《病源》胃家有热，谷气入胃，与热相并，气逆则呕，或吐下后饮水多，胃虚冷，亦为
呕也。（出第九卷中）
《广济》疗天行恶寒壮热，食则呕逆。前胡汤方。
前胡（一两） 麦门冬（三两去心） 竹茹（二两） 橘皮（一两） 甘草（一两炙） 生
姜（二
两） 生地黄（四两切）
上七味，切，以水七升，煮取二升三合，绞去滓，分温三服，服如人行六七里进一服。
忌海藻、菘菜、芜荑、热面、猪犬肉、油腻。（出第一卷中）
崔氏疗天行数日，或十许日而表不解，心下有水，热毒相搏，遂呕，时复有咳者。增损
阮氏小青龙汤方。
麻黄（二两去节） 芍药（二两） 桂心（一两） 甘草（二两炙） 细辛（一两）
上五味，切，以水六升，煮取二升，温服七合。阮本汤方等分，虽未尝用，嫌其太温，
余增损其分两，以疗十余人皆愈。忌海藻、菘菜、生葱、生菜等。（出第一卷中）
《近效》疗天行壮热，呕逆不下食。橘皮汤方。
橘皮（三两） 生姜（四两） 茯苓（三两）
上三味，切，以水五升，煮取一升五合，去滓，分温五六服。中间任食，一日服尽。忌
大酢、蒜、面。（李处俭、张文仲等并同。出第九卷中）
《必效》疗天行呕吐不下食方。
取腊月兔头并皮毛烧令烟尽，擘破作黑灰，捣罗之。以饮汁服方寸匕，则下食。不瘥，
更服。烧之勿令大耗，无所忌，比用频效。（出第一卷中）
《救急》疗天行后呕逆不下食，食入则出方。
取羊子肝如食法作生淡食，不过三两度则止。（文仲同）
又方
以鸡子一枚，于沸汤中煮三五沸，则出水浸之，外寒内热则吞之。神效，无所忌。（并
出第一卷中）
《集验》疗天行后，气膈呕逆不下食。生芦根汤方。
灯心（一分） 生麦门冬（十二分去心） 人参（四分切） 生芦根（一大握切）
上四味，以水一大升，煎取八合，去滓，分温三服。
《诸病源候论》指出：胃中有热，食物进入胃中，与热气相搏结，气机上逆则发生呕吐；或者在吐泻之后饮水过多，导致胃气虚寒，也会引起呕吐。（出自第九卷）
《广济方》治疗天行疫病（急性传染病）出现的恶寒高热，进食后呕吐逆气。前胡汤方。
前胡（一两） 麦门冬（三两，去心） 竹茹（二两） 橘皮（一两） 甘草（一两，炙） 生姜（二两） 生地黄（四两，切碎）
以上七味药，切碎，用水七升，煎煮至取药液二升三合，过滤去除药渣，分三次温服。服药间隔约为行人行走六七里的时间服用一次。忌食海藻、白菜、芜荑、热性面食、猪狗肉及油腻食物。（出自第一卷）
崔氏治疗天行疫病数日，或十余日后表证仍未解除，心下有水饮停聚，热毒与水饮相互搏结，于是发生呕吐，时常伴有咳嗽。增损阮氏小青龙汤方。
麻黄（二两，去节） 芍药（二两） 桂心（一两） 甘草（二两，炙） 细辛（一两）
以上五味药，切碎，用水六升，煎煮至取药液二升，温服七合。阮氏原方各药分量相等，虽然未曾使用，但担心其药性过于温热，因此我增减了各药的剂量，用来治疗十余人均痊愈。忌食海藻、白菜、生葱、生菜等。（出自第一卷）
《近效方》治疗天行疫病出现壮热，呕吐逆气不能进食。橘皮汤方。
橘皮（三两） 生姜（四两） 茯苓（三两）
以上三味药，切碎，用水五升，煎煮至取药液一升五合，过滤去除药渣，分五六次温服。服药期间随意饮食，一天内服完。忌食醋、蒜、面食。（李处俭、张文仲等人的观点相同。出自第九卷）
《必效方》治疗天行疫病呕吐不能进食的方子。
取腊月（农历十二月）的兔头连同皮毛一起烧至烟尽，掰碎成黑灰，捣碎过筛。用米汁送服一方寸匕，即可进食。若未痊愈，再服用。烧制时不要烧得太厉害，没有特别禁忌，比之其他方法频繁有效。（出自第一卷）
《救急方》治疗天行疫病后呕吐逆气不能进食，吃进去就吐出来的方子。
取羊羔肝，按照食用方法做成生淡食，不超过两三顿就停止。（张文仲的观点相同）
又一方
取鸡蛋一枚，在沸水中煮三五滚，然后取出放入冷水中浸凉，待外冷内热时吞服。效果神奇，没有禁忌。（均出自第一卷）
《集验方》治疗天行疫病后，气机阻滞呕吐逆气不能进食。生芦根汤方。
灯心草（一分） 生麦门冬（十二分，去心） 人参（四分，切碎） 生芦根（一大把，切碎）
以上四味药，用水一大升，煎煮至取药液八合，过滤去除药渣，分三次温服。
According to *Zhubing Yuanhou Lun* (Treatise on the Pathogenesis and Symptoms of All Diseases): Heat in the stomach, combined with food entering the stomach, causes qi to rebel upward, resulting in vomiting. Alternatively, excessive water intake after vomiting or diarrhea may lead to deficiency-cold in the stomach, also causing vomiting. (From Volume 9)
*Guangji Fang* treats epidemic febrile diseases (acute infectious diseases) characterized by aversion to cold and high fever, with vomiting and rebellion after eating. Qianhu Tang (Peucedanum Decoction).
