Treats Taiyin Shanghan (Cold Damage to the Taiyin Channel), disharmony of the Spleen and Stomach; as well as accumulations, abdominal masses, and pain.

Cangzhu Rhizoma Atractylodis Macrocephalae (soaked in rice washing water overnight, 20 liang), Jiegeng Radix Platycodi (10 liang), Chenpi Pericarpium Citri Reticulatae (6 liang), Baizhi Radix Angelicae Dahuricae, Gancao Radix Glycyrrhizae Preparata (honey-fried, each 3 liang), Danggui Radix Angelicae Sinensis (2 liang), Chuanxiong Rhizoma Chuanxiong (1.5 liang), Shaoyao Radix Paeoniae Alba, Baifuling Poria (1 liang), Banxia Rhizoma Pinelliae Preparatum (washed with decoction to remove slipperiness, each 1 liang), Mahuang Herba Ephedrae (devoid of nodes, 2 liang in spring and summer, 3 liang in autumn and winter), Ganjiang Rhizoma Zingiberis Recens (1.5 liang in spring and summer, 2 liang in autumn and winter), Zhike Fructus Aurantii Immaturis (soaked in decoction, devoid of pith, sliced and stir-fried, 4 liang), Houpo Cortex Magnoliae Officinalis (processed with ginger juice and stir-fried, 2 liang), Guixin Cortex Cinnamomi (3 liang in spring and summer, 4 liang in autumn and winter).

First, crush the aforementioned twelve herbs, stir-fry them lightly until fragrant, remove them, and cool them in the wind. Then add the latter three herbs—Zhike, Guixin, and Houpo—and grind them all together into a fine powder. For each dose, take 3 qian, add one盏 (approx. 200ml) of water, 3 slices of fresh ginger, and 2 jujubes. Decoct until one-seventh remains, and take warm before meals. In cases of Shanghan with cold extremities, continuous spontaneous sweating, deep and fine pulse, cyanotic complexion, vomiting, and rebellious qi, add 1 qian of Shunyuan San and decoct together; take hot. For parturient women with sparse contractions and difficult labor, where the fetus has not been delivered after two or three days, or for intrauterine fetal death, or for the mother suffering from Qi and Blood deficiency, prostration, and dryness of the birth canal, add Shunyuan San decocted with seven parts water and three parts wine. Take consecutively twice; once the internal Qi and Blood harmonize, delivery will occur. If the fetus is dead, it will be expelled within no more than three doses. The dosage of Shunyuan San should be adjusted according to the deficiency or excess of the parturient woman's constitution. In cases of Shanghan fever accompanied by internal cold, add 2 cun of scallion white and 7 grains of Douchi (fermented soybeans); decoct and take consecutively; resolution through sweating is expected.

Wutou Radix Aconiti Lateralis Preparata (processed, devoid of skin and tip, 2 liang), Fuzi Radix Aconiti Lateralis Preparata (processed, devoid of skin and umbilicus), Tian Nanxing Rhizoma Arisaematis Preparatum (processed, each 1 liang), Muxiang Radix Aucklandiae (0.5 liang).

Grind into powder. Decoct this medicine using the same method as above. Treats external and internal contraction of Cold, with deep, hidden, slow, and fine pulses, cold hands and feet, and piloerection with trembling. This belongs to Yin Syndrome of Shanghan. Drink one or two cups generously; when Qi harmonizes and sweat appears, recovery ensues.

Shanghan affecting the Foot-Shaoyin Kidney Meridian presents with dry mouth, dry tongue, thirst, aversion to cold on the back, and paradoxical fever with fatigue. Its pulse characteristics are similar to those of Wind Strike.