If there is pain, or if the skin and flesh are not broken yet pain persists, add Leech chopped to the size of rice grains. Stir-fry them over a fierce fire until they turn black, then grind them into a fine powder. Decoct the previously mentioned medicine, and once the liquid is ready, stir in the Leech powder and swallow it. After three doses, the pain will cease. It is of the utmost importance that the Leech is roasted until black; it must never be used half-raw, as this will instead cause harm to the patient The text warns against "half-raw" leeches, likely due to concerns about parasites or the "lively" nature of the medicine being too aggressive for the patient if not properly processed by heat..

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Spider Powder

A traditional formula for treating wounds caused by tetanusoriginal: 破傷風 (pòshāngfēng). Historically called "wound-wind," referring to the lockjaw and muscle spasms associated with infections in open wounds.

Decoct using equal parts water and wine. Simmer until eight-tenths of the liquid remains, then consume. For injuries located in the lower half of the body, add Ox-knee Root 1 mace Ox-knee (Achyranthes) is traditionally used to "guide" the effects of a formula downward toward the legs and feet..