夫伤寒病后。邪气未散。阴阳尚虚。因为劳事。二气交争。阴胜则发寒。阳胜则发热。
寒热往来。有时而作。故成疟也。
治伤寒后发疟。寒热不定。四肢无力。心烦头疼。不思饮食。宜服柴胡散方。
柴胡（三分去苗） 鳖甲（一两半涂醋炙微黄去裙 ） 知母（一两） 桑根白皮（一
两半锉）
旋复花（三分） 甘草（三分炙微赤锉） 天灵盖（一两半涂酥炙微黄）
上件药。捣粗罗为散。每服四钱。以童子小便一中盏。煎至五分。去滓。入地黄汁半合
。更煎一二沸。不计时候温服。
治伤寒十余日不解。往来寒热。发如疟。胸膈满闷。宜服半夏散方。
半夏〔二（一）两汤洗七遍去滑〕 人参（一两去芦头） 柴胡（二两去苗） 黄芩（一
两）
甘草（一两炙微赤锉） 栝蒌根（二两）
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。
治伤寒后。朝暮发寒热。或如疟状。宜服黄芩散方。
黄芩（一两） 知母（一两） 葛根（一两锉） 麻黄（一两去根节） 甘草（半两炙
微赤锉）
川大黄（半两锉碎微炒）
上件药。捣筛为散。每服五钱。以水一大盏。煎至五分。去滓。不计时候热服。以衣覆
之。汗出为效。
治伤寒后经数日。发歇寒热。四肢烦闷。喘息微急。状如疟病。宜服鳖甲散方。
鳖甲（一两半涂醋炙微黄去裙 ） 知母（一两） 桑根白皮（一两半锉） 甘草（三
分炙微
赤锉） 川大黄（二分锉碎微炒）
上件药。捣筛为散。每服五钱。以水一大盏。入葱白三茎。豉半合。煎至五分。去滓。
不计时候温服。
治伤寒后劳动过多。致成发疟。肢节不利。宜服乌梅散方。
乌梅肉（三分微炒） 桔梗（一两去芦头） 赤茯苓（一两） 鳖甲（一两涂醋炙微黄
去裙 ）
栀子仁（一分） 柴胡（一两去苗） 甘草（半两炙微赤锉）
上件药。捣筛为散。每服五钱。以水一大盏。入生姜半分。煎至五分。去滓。不计时候
温服。
治伤寒后发疟。动作无时方。
川升麻〔一（二）两〕 恒山（一两） 蜀漆（一两）
上件药捣筛为散。每服四钱。以水一中盏。煎至六分。去滓。空心温服。良久当吐。未
吐再服。
治伤寒后发疟。或时寒热。宜服松萝散方。
松萝（三分） 乌梅肉（一两微炒） 恒山（一两） 栀子仁（半两） 川升麻（一两
半） 鳖甲
（二两涂醋炙微黄去裙 ）
上件药捣筛为散。每服四钱。以水一中盏。煎至七分。去滓空腹温服。如人行五里再服
。以吐痰毒为度。
治伤寒后毒瓦斯不解。变成疟状。发作无时。寒热不止方。
恒山（二两） 鳖甲（二两半涂醋炙微黄去裙 ） 川升麻（一两半） 栀子仁（一两）
上件药。捣细罗为散。每服食前。以温水调下二钱。以吐为度。
治伤寒后余毒不散。寒热往来。变成疟状。豉心丸方。
豉心（一合） 川大黄〔二（三）两锉碎微炒〕 恒山（一两） 川升麻（一两） 附
子（半两
炮裂去皮脐）
上件药。捣罗为末。炼蜜和丸。如梧桐子大。每服食前。以温水下二十丸。
治伤寒后发温疟方。
恒山（半两） 川大黄（半两锉碎微炒） 黄丹（半两炒令紫色）
上件药。捣罗为末。炼蜜和丸。如梧桐子大。每服食前。以升麻煎汤下十五丸。
After the recovery from cold damage disease (Shanghan Bing), the pathogenic factors have not yet dissipated, and both Yin and Yang remain deficient. If one engages in laborious activities at this time, the two Qi (Yin and Yang) contend with each other. When Yin prevails, chills occur; when Yang prevails, fever occurs.
The alternating chills and fever, occurring at specific times, thus constitute malaria (Nue).
