Rehmannia and Poplar Bark Wine—originally named "Rehmannia Wine"
[Drug Composition] Fresh dried Rehmannia (finely cut) 1 jin, White Poplar Bark (dried) ½ jin, Fresh Ginger (crushed, stir-fried until cooked) 2 liang, Soybeans (stir-fried until cooked) ½ sheng.
[Function & Indications] Treats waist and leg pain.
[Usage & Dosage] Warmly take one small cup before meals.
[Preparation Method] Place herbs in a silk bag, soak in 1 dou of clear wine in a ceramic jar, seal for seven days.
[Source] Song Dynasty, "<Taiping Shenghui Fang>", Ming Dynasty, "<Puji Fang>"