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Slightly warm, non-toxic. Treats fractures and reconnects bones and tendons; crush and apply externally, changing every three days. The four feet and tail treat women with miscarriage, facilitating the expulsion of the fetus.
Minister Yuxi et al. respectfully note according to *Yao Jue*: Male rat, sweet in taste.
The meat is hot in nature, non-toxic. It treats infantile abdominal distension caused by improper feeding; roast and eat it.
The feces are slightly cold in nature, non-toxic. It treats infantile epilepsy, abdominal distension, and relapse due to overexertion after an epidemic disease.
Tao Hongjing says: Male rat refers to the male mouse. Its feces have pointed ends at both sides and specifically treat relapse due to overexertion. Rat eyes treat blurred vision and enable night vision; practitioners of arts use them.
Rats caught in the twelfth lunar month, when burned to ash, dispel evil qi. The grease, prepared by boiling, also treats various sores. The gallbladder treats dim vision, but since it dissipates immediately upon death, it is difficult to obtain. Minister Yuxi et al. respectfully note according to Meng Shen: Male rat treats infantile epilepsy. For those with large abdomens and gluttony, wrap in yellow clay and roast thoroughly, carefully remove bones, take the meat, mix with five-flavor juice to make a soup, and feed it. Do not let the patient consume bones, as this will cause severe emaciation. Additionally, take one rat that died newly in the twelfth lunar month, add one sheng of clear oil, boil until soft, filter out dregs, and re-boil into a paste. Apply to frostbite and broken fractures/wounds. Ri Huazi says: Rat is cool in nature, non-toxic. It treats infantile convulsive epilepsy; boil in oil until melted, add wax, and apply to scalds and burns. Crush raw to treat fractures and tendon injuries. Male rat feces with hard, pointed ends are authentic. They treat epilepsy and improve vision. Decoct with green onion and fermented soybeans to treat relapse due to overexertion. Feet, when roasted and eaten, induce labor.
The content from *Tujing* has been attached under the entry for Mole.
Chen Cangqi's preface states: The spine bone of a male rat that has not grown teeth for many years and shows no growth is effective. *Waitai Miyao* uses twenty rat feces with pointed ends, five he of fermented soybeans, and two sheng of water, boiled down to one sheng and taken in one dose to treat relapse due to overexertion. Another formula treats nasal polyps/tumors with pus and blood discharge: burn the rat head in the first lunar month to ash, and apply grease from the twelfth lunar month pig to the sore. *Qianjin Fang* treats rat fistula: collect fresh rat feces (over 100 grains), store in a sealed container for 50-60 days, crush, and apply to the wound hole. Another formula treats carbuncles with cold stagnation where the wound fails to close: burn one rat skin to ash, grind finely, and seal the wound. Another formula treats amenorrhea in unmarried women: apply topically. *Zhouhou Beiji Fang* treats sudden deafness: insert rat gallbladder into the ear; within three applications, it cures. Some say lie on one side and drip the entire gallbladder; soon the bile flows out from below. Initially, hearing may worsen, but after half a day, it improves, treating thirty-year chronic deafness. Another formula treats dry eyes and somnolence: take one rat eye, burn to powder, mix with fish grease, instill into the eye to prevent sleep; alternatively, take both eyes, sew into a pouch, and wear. Another formula addresses arrows, needles, or knife blades lodged in hidden areas like the throat or chest: crush rat liver and brain and apply. Another formula treats toxic pain from snake bone spines: apply burned dead rat. Another formula treats neck stiffness and body rigidity: take a live rat, open abdomen, remove viscera, and apply warm to the affected area for immediate relief. *Jingyan Fang* Ling Shu Gao (Spirit Rat Ointment): Use one large male rat whole, one jin of clear oil, slow-boil until rat is charred. Test oil on water surface for stability. Filter through silk cloth to clarify. Clean the pot again, re-heat oil. Add five liang of lead monoxide (Huang Dan), stir-fry until color changes, stir constantly with a willow spatula. Test drop on water. When solidifying, add one liang of beeswax, boil until dark black, then it becomes ointment. Store in porcelain jar. Let sit on ground for 2-3 days to eliminate fire toxicity. Apply to swellings/pain for cooling analgesic effect.
Trauma, bone and tendon pain, inability to cry out, blood stasis in muscles. Burn rat feces to powder, mix with pig lard, apply to painful area, bind tightly. Pain stops within half a day. Another formula: bury a rat from the twelfth lunar month facing the morning of New Year's Day to ward off plague. Another formula treats unbearable pain from scalds/burns: take one rat, soak and boil in oil until charred and soft, make into paste/grind, wrap in silk, squeeze out dregs, cool, and apply. Three times daily for pain relief. Another formula treats wind-strike due to sores, opisthotonos, trismus, and limb rigidity: burn one rat including tail to ash, grind finely, apply with twelfth-month pig lard. Another formula treats rabid dog bites: take two sheng of rat feces, burn to powder, grind, and apply to wound. Another formula treats wounds from horse bites/trampling with swelling, heat, and pain: fourteen rat feces and five cun of old horse sheath, mix, burn to powder, apply with pig lard. *Shiyi Xinjing*: Treats hydrothorax/ascites, abdominal distension, and edema. One rat, skinned, sliced, boiled into porridge, eaten on empty stomach; frequent consumption for 2-3 doses leads to cure. *Doumen Fang*: Treats traumatic wounds. Use one self-dead rat from the twelfth lunar month, chop intestines/organs finely, boil with half jin of oil until blackened, store in jar. Apply oil with chicken feather to wound; dries instantly and cures immediately. Yao Hezhong treats pediatric masses: boil rat meat juice to make porridge for the child. *Zimu Milu* facilitates easy childbirth: burn rat to powder, take one fangcun bi with well water, three times daily. Another formula treats agalactia: burn one dead rat to powder, take one fangcun bi with wine, do not inform the woman. Another formula treats retained dead fetus in pregnancy: seven male rat feces, boil in three sheng water to yield one sheng liquid, strain, cook with rice to make porridge, eat to expel fetus. Yang Shi Chanru Liao treats delayed dentition in children: take seven-three pieces of female rat feces, rub on teeth once daily to promote growth. Use round-ended female feces. Another formula treats night blindness: instill rat gallbladder. *Chan Shu* promotes lactation: cook rat into food, do not let the woman know. *Shenshi Fang* treats splinters (iron, thorns, bamboo, wood) embedded in flesh: crush rat brain into paste, apply thickly to extract splinter.