To treat headache, body pain, aversion to cold, and fever caused by contracting wind-cold in spring, or being infected by mountainous miasma and pestilential qi, accompanied by a floating and large Renying pulse (Renying point pulse). Formula: Zisuye (Perilla Leaf, 1 qian, stem removed), Xiangfu (Cyperi Rhizoma, stir-fried), Baifuling (Poria, peel removed), Qianjin Ge (Puerariae Radix), Chenpi (Citri Reticulatae Pericarpium), Huoxiang (Agastaches Herba), Banxia (Pinelliae Rhizoma, processed), Qianhu (Peucedani Radix, rhizome removed), Chuanxiong (Ligustici Chuanxiong Rhizoma; each 8 fen), Baizhi (Angelicae Dahuricae Radix), Fangfeng (Saposhnikoviae Radix, rhizome removed; each 7 fen), Gancao (Glycyrrhizae Radix et Rhizoma, 3 fen), Cangzhu (Atractylodis Rhizoma, 1.5 qian), Qianghuo (Notopterygii Rhizoma et Radix, 1 qian). Preparation: Add three slices of fresh ginger and two stalks of scallion white with roots, add two bowls of water, decoct until one bowl remains. Take hot. Cover with thick blankets to induce sweating as the limit; if no sweat occurs, take again. Avoid chicken, fish, pork, and mutton.

This formula is very stable and effective for resolving wind-cold and febrile diseases in spring, summer, and autumn. Formula: Qianghuo (Notopterygii Rhizoma et Radix, 1 qian), Fangfeng (Saposhnikoviae Radix, 1 qian), Cangzhu (Atractylodis Rhizoma, 1.5 qian), Chuanxiong (Ligustici Chuanxiong Rhizoma, 1 qian), Huangqin (Scutellariae Radix, 1 qian), Baizhi (Angelicae Dahuricae Radix, 1 qian), Gancao (Glycyrrhizae Radix et Rhizoma, 5 fen), Xixin (Asari Radix et Rhizoma, 5 fen), Shengdihuang (Rehmanniae Radix, 1 qian, not crushed is also effective). Preparation: Add three slices of fresh ginger and one stalk of scallion white with roots, add two bowls of water, decoct until one bowl remains. Take hot. Induce sweating as the limit; if no sweat occurs, take again. Modifications: If the patient originally sweats excessively, remove Cangzhu and add Baizhu (Atractylodis Macrocephalae Rhizoma, 1 qian); if thirsty, add Shigao (Gypsum Fibrosum, 1 qian); if heat is severe, add Chaihu (Bupleuri Radix) and Shanzhi (Gardeniae Fructus; each 1 qian); if there is distension and stuffiness in the chest and diaphragm, add Zhike (Aurantii Fructus) and Jiegeng (Platycodonis Radix; each 7 fen).

To treat wind-cold and epidemic febrile diseases at the end of spring and beginning of summer, releasing the exterior is very rapid. For the initial stage of plague, prepare a large pot of Huoxiang Zhengqi San (Patchouli Powder to Rectify the Qi) beforehand, have each person drink one bowl to prevent occurrence before it happens. If already ill, use the aforementioned Jiwei Qianghuo Tang (Nine-Ingredient Notopterygium Decoction) together with this formula; both have miraculous effects. Formula: Mahuang (Ephedrae Herba, root nodes removed, 1 qian), Fangfeng (Saposhnikoviae Radix, 1.5 qian), Huangqin (Scutellariae Radix), Shigao (Gypsum Fibrosum, fine powder), Huashi (Talcum, fine powder; each 2.5 qian), Cangzhu (Atractylodis Rhizoma, 4 qian), Gancao (Glycyrrhizae Radix et Rhizoma, 1 qian). Preparation: Add three slices of fresh ginger, five cun of scallion white, and fifty grains of Danshidouchi (Fermented Soybean), add two large bowls of water, decoct until one large bowl remains. Take hot. Slight sweating over the whole body indicates resolution. Note: In southern regions, use Fangfeng in spring and summer, and Mahuang in autumn and winter; in northern regions, follow this formula in spring and summer, and double the amount of Mahuang in autumn and winter.