夫伤寒五日。少阴受病。少阴者肾之经也。其脉贯于肾。络于舌。故得病五日。口热舌
干。渴而引饮也。其病在肠。故可下而愈也。
治伤寒五日。舌干而渴。烦热不解。大小肠皆涩。宜服柴胡汤方。
柴胡（一两去苗） 犀角屑（一两） 赤芍药（三分） 黄芩（一两） 栀子仁（十四
枚） 川大
黄（一两锉碎微炒） 川朴硝（一两半）
上件药。捣筛为散。每服四钱。以水一中盏。入竹叶二七片。煎至六分。去滓。不计时
候温服。如人行四五里再服。以利为度。
治伤寒五日。头痛目眩。大渴饮水。口干。小便不利。憎寒壮热。腿膝酸疼。不
可忍。
猪苓（一两去黑皮） 赤茯苓（一两） 白术（半两） 桂心（半两） 泽泻（一两）
上件药。捣细罗为散。每服。不计时候。以新汲水调下二钱。日三四服。若呕吐不可下
食者。服之亦效。
治伤寒五日。口热舌干头痛。脚胫酸疼。四肢壮热。宜服麦门冬散方。
麦门冬（一两去心） 子芩（三分） 葛根（一两锉） 前胡（一两去芦头） 知母（三
分） 玄
参
升麻（半两）
上件药。捣筛为散。每服四钱。以水一中盏。入生姜半分。煎至六分。去滓。不计时候
温服。
治伤寒五日。热在胸中。不能言语者。宜服麦奴丸方。
麦奴（一两） 川大黄（一两锉碎微炒） 川芒硝（一两） 灶下黄土（一两） 黄芩
（一两）
麻黄（一两去根节） 梁上尘（一两） 釜底墨（一两）
上件药。捣罗为末。炼蜜和捣三二百杵。丸如弹子大。每服。不计时候。以新汲水研下
一丸。
治伤寒五日。发热恶寒。肢节烦疼。微呕吐。心下痞结。外证未解。柴胡桂枝汤方
。
柴胡（二两去苗） 桂枝（一两） 黄芩（一两） 人参（一两去芦头） 甘草（一两
炙微赤锉）
半
姜汁炙令香
上件药。捣筛为散。每服四钱。以水一中盏。入生姜半分。枣三枚。煎至六分。去滓。
不计时候温服。
治伤寒五日。烦热未退。大小便涩。宜服川大黄散方。
川大黄（一两锉碎微炒） 黄芩（一两） 赤芍药（一两） 知母（一两） 川升麻（一
两） 鳖
甲（一两涂醋炙令黄去裙 ） 赤茯苓（一两） 栀子仁（半两） 柴胡（一两去苗） 川
朴硝（二两）
上件药。捣筛为散。每服四钱。以水一中盏。入生姜半分。煎至六分。去滓。不计时候
温服。以大小便稍利为度。
治伤寒五日。不能言语。热在胸中。宜服（抚）圣丸方。
犀角屑（半两） 麻黄（半两去根节） 川大黄（一两锉碎微炒） 川朴硝（一两） 黄
芩（半
两） 釜下黄土（半两） 梁上尘（半两） 灶突墨（半两）
上件药。捣罗为末。炼蜜和捣三二百杵。丸如弹子大。每服。不计时候。以新汲水研服
一丸
之。
治伤寒五日。热毒瓦斯在脏。令人心腹烦躁壅闷。不得眠卧。宜服此方。
川大黄（一两锉碎微炒） 杏仁（三分汤浸去皮尖双仁麸炒微黄） 枳壳（三分麸炒微
黄去
瓤） 犀角屑（三分） 甘草（半两炙微赤锉） 川朴硝（一两）
上件药。捣筛为散。每服四钱。以水一中盏。入生姜半分。煎至六分。去滓。不计时候
温服。取利为度。如不利再服。
治伤寒五日。心腹壅滞。烦热不退。宜服前胡散方。
前胡（一两去芦头） 杏仁（三分汤浸去皮尖双仁麸炒微黄） 川大黄（一两锉碎微炒）
黄
芩（一两） 川朴硝（一两） 槟榔（一两）
上件药。捣筛为散。每服四钱。以水一中盏。入竹叶三七片。煎至六分。去滓。不计时
候温服。取利为度。不利再服。
治伤寒五日。少阴受病。口舌干燥。烦渴欲水。心膈不利。大肠秘涩。其脉滑者生
。小
槟榔（一两） 牵牛子（一两微炒） 川大黄（半两锉碎微炒） 青橘皮（半两汤浸去
白瓤焙）
上件药。捣细罗为散。每服。不计时候。以温茶调下二钱。良久。吃姜粥投。利三两行
。如未利再服。
少阴病。服槟榔散下之后。宜服和气白术散方。
白术（半两） 人参（半两去芦头） 枳壳（半两麸炒微黄去瓤） 白茯苓（半两） 浓
朴（半
两去
白
芍药
上件药。捣粗罗为散。每服三钱。以水一中盏。入葱白一茎。煎至六分。去滓。不计时
候温服。
治伤寒五日。但通体热。面如桃花。皮肤干燥。无润泽。口干渴。此名阳气攻胃
。大肠
川升麻（一两） 黄连（一两去须） 川大黄（二两锉碎微炒） 地骨皮（一两） 黄
芩（一两） 大青（一两）
上件药。捣粗罗为散。每服四钱。以水一中盏。入生姜半分。淡竹叶三七片。煎至六分
去滓。不计时候温服。
治伤寒五日。头痛。口舌干燥。烦渴欲饮水。宜服石膏散方。
石膏（一两） 黄芩（半两） 甘草（一分炙微赤锉） 川大黄（半两锉碎微炒） 葛
根（半两）
上件药。捣筛为散。都以水二大盏半。入竹叶三七片。煎至一盏二分。去滓。不计时候
。分温三服。
治伤寒五日。吐利后。身热不去。烦而腹满。卧起不安。宜服此方。
栀子仁（一两） 浓朴（二两去粗皮涂生姜汁炙令香熟） 枳壳（二两麸炒微黄去瓤）
上件药。捣筛为散。每服四钱。以水一中盏。入生姜半分。煎至六分。去滓。不计时候
温服。