For treating malaria arising after cold damage disease, characterized by indeterminate chills and fever, weakness in the four limbs, vexation, headache, and loss of appetite, it is appropriate to take Chai Hu San (Bupleurum Powder).
Ingredients: Chai Hu (Radix Bupleuri, 3 fen, remove seedlings); Bie Jia (Carapax et Plastrum Testudinis, 1 liang 5 qian, coated with vinegar, roasted until slightly yellow, remove skirt edge); Zhi Mu (Rhizoma Anemarrhenae, 1 liang); Sang Gen Bai Pi (Cortex Morus Radicis, 1 liang 5 qian, sliced).
Xuan Fu Hua (Flos Inulae, 3 fen); Gan Cao (Radix Glycyrrhizae, 3 fen, roasted until slightly red, sliced); Tian Ling Gai (Os Cruris Humanum, 1 liang 5 qian, coated with butter, roasted until slightly yellow).
Process the above ingredients into a coarse powder. Take 4 qian per dose, decoct with one zhong zhan (approx. 200ml) of urine from an uncircumcised boy until reduced to five fen (approx. 100ml). Strain the dregs, add half he (approx. 10ml) of Di Huang juice, boil for one or two more boils. Take warm, regardless of time.
For treating cold damage disease that has persisted for ten-plus days without resolution, presenting with alternating chills and fever resembling malaria, and fullness/stuffiness in the chest and diaphragm, it is appropriate to take Ban Xia San (Pinellia Powder).
Ingredients: Ban Xia (Rhizoma Pinelliae, 2 liang, washed seven times with hot water to remove slipperiness); Ren Shen (Radix Ginseng, 1 liang, remove rhizome); Chai Hu (Radix Bupleuri, 2 liang, remove seedlings); Huang Qin (Radix Scutellariae, 1 liang).
Gan Cao (Radix Glycyrrhizae, 1 liang, roasted until slightly red, sliced); Gua Lou Gen (Radix Trichosanthis, 2 liang).
Process the above ingredients into a fine powder. Take 4 qian per dose, decoct with one zhong zhan of water, add half ban (approx. 5g) of Sheng Jiang (Rhizoma Zingiberis Recens) and three dates. Decoct until reduced to six fen. Strain the dregs. Take warm, regardless of time.
For treating cold damage disease where chills and fever occur morning and evening, or present in a manner similar to malaria, it is appropriate to take Huang Qin San (Scutellaria Powder).
Ingredients: Huang Qin (Radix Scutellariae, 1 liang); Zhi Mu (Rhizoma Anemarrhenae, 1 liang); Ge Gen (Radix Puerariae, 1 liang, sliced); Ma Huang (Herba Ephedrae, 1 liang, remove root and joints); Gan Cao (Radix Glycyrrhizae, 0.5 liang, roasted until slightly red, sliced).
Chuan Da Huang (Radix et Rhizoma Rhei, 0.5 liang, sliced and lightly stir-fried).
Process the above ingredients into a fine powder. Take 5 qian per dose, decoct with one large zhan of water until reduced to five fen. Strain the dregs. Take hot, regardless of time. Cover with clothing to induce sweating, which indicates efficacy.
For treating cold damage disease where, after several days, chills and fever occur intermittently, accompanied by vexation and stuffiness in the four limbs, slight urgency in breathing, resembling malaria, it is appropriate to take Bie Jia San (Turtle Shell Powder).
Ingredients: Bie Jia (Carapax et Plastrum Testudinis, 1 liang 5 qian, coated with vinegar, roasted until slightly yellow, remove skirt edge); Zhi Mu (Rhizoma Anemarrhenae, 1 liang); Sang Gen Bai Pi (Cortex Morus Radicis, 1 liang 5 qian, sliced); Gan Cao (Radix Glycyrrhizae, 3 fen, roasted until slightly red, sliced).
Chuan Da Huang (Radix et Rhizoma Rhei, 2 fen, sliced and lightly stir-fried).
Process the above ingredients into a fine powder. Take 5 qian per dose, decoct with one large zhan of water, add three stalks of Cong Bai (Stem et Bulbus Allii Cepae) and half he of Chi Shi (Faber Semen Sojae Preparatum). Decoct until reduced to five fen. Strain the dregs. Take warm, regardless of time.
For treating malaria caused by excessive labor after cold damage disease, resulting in stiffness and discomfort in the limbs and joints, it is appropriate to take Wu Mei San (Mume Seed Powder).
