《圣惠》论∶夫小儿脚拳者，由在胞之时，其母脏腑内有积冷，为风邪所乘，儿生之后，肾气不足，血气未
荣，故令脚指拳缩不展也。
《圣惠》治小儿脚不展，指拳缩。宜服当归散方
当归（锉，微炒） 麻黄（去根节。各半两） 羌活 酸枣仁（微炒） 人参（去芦头） 杜仲（
去粗皮，微炙，锉） 桂心
上件药捣，粗罗为散。每服一钱，以水一小盏，入生姜少许，煎至五分，去滓。量儿大小，乳食前分减服
之。
《圣惠》治小儿脚拳不展，筋急干细。山茱萸散方
山茱萸 羌活 薏苡仁 桂心 羚羊角屑 当归（锉，微炒） 甘草（炙微赤，锉） 黑豆（炒
熟） 白茯苓 防风（去芦头。以上各一分） 生干地黄 麻黄（去根节。各半两）
上件药捣，粗罗为散。每服一钱，以水一小盏，煎至五分，去滓。每于乳食前，量儿大小分减温服。
《圣惠》治小儿脚指拳缩。宜服生干地黄丸方
生干地黄 郁李仁（汤浸，去皮尖微炒。各半两） 牛膝（去苗） 防风（去芦头） 桂心 海
桐皮 羌活 白茯苓 薏苡仁（以上各一分）
上件药捣，罗为末，炼蜜和丸如绿豆大。每于乳食前以温酒下七丸。量儿大小加减服之。
《张涣方》小儿禀受肾气不足者，气血未荣，脚指拳缩无力，不能伸展。宜海桐皮散方。治脚拳不展。
海桐皮 牡丹皮 当归（汤洗，焙干） 熟干地黄 牛膝（酒浸焙干。以上各一两） 补骨脂 山茱萸
上件捣，罗为细末。每服一钱，水八分一盏，入葱白二寸，煎至五分。去滓温服，食前。
The *Shenghui Fang* discusses: The condition of "pediatric foot curl" (toes curled like a fist) arises because, while in the maternal womb, the mother's zang-fu organs harbored accumulated cold, allowing wind-pathogens to invade. After birth, the infant suffers from insufficient kidney qi and blood/qi failing to flourish and nourish, thus causing the toes to curl and fail to extend.
The *Shenghui Fang* treats pediatric foot non-extension and curled fingers/toes with the Danggui San Formula.
Ingredients: Danggui Radix Angelicae Sinensis (Danggui, 当归), cut and slightly stir-fried; Mahuang Herba Ephedrae (Mahuang, 麻黄), roots and nodes removed, half liang each; Qianghuo Rhizoma et Radix Notopterygii (Qianghuo, 羌活); Suanzaoren Semen Ziziphi Spinosae (Suanzaoren, 酸枣仁), slightly stir-fried; Renshen Radix Ginseng (Renshen, 人参), rhizome removed; Duzhus Cortex Eucommiae (Duzhu, 杜仲), coarse bark removed, slightly roasted and cut; Guixin Cortex Cinnamomi (Guixin, 桂心).
Crush the above ingredients and sieve coarsely to make a powder. Take one qian per dose, with one small cup of water, add a little fresh ginger, decoct until five fen remains, remove dregs. Administer in divided doses before milk or food, adjusting quantity according to the child's age.
The *Shenghui Fang* treats pediatric foot non-extension and curled toes, with stiff tendons and emaciated limbs, using the Shanzhuyu San Formula.
Ingredients: Shanzhuyu Fructus Corni Officinalis (Shanzhuyu, 山茱萸); Qianghuo Rhizoma et Radix Notopterygii (Qianghuo, 羌活); Yiyiren Semen Coicis (Yiyiren, 薏苡仁); Guixin Cortex Cinnamomi (Guixin, 桂心); Lingyangjiao Cornu Saigae Tataricae (Lingyangjiao, 羚羊角屑); Danggui Radix Angelicae Sinensis (Danggui, 当归), cut and slightly stir-fried; Gancao Radix Glycyrrhizae Preparata (Gancao, 甘草), roasted until slightly red and cut; Heidou Phaseoli Vulgaris (Heidou, 黑豆), stir-fried until cooked; Baifuling Poria (Baifuling, 白茯苓); Fangfeng Radix Saposhnikoviae (Fangfeng, 防风), rhizome removed; all above at one fen; Shengdihuang Radix Rehmanniae Recens (Shengdihuang, 生干地黄); Mahuang Herba Ephedrae (Mahuang, 麻黄), roots and nodes removed, half liang each.
Crush the above ingredients and sieve coarsely to make a powder. Take one qian per dose, with one small cup of water, decoct until five fen remains, remove dregs. Warm and administer in divided doses before milk or food, adjusting quantity according to the child's age.
The *Shenghui Fang* treats pediatric curled toes; it is suitable to take the Shengdihuang Wan Formula.
Ingredients: Shengdihuang Radix Rehmanniae Recens (Shengdihuang, 生干地黄); Yuliren Semen Pruni Armeniacae (Yuliren, 郁李仁), soaked in hot water, skin and pits removed, slightly stir-fried, half liang each; Niuxi Radix Achyranthis Bidentatae (Niuxi, 牛膝), sprouts removed; Fangfeng Radix Saposhnikoviae (Fangfeng, 防风), rhizome removed; Guixin Cortex Cinnamomi (Guixin, 桂心); Haitongpi Cortex Erythrinae (Haitongpi, 海桐皮); Qianghuo Rhizoma et Radix Notopterygii (Qianghuo, 羌活); Baifuling Poria (Baifuling, 白茯苓); Yiyiren Semen Coicis (Yiyiren, 薏苡仁); all above at one fen.
Crush the above ingredients and sieve finely to make a powder. Mix with refined honey to form pills the size of mung beans. Take seven pills with warm wine before milk or food. Adjust dosage according to the child's age.
The *Zhang Huan Fang* states: Children who inherit insufficient kidney qi, where blood and qi fail to flourish and nourish, present with curled toes, weakness, and inability to extend. It is suitable to use the Haitongpi San Formula to treat foot non-extension.
Ingredients: Haitongpi Cortex Erythrinae (Haitongpi, 海桐皮); Mudanpi Cortex Moutan (Mudanpi, 牡丹皮); Danggui Radix Angelicae Sinensis (Danggui, 当归), washed with water and dried by roasting; Shudihuang Radix Rehmanniae Praeparata (Shudihuang, 熟干地黄); Niuxi Radix Achyranthis Bidentatae (Niuxi, 牛膝), soaked in wine and dried by roasting; all above at one liang; Buguzhi Fructus Psoraleae (Buguzhi, 补骨脂); Shanzhuyu Fructus Corni Officinalis (Shanzhuyu, 山茱萸).
Crush the above ingredients and sieve finely to make a fine powder. Take one qian per dose, with eight fen of water in one cup, add two cun of white part of scallion, decoct until five fen remains. Remove dregs and take warm before meals.