Pain caused by blood masses in women: Take one tael of Radix et Rhizoma Rhei (Dahuang), two sheng of wine, boil ten times, and take the decoction at once to induce purgation. (From *Qianjin Yi Fang*)
Postpartum blood clots: Take one tael of powdered Radix et Rhizoma Rhei (Dahuang) and half a sheng of first-press vinegar, simmer into an ointment, and form pills the size of sophora seeds. Take five pills each time, dissolving them with warm vinegar; after some time, the clots will naturally be discharged. (From *Qian Jin Fang*)
Pain due to dry blood accumulation: Take four taels of Mianwen Dahuang (Radix et Rhizoma Rhei soaked in wine and sun-dried), grind into powder, add one sheng of good vinegar, simmer into an ointment, and form pills the size of euryale seeds. At bedtime, dissolve one pill in wine and ingest it. After one or two bowel movements, the stagnant blood will be discharged naturally; this is a miraculous medicine for regulating menstruation. Fragrant cyperus rhizome (Cyperus rotundus) may also be added.
"Jia tong" (marriage pain/swelling) in women, referring to swelling and pain common among women of lower social status: Take one tael of Radix et Rhizoma Rhei (Dahuang), one sheng of wine, boil once, and take at once. (From *Qian Jin Fang*)
Testicular hernia and pain in men: Mix powdered Radix et Rhizoma Rhei (Dahuang) with vinegar and apply topically; change the application when it dries. (From *Mei Shi Fang*)