治伤寒五日。头痛壮热。四肢烦疼。不能饮食。呕逆不定。宜服栀子散方。
栀子仁（三分） 黄连（三分去须） 黄柏（三分锉） 川大黄〔二（三）分锉碎微炒〕
芦根
（一两锉） 葛根（一两锉）
上件药。捣粗罗为散。每服四钱。以水一中盏。入豉半合。葱白二茎。煎至六分。去滓
。不计时候温服。
治伤寒五日。口热舌干。头痛。脚胫酸疼。宜服三黄承气汤方。\x
栀子仁（一两） 黄芩（一两） 川大黄（一两锉碎微炒） 陈橘皮（一两汤浸去白瓤
焙） 川
芒硝（一两）
上件药。捣粗罗为散。每服四钱。以水一中盏。煎至六分。去滓。不计时候温服。
On the fifth day of Cold Damage (Shanghan), the Shaoyin meridian is affected. The Shaoyin meridian belongs to the Kidney, connecting with the Kidney and linking to the tongue. Therefore, on the fifth day of illness, symptoms include heat in the mouth, dryness of the tongue, thirst, and a desire to drink. Since the pathology lies in the intestines, it can be cured by purgation.
For Cold Damage on the fifth day, characterized by a dry tongue and thirst, persistent irritability and heat, and obstruction in both the large and small intestines, Chaihu Tang (Bupleurum Decoction) is indicated.
Chai Hu (Radix Bupleuri, 1 liang, remove seedlings) Xi Jiao (Cornu Rhinocerotis, 1 liang, sliced) Chi Shao Yao (Radix Paeoniae Rubra, 3 fen) Huang Qin (Radix Scutellariae, 1 liang) Zhi Zi Ren (Semen Gossypii Herbacei, 14 pieces) Chuan Da Huang (Radix et Rhizoma Rhei, 1 liang, crushed, slightly stir-fried) Chuan Po Xiao (Natrii Sulfas, 1.5 liang).
The above herbs are pounded, sifted, and made into a powder. Each dose consists of 4 qian, decocted with one zhong of water and fourteen leaves of Zhu Ye (Bamboo Leaf) until reduced to 60%. Strain and take warm at any time. If four or five li have been walked, administer another dose. Stop when bowel movement is achieved.
For Cold Damage on the fifth day, presenting with headache, dizziness, extreme thirst for water, dry mouth, difficulty in urination, aversion to cold with high fever, and severe soreness and pain in the legs and knees, use the following prescription:
Zhu Ling (Polyporus, 1 liang, remove black skin) Chi Fu Ling (Poria with Red Sandalwood, 1 liang) Bai Zhu (Rhizoma Atractylodis Macrocephalae, 0.5 liang) Gui Xin (Cortex Cinnamomi, 0.5 liang) Ze Xie (Rhizoma Alismatis, 1 liang).
