Sheng, male, 26 years old. Suffered from dysentery in summer, with purulent and bloody stools, more red than white, abdominal cramps and pain, anal prolapse, fever, wiry and rapid pulse, yellow tongue coating. Treatment aimed at regulating qi and harmonizing blood, clearing heat and drying dampness. Prescription: Peony Root 9g, Liquorice Root 3g, Skullcap Root 9g, Aucklandia Root 6g (to be decocted later). After taking 3 doses consecutively, the dysentery stopped and abdominal pain was relieved.