夫小儿朱田火丹者。由丹先发于背。遍身一日一夜而成疮。谓之朱田火丹也。
治小儿朱田火丹方。
上取棘根煮汁洗浴之。若已成疮。用赤小豆末敷之。
又方。
上以蓝淀涂之。
又方。
上以鸡子白涂之。
夫小儿丹发。两膀里尻间。正赤流至阴头。赤肿血出。谓之天灶火丹也。
治小儿天灶火丹方。
荠叶(三两) 赤小豆(一合) 锻炉门上灰(一两) 青羊脂(三两) 葱白(二茎
切)
上件药相和。捣如膏摩之。
又方。
细辛(一两) 糯米(一合) 景天草(三两)
上件药。捣如泥。涂丹上瘥。
又方。
伏龙肝 赤小豆
上件药等分。细研为散。以鸡子白。调涂。
又方。
上以车前子末。水调涂之。
又方。
上以蚕砂一升。水煮去滓。洗之。
又方。
上以铁落末。用饧和如膏。涂之。
夫小儿丹发。从足趺起。正赤者。谓之废灶火丹也。
治小儿废灶火丹方。
寒水石(半两) 莽草(一两) 硝石(半两)
上件药。捣细罗为散。每服。以新汲水。调下半钱。日三服。量儿大小。加减服之。
又方。
赤小豆(末一两) 犀角(二两烧灰)
上件药。细研为散。用鸡子白。调如泥。涂。
又方。
五加叶根(五两烧灰)
上细研。以锻铁槽中水。和涂之。
又方。
枣树根水煮汁。洗浴三五通。
Infantile Zhu Tian Huo Dan (Vermilion Field Fire Erysipelas) arises when the erysipelas toxin first erupts on the back, spreading over the entire body and forming sores within one day and night; this is termed Zhu Tian Huo Dan.
Prescription for treating infantile Zhu Tian Huo Dan:
Take the roots of *Celtis sinensis* (Ji Gen), boil them to make a decoction, and use it to bathe the affected area. If sores have already formed, apply powder of *Phaseolus vulgaris* (Chi Xiao Dou, Red Adzuki Bean) topically.
Another prescription:
Apply indigo dye (Lan Dian) to the affected area.
Yet another prescription:
Apply egg white (Ji Zi Bai) to the affected area.
When infantile erysipelas erupts, starting from the inner aspects of both arms and the buttock region, appearing bright red and flowing down to the glans penis, accompanied by redness, swelling, and bleeding, it is termed Tian Zao Huo Dan (Heavenly Stove Fire Erysipelas).
Prescription for treating infantile Tian Zao Huo Dan:
*Cardamine hirsuta* leaves (San Liang), *Phaseolus vulgaris* (Yi He), ash from above the forge door (Duan Lu Men Shang Hui, Yi Liang), fat of blue sheep (Qing Yang Zhi, San Liang), and white part of green onion (Cong Bai, two stalks, chopped).
Mix the above ingredients, pound into a paste, and rub onto the affected area.
Another prescription:
*Asarum heterotropoides* (Xi Xin, Yi Liang), glutinous rice (Yi He), *Sedum aizoon* (Jing Tian Cao, San Liang).
Pound the above ingredients into a mud-like consistency and apply to the erysipelas lesion until healed.
Yet another prescription:
Long-stored hearth earth (Fu Long Gan), *Phaseolus vulgaris*.
Grind the above ingredients in equal proportions into a fine powder, mix with egg white, and apply topically.
Yet another prescription:
Use powder of *Plantago asiatica* seeds (Che Qian Zi), mix with water, and apply topically.
Yet another prescription:
Take one sheng of silkworm excrement (Can Sha), boil in water, remove the dregs, and wash the affected area.
Yet another prescription:
Use iron filings (Tie Luo), mix with maltose (Xing) to form a paste, and apply topically.
When infantile erysipelas erupts starting from the dorsum of the foot and appears bright red, it is termed Fei Zao Huo Dan (Abandoned Stove Fire Erysipelas).
Prescription for treating infantile Fei Zao Huo Dan:
Aragonite (Han Shui Shi, Ban Liang), *Dichroa febrifuga* (Mang Cao, Yi Liang), saltpeter (Xiao Shi, Ban Liang).
Pound the above ingredients finely and sieve through a fine mesh to make a powder. For each dose, mix half a qian with fresh well water, take three times daily, adjusting the dosage according to the child's age and size.
Another prescription:
*Phaseolus vulgaris* powder (Yi Liang), rhinoceros horn (Xi Jiao, Er Liang, calcined to ash).
Grind the above ingredients finely into a powder, mix with egg white to form a mud-like consistency, and apply topically.
Yet another prescription:
Roots and leaves of *Eleutherococcus senticosus* (Wu Jia Ye Gen, Wu Liang, calcined to ash).
Grind finely, mix with water from an iron forging trough, and apply topically.
Yet another prescription:
Boil roots of jujube tree (Zao Shu Gen) in water to extract the juice, and bathe the affected area three to five times.