The above herbs are finely pounded, sieved through a fine mesh, and made into a powder. Take 2 qian mixed with fresh well-water at any time, three to four times daily. This formula is also effective if vomiting prevents food intake.
For Cold Damage on the fifth day, with heat in the mouth, dry tongue, headache, soreness and pain in the calves, and intense heat in the four limbs, Mai Men Dong San (Ophiopogon Powder) is indicated.
Mai Men Dong (Tuber Ophiopogonis, 1 liang, remove heart) Zi Qin (Radix Scutellariae, 3 fen) Ge Gen (Radix Puerariae, 1 liang, crushed) Qian Hu (Radix Peucedani, 1 liang, remove rhizome head) Zhi Mu (Rhizoma Anemarrhenae, 3 fen) Xuan Shen (Radix Scrophulariae) Sheng Ma (Rhizoma Cimicifugae, 0.5 liang).
The above herbs are pounded, sifted, and made into a powder. Take 4 qian, decocted with one zhong of water and half a qian of Sheng Jiang (Fresh Ginger Root) until reduced to 60%. Strain and take warm at any time.
For Cold Damage on the fifth day, where heat resides in the chest causing inability to speak, Mai Nu Wan (Wheat Mildew Pill) is indicated.
Mai Nu (Mildew of Wheat, 1 liang) Chuan Da Huang (Radix et Rhizoma Rhei, 1 liang, crushed, slightly stir-fried) Chuan Mang Xiao (Natrii Sulfas, 1 liang) Zao Xia Huang Tu (Yellow Earth from under the stove, 1 liang) Huang Qin (Radix Scutellariae, 1 liang) Ma Huang (Herba Ephedrae, 1 liang, remove root joints) Liang Shang Chen (Dust from the beam, 1 liang) Fu Di Mo (Ink from the bottom of the cauldron, 1 liang).
The above herbs are pounded into powder, mixed with refined honey, and pounded for three to two hundred strikes to form pills the size of a bullet. Take one pill, dissolved in fresh well-water, at any time.
For Cold Damage on the fifth day, presenting with fever and aversion to cold, painful joints, slight vomiting, epigastric fullness and obstruction, and unresolved exterior syndrome, Chai Hu Gui Zhi Tang (Bupleurum and Cinnamon Twig Decoction) is indicated.
Chai Hu (Radix Bupleuri, 2 liang, remove seedlings) Gui Zhi (Ramulus Cinnamomi, 1 liang) Huang Qin (Radix Scutellariae, 1 liang) Ren Shen (Radix Ginseng, 1 liang, remove rhizome head) Gan Cao (Radix Glycyrrhizae, 1 liang, honey-fried until slightly red, crushed) Ban Xia (Rhizoma Pinelliae, 0.5 liang, fried with ginger juice until fragrant).
The above herbs are pounded, sifted, and made into a powder. Take 4 qian, decocted with one zhong of water, half a qian of Sheng Jiang (Fresh Ginger Root), and three dates until reduced to 60%. Strain and take warm at any time.
For Cold Damage on the fifth day, with persistent irritability and heat, and obstruction in urination and defecation, Chuan Da Huang San (Rhubarb Powder) is indicated.
Chuan Da Huang (Radix et Rhizoma Rhei, 1 liang, crushed, slightly stir-fried) Huang Qin (Radix Scutellariae, 1 liang) Chi Shao Yao (Radix Paeoniae Rubra, 1 liang) Zhi Mu (Rhizoma Anemarrhenae, 1 liang) Chuan Sheng Ma (Rhizoma Cimicifugae, 1 liang) Bie Jia (Carapax et Plastrum Testudinis, 1 liang, coated with vinegar, fried until yellow, remove skirt) Chi Fu Ling (Poria with Red Sandalwood, 1 liang) Zhi Zi Ren (Semen Gossypii Herbacei, 0.5 liang) Chai Hu (Radix Bupleuri, 1 liang, remove seedlings) Chuan Po Xiao (Natrii Sulfas, 2 liang).
The above herbs are pounded, sifted, and made into a powder. Take 4 qian, decocted with one zhong of water and half a qian of Sheng Jiang (Fresh Ginger Root) until reduced to 60%. Strain and take warm at any time. Stop when urination and defecation become slightly free.
