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Testudo squamata (Carapax et Plastrum Testudinis) (remove the skirt-like edges) and Hae-wu-gong (Scorpio, *Scorpius*) (finely chopped, each 0.5 liang).
The above ingredients are sealed with salt mud and allowed to dry. They are then calcined by fire until two-tenths of their medicinal properties remain, and ground into powder. Semen Crotonis (Fructus Crotonis Tiglii, *Croton tiglium*) (0.5 liang), peeled and membrane removed, is ground along the grain. Qingzhou dates (Fructus Jujubae, *Ziziphus jujuba*) (seven fruits), pitted, have the Semen Crotonis paste placed inside them. The dates are burned until charred, retaining one-fifth of the Semen Crotonis' potency. The dates and Semen Crotonis are then mashed into a paste, mixed thoroughly with the aforementioned powders, and bound with a paste made from vinegar-boiled flour to form pills the size of mung beans. Take seven pills per dose; for those with deficiency, take four or five pills. Administer with warm juice of Chenopodium album (Chenpi, *Chenopodium album*). Stop administration once foul matter resembling pus, blood, and rotten fish intestines is discharged. This course consists of three doses; if no discharge occurs, increase the dose by one or two pills. Subsequently, administer Yuxian Dan (Encounter Immortal Pill).

Ren Shen (Radix Ginseng, *Panax ginseng*) and Zi Shen (Radix Lithospermi, *Lithospermum erythrorhizon*) (each 1 liang), Ku Shen (Radix Sophorae Flavescentis, *Sophora flavescens*) and Bai Jiang Can (Bombyx Batryticatus, *Bombyx batryticatus*) (devoid of mouthparts, each 2 liang).
Grind the above ingredients into powder, bind with white wheat flour paste, and form pills the size of Sophora japonica seeds. Take thirty pills per dose, swallowed with warm salted water, before meals, twice daily. Subsequently, administer Shufeng San (Dispel Wind Powder).

Shan Zhi Zi Ren (Semen Gardeniae, *Gardenia jasminoides*) (1.5 liang), Da Huang (Radix et Rhizoma Rhei, *Rheum palmatum*), Bai Hua Shi (Talcum, *Talcum*), Shu Di Huang (Radix Rehmanniae Preparata, *Rehmannia glutinosa*), and Xuan Dou (Semen Sojae Praeparatum, *Glycine max*) (fried in butter until golden brown, each 2 liang).
Grind the above ingredients into powder, add Po Xiao (Natrii Sulfas, *Na₂SO₄*) (0.5 liang), and mix evenly. Take one qian per dose, taken after meals, mixed with light tea infusion. Subsequently, apply Foshou Gao (Buddha's Hand Ointment) to remove sores.

Used to remove black-purple sore nodules.
Ban Mao (Mylabris, *Mylabris phalerata*) (seven, devoid of wings and feet), Ba Dou (Semen Crotonis, *Croton tiglium*) (seven grains, peeled), Xing Ren (Semen Armeniacae Amarum, *Prunus armeniaca*) (fourteen grains, devoid of skin and tips), Hong Niang Zi (Lytta caraganae, *Lytta caraganae*) (fourteen, devoid of wings and feet), Pi Shuang (Arsenicum Rubrum, *As₂S₂O₃* or refined arsenic), Pen Xiao (Natrii Sulfatis Depuratus, *Na₂SO₄*) (each 1 qian), Huang La (Cera Flava, *Cera flava*) (0.5 liang), Shao Fen (Lead Carbonate Basic, *PbCO₃·Pb(OH)₂*), Qing Li (Bitumen, *Bitumen*), Liu Huang (Sulfur, *Sulfur*), Huang Dan (Lithargyrum, *PbO*) (each 3 qian), Mi Fen (Calomel, *Hg₂Cl₂*) (stir-fried, 10 qian), Lv Dou (Semen Sojae, *Glycine max*) (one he), Huai Jiao (Fructus Sophorae, *Styphnolobium japonicum*) (three segments), Ma You (Sesamum Oil, *Sesamum indicum*) (4 liang), Luan Fa (Capilli Humani, *Human hair*) (size of a chicken egg, 1 liang).
Fry the above ingredients in oil until the hair melts. Then add Hong Niang Zi, followed sequentially by Ba Dou, Huai Jiao, etc. Remove any charred ingredients. Then add Liu Huang, Pen Xiao, Huang Dan, Mi Fen, etc. Stir constantly until uniform. The preparation is complete when a drop forms a bead in cold water. To use, first gently prick the sore nodule with a needle. Place a grain-of-millet-sized amount of the ointment on the puncture site. On the next day, squeeze the sore; black, foul-smelling pus and blood will discharge. After two to three days, bleeding will gradually decrease. Subsequently, administer Qudu Dan (Remove Toxicity Pill).