《广济》疗患肺胀气急，咳嗽喘粗，眠卧不得，极重，恐气欲绝。紫菀汤方。
紫菀（六分） 甘草（八分炙） 槟榔（七枚） 茯苓（八分） 葶苈子（三合炒末，
汤成下）
上五味，切，以水六升，煮取二升半，绞去滓，分温三服，每服如人行四五里久进之，
以快利为度。忌生葱、菜、热面、海藻、菘菜、大醋、蒜、粘食。（出第二卷中）
仲景《伤寒论》，肺胀者，咳而上气，烦躁而喘，脉浮者，以心下有水。宜服小青龙汤
加石膏主之方。
麻黄（三两去节） 五味子（半升） 石膏（绵裹） 干姜 芍药 细辛（各三两） 桂
心甘
草（各三两炙） 半夏（半升洗）
上九味，切，以水一斗，先煮麻黄减二升，去上沫，纳诸药，煮取二升半，去滓，温服
，强人一升，瘦人及老小以意减之，日三夜一。忌生葱、生菜、海藻、菘菜、羊肉、饧等。
又肺胀者，病患喘，目如脱状，脉浮大也。肺胀而咳者，越婢加半夏汤主之方。
大枣（十五枚擘） 半夏（半升洗） 生姜（三两） 麻黄（六两去节） 甘草（二两
炙） 石膏
（半斤）
上六味，切，以水六升，先煮麻黄三二沸，去沫，纳诸药，煮取二升，去滓，温服八合
，日三。不知，更作之。忌海藻、菘菜、羊肉、饧。（并出第十八卷中）
《深师》疗咳而上气，肺胀，其脉浮，心下有水气。小青龙汤加石膏二两。设若有实者
必躁，其人常倚伏。小青龙汤方。（用前仲景方）
《千金》疗肺胀，咳嗽上气，咽燥脉浮，心下有水。麻黄汤方。
麻黄（去节） 芍药 生姜（五两） 细辛 桂心（各三两） 半夏（半升洗） 石膏
（四两）
五味子（半升）
上八味，切，以水一斗，煮取三升，分三服。忌生葱、羊肉饧、生菜。（《集验》同，
出第十七卷中）
The *Guangji Fang* treats lung distension with urgent qi, coughing and coarse wheezing, inability to sleep, severe condition fearing qi exhaustion. Decoction of Radix Asteris (Ziwan Tang).
Radix Asteris (Ziwan) (6 fen), Radix Glycyrrhizae Preparata (Gancao) (8 fen, prepared by stir-frying with honey), Areca Seed (Binglang) (7 pieces), Poria (Fuling) (8 fen), Semen Lepidii et Descurainiae (Tinglizi) (3 he, fried and powdered, added after decoction is ready).
The above five herbs are cut, boiled in 6 sheng of water until 2.5 sheng remains, strained to remove dregs, and divided into three warm doses. Each dose is taken at intervals equivalent to walking for four or five li, stopping when bowel movement becomes smooth. Avoid raw green onions, vegetables, hot noodles, seaweed, Chinese cabbage, strong vinegar, garlic, and sticky foods. (From Volume II)
In Zhang Zhongjing's *Shanghan Lun*, lung distension is characterized by coughing with rebellious qi, irritability and wheezing, and a floating pulse, caused by fluid retention below the heart. The appropriate treatment is Xiao Qinglong Tang plus Shigao.
Ephedrae Herba (Mahuang) (3 liang, nodes removed), Schisandrae Fructus (Wuweizi) (0.5 sheng), Gypsum Fibrosum (Shigao) (wrapped in silk), Zingiberis Rhizoma Recens (Ganjiang), Paeoniae Radix Alba (Shaoyao), Asari Radix et Rhizoma (Xixin) (each 3 liang), Cinnamomi Ramulus (Guixin), Radix Glycyrrhizae Preparata (Gancao) (each 3 liang, prepared by stir-frying with honey), Pinelliae Rhizoma Preparatum (Banxia) (0.5 sheng, washed).
The above nine herbs are cut, boiled in 1 dou of water. First, boil Mahuang until reduced by 2 sheng, remove the foam on top, then add the remaining herbs. Boil until 2.5 sheng remains, strain, and take warm. Strong individuals take 1 sheng; thin, elderly, and young patients reduce dosage according to circumstances. Take three times daily and once at night. Avoid raw green onions, raw vegetables, seaweed, Chinese cabbage, mutton, and maltose.
Furthermore, in cases of lung distension where the patient wheezes, eyes appear as if protruding, and the pulse is large and floating, or when lung distension involves coughing, Yuebi Jia Banxia Tang is indicated.
Jujubae Fructus (Dazao) (15 pieces, split), Pinelliae Rhizoma Preparatum (Banxia) (0.5 sheng, washed), Zingiberis Rhizoma Recens (Shengjiang) (3 liang), Ephedrae Herba (Mahuang) (6 liang, nodes removed), Radix Glycyrrhizae Preparata (Gancao) (2 liang, prepared by stir-frying with honey), Gypsum Fibrosum (Shigao) (0.5 jin).
The above six herbs are cut, boiled in 6 sheng of water. First, boil Mahuang for two or three boils, remove the foam, add other herbs, and boil until 2 sheng remains. Strain and take 0.8 he warm, three times daily. If ineffective, prepare again. Avoid seaweed, Chinese cabbage, mutton, and maltose. (All from Volume XVIII)
The *Shenshi Fang* treats cough with rebellious qi, lung distension, floating pulse, and fluid-qi retention below the heart. Use Xiao Qinglong Tang plus 2 liang of Shigao. If there is excess pathogen, restlessness is certain, and the person often leans or lies prone. Formula for Xiao Qinglong Tang. (Use the aforementioned formula by Zhang Zhongjing).
The *Qianjin Fang* treats lung distension, coughing with rebellious qi, dry throat, floating pulse, and fluid retention below the heart. Formula for Mahuang Tang.
Ephedrae Herba (Mahuang) (nodes removed), Paeoniae Radix Alba (Shaoyao), Zingiberis Rhizoma Recens (Shengjiang) (5 liang), Asari Radix et Rhizoma (Xixin), Cinnamomi Ramulus (Guixin) (each 3 liang), Pinelliae Rhizoma Preparatum (Banxia) (0.5 sheng, washed), Gypsum Fibrosum (Shigao) (4 liang), Schisandrae Fructus (Wuweizi) (0.5 sheng).
The above eight herbs are cut, boiled in 1 dou of water until 3 sheng remains, and divided into three doses. Avoid raw green onions, mutton with maltose, and raw vegetables. (Same as *Jiyan Fang*, from Volume XVII)