For Cold Damage on the fifth day, presenting with inability to speak and heat in the chest, Fu Sheng Wan (Soothing Sage Pill) is indicated.
Xi Jiao (Cornu Rhinocerotis, 0.5 liang, sliced) Ma Huang (Herba Ephedrae, 0.5 liang, remove root joints) Chuan Da Huang (Radix et Rhizoma Rhei, 1 liang, crushed, slightly stir-fried) Chuan Po Xiao (Natrii Sulfas, 1 liang) Huang Qin (Radix Scutellariae, 0.5 liang) Fu Xia Huang Tu (Yellow Earth from under the furnace, 0.5 liang) Liang Shang Chen (Dust from the beam, 0.5 liang) Zao Tu Mo (Ink from the chimney, 0.5 liang).
The above herbs are pounded into powder, mixed with refined honey, and pounded for three to two hundred strikes to form pills the size of a bullet. Take one pill, dissolved in fresh well-water, at any time.
For Cold Damage on the fifth day, where toxic heat affects the zang organs, causing irritability, abdominal distension and oppression, and insomnia, this formula is indicated.
Chuan Da Huang (Radix et Rhizoma Rhei, 1 liang, crushed, slightly stir-fried) Xing Ren (Semen Armeniacae Amarum, 3 fen, soaked in water, remove skin and tips, double-kernel, bran-fried until slightly yellow) Zhi Ke (Fructus Aurantii, 3 fen, bran-fried until slightly yellow, remove pulp) Xi Jiao (Cornu Rhinocerotis, 3 fen) Gan Cao (Radix Glycyrrhizae, 0.5 liang, honey-fried until slightly red, crushed) Chuan Po Xiao (Natrii Sulfas, 1 liang).
The above herbs are pounded, sifted, and made into a powder. Take 4 qian, decocted with one zhong of water and half a qian of Sheng Jiang (Fresh Ginger Root) until reduced to 60%. Strain and take warm at any time. Stop when bowel movement is achieved. If no movement occurs, take again.
For Cold Damage on the fifth day, with abdominal distension and stagnation, and persistent irritability and heat, Qian Hu San (Peucedanum Powder) is indicated.
Qian Hu (Radix Peucedani, 1 liang, remove rhizome head) Xing Ren (Semen Armeniacae Amarum, 3 fen, soaked in water, remove skin and tips, double-kernel, bran-fried until slightly yellow) Chuan Da Huang (Radix et Rhizoma Rhei, 1 liang, crushed, slightly stir-fried) Huang Qin (Radix Scutellariae, 1 liang) Chuan Po Xiao (Natrii Sulfas, 1 liang) Bing Lang (Areca Seed, 1 liang).
The above herbs are pounded, sifted, and made into a powder. Take 4 qian, decocted with one zhong of water and twenty-one leaves of Zhu Ye (Bamboo Leaf) until reduced to 60%. Strain and take warm at any time. Stop when bowel movement is achieved. If no movement occurs, take again.
For Cold Damage on the fifth day, affecting the Shaoyin meridian, with dry mouth and tongue, irritability and thirst for water, disharmony in the chest and diaphragm, and constipation in the large intestine, a slippery pulse indicates survival.
Bing Lang (Areca Seed, 1 liang) Qian Niu Zi (Semen Pharbitidis, 1 liang, slightly stir-fried) Chuan Da Huang (Radix et Rhizoma Rhei, 0.5 liang, crushed, slightly stir-fried) Qing Ju Pi (Pericarpium Citri Reticulatae Viride, 0.5 liang, soaked in water, remove white pith, baked).
The above herbs are finely pounded, sieved through a fine mesh, and made into a powder. Take 2 qian mixed with warm tea at any time. After some time, consume ginger congee. Bowel movement should occur two to three times. If not, take again.
After treating Shaoyin disease with the purgative effect of Bing Lang San, He Qi Bai Zhu San (Harmonizing Qi and Atractylodes Powder) is indicated.
Bai Zhu (Rhizoma Atractylodis Macrocephalae, 0.5 liang) Ren Shen (Radix Ginseng, 0.5 liang, remove rhizome head) Zhi Ke (Fructus Aurantii, 0.5 liang, bran-fried until slightly yellow, remove pulp) Bai Fu Ling (Poria, 0.5 liang) Hou Po (Cortex Magnoliae Officinalis, 0.5 liang, remove rough bark, coat with ginger juice, fry until fragrant and cooked) Bai Shao Yao (Radix Paeoniae Alba, 0.5 liang).
