.
Yu Xian Fang (Encounter Immortal Prescription): Treats red, swollen, and painful external genitalia in children, groaning day and night, shedding skin scales, recurring after healing. Use Lao Shan Mu (Old Cedar Wood) ash, mixed with Ni Fen (Calomel) and Xi You (Sesame Oil) for application.
Another prescription: Use Earthworm feces from onion gardens, mixed with Licorice decoction for application. Fresh Bo He Juice (Mentha Haplocalyx Juice) can also be applied.
Another prescription: Decoct Jing Jie Sui (Schizonepeta Spike), Po Xiao (Mirabilite, 2 liang), Luo Bo Zi (Radish Seed, 1.5 liang), and Scallion White together in water to wash the area.
Zi Mi Mi Lu (Secret Records of Mother and Child): Treats firm and painful Yin swelling in women. Zhi Shi (Immature Bitter Orange, 0.5 jin) is chopped and fried hot, wrapped in cloth, and applied as a hot compress. Replace when cool.
Mei Shi Fang (Master Mei's Prescriptions): Treats sudden external genitalia swelling and pain. Mix Da Huang powder with vinegar and apply. Change when dry.
Another prescription: Treats sudden Yin kidney pain. Burn Niu Fen (Cow Dung) to ash, mix with wine, and apply. Change when dry.
Another prescription: Treats male Yin swelling like a bean bag and testicular pain, which others cannot cure. Mash Wu Jing Gen (Brassica Napus Root) and apply for immediate cure.