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Hezi (Fructus Chebulae, 3 liang) Mahuang (Herba Ephedrae, 4 liang, stems and nodes not removed)
The above two herbs are ground into a coarse powder. For each dose, take 4 daqian of the powder, add 2 zhan of water, and decoct until 1 zhan 2 fen remains. Strain the dregs, add 1 daqian of high-quality Lacha (winter tea), and decoct together again. This formula consists of only these two herbs.

Wuweizi Tang (Schisandra Decoction) for treating cold asthma, an ancient prescription by Hou Bo. Gao Shenzhi, Judicial Officer of Chuyang, suffered from chronic asthma; during severe attacks, this medicine was the only effective treatment.
Jupi (Pericarpium Citri Reticulatae, 3 liang, white pith removed) Gancao (Radix Glycyrrhizae, 1.5 liang, honey-fried) Mahuang (Herba Ephedrae, 4 liang, roots and nodes removed) Zhenbei Wuweizi (Fructus Schisandrae Chinensis, authentic northern origin) Xingren (Semen Armeniacae Amarum, 2 [liang], unit implied by context)
Grind the above herbs into a coarse powder. For each dose, take 2 daqian of the powder, add 1.5 zhan of water, and decoct until 0.7 zhan remains. Strain the dregs and take orally at once, regardless of time. If the asthma is severe, increase the amount of powder and add Madouling (Fructus Aristolochiae) and Sangbaipi (Cortex Mori Radicis) to decoct together. In summer, reduce the dosage of Mahuang by 1 liang.

Treats lung deficiency-cold, regulates qi, calms asthma, and directs rebellious qi downward. The younger sister of Langzhong Wuguan suddenly developed asthma and cough; other medicines failed to cure her, but after taking this prescription three times, she recovered completely. (From Lu Wuguan, a native of Shaoxing Prefecture, in the "Continued Prescriptions").
Ganjiang (Rhizoma Zingiberis Preparatum, processed) Gancao (Radix Glycyrrhizae, honey-fried, 0.5 liang each) Chenpi (Pericarpium Citri Reticulatae, white pith removed, 3 qian) Guizhi (Ramulus Cinnamomi) Fuling (Poria) Wuweizi (Fructus Schisandrae Chinensis, 1 liang each)
Cut the above herbs into pieces for a powder. For each dose, take 5 qian, add 1 zhan of water, and decoct until 0.6 zhan remains. Take hot.

Not suitable for patients with asthma due to qi deficiency.
Yuanhua (Flos Genkwa, quantity as needed), soak in rice vinegar overnight, discard the vinegar, stir-fry until scorched black, and grind into a fine powder.
Damai mian (Farina Hordei Vulgaris, quantity as needed)
Mix the above two ingredients in equal proportions until very uniform. Take with strong decoction of willow branch wine; the asthma will stop immediately.

Mainly treats diseases such as lung qi cough, facial edema, eye swelling, panting, inability to lie down and sleep, difficulty walking, and red, scanty, or painful urination.
Hanfangji (Radix Stephaniae Tetrandrae) Beimu (Bulbus Fritillariae Cirrhosae, baked until slightly yellow) Mutong (Caulis Akebiae Trifolatae, 1 liang each) Tiantingli (Semen Lepidii Descurainiae, fried between papers until purple) Xingren (Semen Armeniacae Amarum, skin, tips, and double kernels removed)
Grind the above herbs into a fine powder. Make pills using jujube paste, sized like paulownia seeds. Take 30 pills per dose, washed down with a decoction of Sanggenbaipi (Cortex Mori Radicis), regardless of time. The original family prescription of Xu Qixiang is named Fangji Wan (Stephania Pill), which does not contain Beimu or Mutong, but adds Sangbaipi. The four ingredients are in equal parts, ground into powder, and made into pills with wheat starch paste.

Xuanfei Tang (Lung-Dispersing Decoction) for treating asthma, recommended by Zhang Shu, Magistrate of Anji.
Xixin (Radix Asari) Gancao (Radix Glycyrrhizae, 1 liang each) Fangfeng (Radix Saposhnikoviae, 2 liang, radix removed) Mahuang (Herba Ephedrae, 4 liang, roots and nodes not removed)
Cut the above herbs. For each dose, take 3 qian, add 1.5 zhan of water, and decoct until 0.7 zhan remains. Strain the dregs and take warm.