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To treat five types of lower back pain, one should take formulas that warm and tonify the Kidney Meridian (Shen Jing), strengthening the waist and legs.

Pozhuzi (Burmese Dodder Seed, *Psoraleae Fructus*), dried Chaenomelis Fructum (*Chaenomelis Fructus*), Duzhong (Eucommia Bark, *Eucommiae Cortex* - peeled, stir-fried with ginger juice, remove silk-like fibers), Niuxi (Achyranthes Root, *Achyranthis Bidentatae Radix* - soaked in wine), Xuduan (Dipsacus Root, *Dipsaci Radix*) (each 1 liang above), Bibo (Dioscorea Hypoglauca Rhizome, *Dioscoreae Hypoglaciae Rhizoma*).
Grind the above herbs into a fine powder, mix with refined honey to form pills the size of Sophora seeds. Take 50 pills per dose, administered on an empty stomach with warm wine or salted water.

To treat kidney affected by wind-toxin attacking and stabbing, causing severe lower back pain that is unbearable.

Niuxi (Achyranthes Root, *Achyranthis Bidentatae Radix*), Digupi (Cortex Lycii, *Lycii Cortex*), Wujiaopi (Five-leaf Acanthopanax Bark, *Acanthopanacis Cortex*), Yiyiren (Coix Seed, *Coicis Semen*), Chuanxiong (Sichuan Lovage Rhizome, *Chuanxiong Rhizoma*), Qianghuo (Notopterygium Rhizome, *Notopterygii Rhizoma et Radix*), Gancao (Licorice Root, *Glycyrrhizae Radix et Rhizoma*) (each 1 liang above), Haitongpi (Tongole Bark, *Spatholobi Caulis* - 2 liang), Shengdihuang (Rehmannia Root, *Rehmanniae Radix Recens* - 10 liang).
Cut the herbs into small pieces, place them in a cotton bag, immerse in 1 dou of unadulterated wine, and seal in a jar for soaking. Soak for 5 days in spring, 3 days in summer, 7 days in autumn, and 10 days in winter. Take one cup per dose, 3-4 times a day, ensuring the effect of alcohol is maintained continuously.
Another prescription adds Duzhong (Eucommia Bark, *Eucommiae Cortex*).

To treat lower back pain with inability to flex and extend due to wind-cold injuring the Kidney.

Duzhong (Eucommia Bark, *Eucommiae Cortex*) (1 jin, sliced, processed with ginger juice and stir-fried, remove silk-like fibers).
Immerse in 3 sheng of unadulterated wine for 10 days. Take 2-3 he per dose, 4-5 times a day. Another method: grind into a fine powder, take 2 qian per dose, mixed with warm wine on an empty stomach.

To treat lower back and leg pain caused by damp-heat.

Cangzhu (Atractylodes Rhizome, *Atractylodis Rhizoma*) (5 qian, to dispel dampness and relieve pain), Chaihu (Bupleurum Root, *Bupleuri Radix*) (3 qian, to circulate meridians), Fangfeng (Saposhnikovia Root, *Saposhnikoviae Radix*) (1.5 qian, to dispel wind and overcome dampness), Huangbai (Phellodendron Bark, *Phellodendri Chinensis Cortex*) (1.5 qian, initially cold, but long-standing disease transforms cold into dampness; this herb dispels dampness and relieves pain).
Combine as one dose, add 2 zhong of water, decoct until 1 zhong remains. Take on an empty stomach before meals.

To treat heaviness of the body, lower back pain, and sallow complexion without luster due to invasion of cold-dampness.

Mahuang (Ephedra Herb, *Ephedrae Herba*), Zexie (Alisma Rhizome, *Alismatis Rhizoma*), Chaoqu (Fried Medicated Leaven, *Medicated Leavenum*), Baifuling (Poria, *Poria*), Jupi (Citrus Peel, *Citri Reticulatae Pericarpium*) (each 1 qian above), Banxia (Pinellia Tuber, *Pinelliae Rhizoma*), Guizhi (Cinnamon Twig, *Cinnamomi Ramulus*), Caodoukou (Black Cardamom Fruit, *Amomi Fructus Rotundus*), Zhuling (Polyporus, *Polyporus Umbellatus*) (each 0.5 qian above), Huangqi (Astragalus Root, *Astragali Radix*) (3 qian), Xingren (Apricot Seed, *Armeniacae Semen Amarum*) (10 seeds), Cangzhu (Atractylodes Rhizome, *Atractylodis Rhizoma*), Zhigancao (Honey-fried Licorice Root, *Glycyrrhizae Radix et Rhizoma Preparatum*) (each 2 qian above).
Combine as one dose, add 2 zhong of water, decoct until 1 zhong remains. Take before meals.