The above herbs are coarsely pounded and made into a powder. Take 3 qian, decocted with one zhong of water and one stem of Cong Bai (White Part of Scallion) until reduced to 60%. Strain and take warm at any time.
For Cold Damage on the fifth day, presenting with whole-body heat, face like peach blossoms, dry skin without luster, and dry mouth with thirst, this is named "Yang Qi attacking the Stomach," involving the Large Intestine.
Chuan Sheng Ma (Rhizoma Cimicifugae, 1 liang) Huang Lian (Rhizoma Coptidis, 1 liang, remove roots) Chuan Da Huang (Radix et Rhizoma Rhei, 2 liang, crushed, slightly stir-fried) Di Gu Pi (Cortex Lycii, 1 liang) Huang Qin (Radix Scutellariae, 1 liang) Da Qing (Folium Isatidis, 1 liang).
The above herbs are coarsely pounded and made into a powder. Take 4 qian, decocted with one zhong of water, half a qian of Sheng Jiang (Fresh Ginger Root), and twenty-one leaves of Dan Zhu Ye (Light Bamboo Leaf) until reduced to 60%. Strain and take warm at any time.
For Cold Damage on the fifth day, with headache, dry mouth and tongue, and irritability with thirst for water, Shi Gao San (Gypsum Powder) is indicated.
Shi Gao (Gypsum Fibrosum, 1 liang) Huang Qin (Radix Scutellariae, 0.5 liang) Gan Cao (Radix Glycyrrhizae, 1 fen, honey-fried until slightly red, crushed) Chuan Da Huang (Radix et Rhizoma Rhei, 0.5 liang, crushed, slightly stir-fried) Ge Gen (Radix Puerariae, 0.5 liang).
The above herbs are pounded, sifted, and made into a powder. Use two and a half large zhongs of water and twenty-one leaves of Zhu Ye (Bamboo Leaf), decoct until one zhong and two fen remain. Strain. Divide into three warm doses, taken at any time.
For Cold Damage on the fifth day, after vomiting and diarrhea, with persistent body heat, irritability, abdominal fullness, and restlessness in lying down and sitting up, this formula is indicated.
Zhi Zi Ren (Semen Gossypii Herbacei, 1 liang) Hou Po (Cortex Magnoliae Officinalis, 2 liang, remove rough bark, coat with ginger juice, fry until fragrant and cooked) Zhi Ke (Fructus Aurantii, 2 liang, bran-fried until slightly yellow, remove pulp).
The above herbs are pounded, sifted, and made into a powder. Take 4 qian, decocted with one zhong of water and half a qian of Sheng Jiang (Fresh Ginger Root) until reduced to 60%. Strain and take warm at any time.
For Cold Damage on the fifth day, with headache and intense heat, painful limbs, inability to eat, and irregular retching, Zhi Zi San (Gardenia Powder) is indicated.
Zhi Zi Ren (Semen Gossypii Herbacei, 3 fen) Huang Lian (Rhizoma Coptidis, 3 fen, remove roots) Huang Bo (Cortex Phellodendri, 3 fen, crushed) Chuan Da Huang (Radix et Rhizoma Rhei, 2-3 fen, crushed, slightly stir-fried) Lu Gen (Rhizoma Imperatae, 1 liang, crushed) Ge Gen (Radix Puerariae, 1 liang, crushed).
The above herbs are coarsely pounded and made into a powder. Take 4 qian, decocted with one zhong of water, half a he of Chi Dou Chi (Prepared Soybean), and two stems of Cong Bai (White Part of Scallion) until reduced to 60%. Strain and take warm at any time.
For Cold Damage on the fifth day, with heat in the mouth, dry tongue, headache, and soreness and pain in the calves, San Huang Cheng Qi Tang (Three-Yellow Releasing-Decree Decoction) is indicated.
Zhi Zi Ren (Semen Gossypii Herbacei, 1 liang) Huang Qin (Radix Scutellariae, 1 liang) Chuan Da Huang (Radix et Rhizoma Rhei, 1 liang, crushed, slightly stir-fried) Chen Ju Pi (Pericarpium Citri Reticulatae, 1 liang, soaked in water, remove white pith, baked) Chuan Mang Xiao (Natrii Sulfas, 1 liang).
The above herbs are coarsely pounded and made into a powder. Take 4 qian, decocted with one zhong of water until reduced to 60%. Strain and take warm at any time.