Qianhu (Peucedani Radix, 1 liang), Maimendong (Ophiopogonis Radix, 3 liang, heart removed), Zhuru (Bambusae Caulis in Taeniam, 2 liang), Ju pi (Citri Reticulatae Pericarpium, 1 liang), Gancao (Glycyrrhizae Radix et Rhizoma, 1 liang, honey-fried), Shengjiang (Zingiberis Rhizoma Recens, 2 liang), Shengdihuang (Rehmanniae Radix Recens, 4 liang, sliced).
The above seven herbs are sliced, decocted in 7 sheng of water until reduced to 2 sheng and 3 he, strained to remove dregs, and taken warm in three divided doses. One dose is administered at intervals corresponding to walking for six or seven li. Avoid consuming Haizao (Sargassum Herba), Songcai (Brassica rapa var. pekinensis), Wuyi (Chrysanthemi Indici Flos), hot wheat noodles, pork, dog meat, and greasy foods. (From Volume 1)
Cui Shi treats epidemic febrile diseases lasting several days, or more than ten days, where exterior symptoms remain unresolved. Fluid retention under the heart, combined with heat-toxin, leads to vomiting and occasional coughing. Zengsun Ruanshi Xiao Qinglong Tang (Modified Ruan's Minor Blue Dragon Decoction).
Mahuang (Ephedrae Herba, 2 liang, joints removed), Shaoyao (Paeoniae Radix Alba, 2 liang), Guixin (Cinnamomi Ramulus, 1 liang), Gancao (Glycyrrhizae Radix et Rhizoma, 2 liang, honey-fried), Xixin (Asari Radix et Rhizoma, 1 liang).
The above five herbs are sliced, decocted in 6 sheng of water until reduced to 2 sheng, and taken warm as 7 he per dose. In Ruan's original formula, all ingredients are equal in dosage. Although I have not used it, I suspect it is too warming. Therefore, I adjusted the dosages, treating over ten patients who all recovered. Avoid Haizao (Sargassum Herba), Songcai (Brassica rapa var. pekinensis), raw scallions, and raw vegetables. (From Volume 1)
*Jinxiao Fang* treats epidemic febrile diseases with high fever, vomiting, rebellion, and inability to eat. Ju pi Tang (Citri Reticulatae Pericarpium Decoction).
Ju pi (Citri Reticulatae Pericarpium, 3 liang), Shengjiang (Zingiberis Rhizoma Recens, 4 liang), Fuling (Poria, 3 liang).
The above three herbs are sliced, decocted in 5 sheng of water until reduced to 1 sheng and 5 he, strained to remove dregs, and taken warm in five or six divided doses. Diet is unrestricted during treatment; the entire course should be consumed within one day. Avoid vinegar, garlic, and wheat noodles. (Li Chujian and Zhang Wenzhong agree. From Volume 9)
*Bixiao Fang* treats epidemic febrile diseases with vomiting and inability to eat.
Take rabbit heads from the twelfth lunar month, including fur, and burn them until no smoke remains. Crush into black ash and sieve. Administer one fangcun bi (approx. 1 cubic inch) with rice juice to enable eating. If not cured, administer again. Do not burn excessively. No dietary restrictions apply; this method is frequently effective. (From Volume 1)
*Jiuji Fang* treats post-epidemic vomiting, rebellion, inability to eat, and regurgitation of food.
Take lamb liver and consume it raw without seasoning, stopping after two or three meals. (Zhang Wenzhong agrees.)
Another prescription:
Boil one egg in boiling water for three to five boils, then cool it in water. Swallow when the exterior is cold and the interior is warm. Highly effective, with no dietary restrictions. (Both from Volume 1)
*Jiyan Fang* treats post-epidemic qi stagnation, vomiting, rebellion, and inability to eat. Sheng Lugen Tang (Fresh Phragmitis Rhizoma Decoction).
D xincao (Junci Medulla, 1 fen), Sheng Maimendong (Ophiopogonis Radix Recens, 12 fen, heart removed), Ren shen (Ginseng Radix, 4 fen, sliced), Sheng Lugen (Phragmitis Rhizoma Recens, one large handful, sliced).
The above four herbs are decocted in one da sheng of water until reduced to 8 he, strained to remove dregs, and taken warm in three divided doses.