Ingredients: Wu Mei Rou (Sarcocarp Pruni Mume, 3 fen, lightly stir-fried); Jie Geng (Radix Platycodi, 1 liang, remove rhizome); Chi Fu Ling (Poria Cocos with Red Hosta Root, 1 liang); Bie Jia (Carapax et Plastrum Testudinis, 1 liang, coated with vinegar, roasted until slightly yellow, remove skirt edge).
Zhi Zi Ren (Semen Gardenoliae, 1 fen); Chai Hu (Radix Bupleuri, 1 liang, remove seedlings); Gan Cao (Radix Glycyrrhizae, 0.5 liang, roasted until slightly red, sliced).
Process the above ingredients into a fine powder. Take 5 qian per dose, decoct with one large zhan of water, add half ban of Sheng Jiang. Decoct until reduced to five fen. Strain the dregs. Take warm, regardless of time.
Formula for treating malaria after cold damage disease with irregular onset.
Ingredients: Chuan Sheng Ma (Rhizoma Cimicifugae, 1 or 2 liang); Heng Shan (Radix Dichroae, 1 liang); Shu Qi (Ramulus Dichroae, 1 liang).
Process the above ingredients into a fine powder. Take 4 qian per dose, decoct with one zhong zhan of water until reduced to six fen. Strain the dregs. Take warm on an empty stomach. Vomiting should occur after a while; if not, administer again.
For treating malaria after cold damage disease, presenting with intermittent chills and fever, it is appropriate to take Song Luo San (Dendrobium Powder).
Ingredients: Song Luo (Dendrobium, 3 fen); Wu Mei Rou (Sarcocarp Pruni Mume, 1 liang, lightly stir-fried); Heng Shan (Radix Dichroae, 1 liang); Zhi Zi Ren (Semen Gardenoliae, 0.5 liang); Chuan Sheng Ma (Rhizoma Cimicifugae, 1.5 liang); Bie Jia (Carapax et Plastrum Testudinis, 2 liang, coated with vinegar, roasted until slightly yellow, remove skirt edge).
Process the above ingredients into a fine powder. Take 4 qian per dose, decoct with one zhong zhan of water until reduced to seven fen. Strain the dregs. Take warm on an empty stomach. Administer again after the patient walks for five li (approx. 2.5 km). The treatment is considered complete when phlegm and toxins are vomited out.
Formula for treating cold damage disease where toxic pathogens have not resolved, evolving into malaria-like symptoms with irregular onset and continuous chills and fever.
Ingredients: Heng Shan (Radix Dichroae, 2 liang); Bie Jia (Carapax et Plastrum Testudinis, 2.5 liang, coated with vinegar, roasted until slightly yellow, remove skirt edge); Chuan Sheng Ma (Rhizoma Cimicifugae, 1.5 liang); Zhi Zi Ren (Semen Gardenoliae, 1 liang).
Process the above ingredients into a fine powder using a fine sieve. Take 2 qian before meals, mixed with warm water. The treatment is considered complete when vomiting occurs.
Chi Xin Wan (Fermented Soybean Heart Pill) for treating cold damage disease where residual toxins have not dissipated, presenting with alternating chills and fever and evolving into malaria-like symptoms.
Ingredients: Chi Xin (Core Faber Semen Sojae Preparatum, 1 he); Chuan Da Huang (Radix et Rhizoma Rhei, 2 or 3 liang, sliced and lightly stir-fried); Heng Shan (Radix Dichroae, 1 liang); Chuan Sheng Ma (Rhizoma Cimicifugae, 1 liang); Fu Zi (Radix Aconiti Lateralis Preparata, 0.5 liang, processed until cracked, skin and umbilicus removed).
Process the above ingredients into powder, mix with refined honey to form pills the size of tung tree seeds. Take 20 pills before meals, washed down with warm water.
Formula for treating warm malaria (Wen Nue) after cold damage disease.
Ingredients: Heng Shan (Radix Dichroae, 0.5 liang); Chuan Da Huang (Radix et Rhizoma Rhei, 0.5 liang, sliced and lightly stir-fried); Huang Dan (Minium, 0.5 liang, stir-fried until purple).
Process the above ingredients into powder, mix with refined honey to form pills the size of tung tree seeds. Take 15 pills before meals, washed down with decoction of Sheng Ma.