熟地（八钱） 山药（二钱） 萸肉（二钱） 丹皮（钱半） 茯苓（钱半） 泽泻（钱
半） 柴胡（一钱） 枣仁（一钱） 归身（钱半） 白芍（钱半） 甘草（一钱）
按∶上方主治，见前心与小肠病所列滋水清肝饮方下。
凡舌见黑色而浮胖娇嫩者，肾与膀胱精气虚也，补元煎主
之。
熟地（六钱） 枸杞（四钱） 山药（二钱） 萸肉（二钱） 杜仲（二钱） 人参（二
钱） 甘草（二钱）
按∶上方主治，男妇气血俱虚，精神失守，危剧等症。虚甚倍加 、术，寒者重加姜、附。
凡舌见黑色而干燥，属膀胱阴虚火盛者，六味饮合滋肾丸主之。
熟地（四钱） 山药（二钱） 萸肉（二钱） 茯苓（钱半） 泽泻（钱半）
丹皮（钱半） 黄柏（二钱） 知母（二钱） 肉桂（五分）
按∶上方主治，凡小便不利，而茎中痛连小腹者，系火逼膀胱所致也。痛止便利，即止勿服。
凡舌见黑色而干燥，属肾阴虚火旺者，六味饮合生脉散主之。
熟地（四钱） 山药（二钱） 萸肉（二钱） 丹皮（钱半） 茯苓（钱半）
泽泻（钱半） 五味（钱半） 人参（钱半） 麦冬（钱半）
按∶上原方主治，肾水不足，虚火上升，变为朝热咳嗽，消渴虚劳，及水沸为痰等症。易曰∶“雨以润之”。
此方是也。
凡舌见黑色而滑润，属膀胱阴盛火衰者，金匮肾气丸主之。
Rehmanniae Radix Preparata (8 qian), Dioscoreae Rhizoma (2 qian), Corni Fructus (2 qian), Moutan Cortex (1.5 qian), Poria (1.5 qian), Alismatis Rhizoma (1.5 qian), Bupleuri Radix (1 qian), Ziziphi Spinosae Semen (1 qian), Angelicae Sinensis Radix (1.5 qian), Paeoniae Radix Alba (1.5 qian), Glycyrrhizae Radix et Rhizoma (1 qian).
Note: The indications for the above prescription are detailed under the "Zishui Qinggan Yin" (Nourishing Water to Clear Liver Fire Decoction) section in the preceding chapter on Heart and Small Intestine diseases.
When the tongue presents as black, swollen, and tender, it indicates deficiency of essence and qi in the Kidney and Bladder; Buyuan Jian (Tonify Origin Decoction) is indicated.
Rehmanniae Radix Preparata (6 qian), Lycii Fructus (4 qian), Dioscoreae Rhizoma (2 qian), Corni Fructus (2 qian), Eucommiae Cortex (2 qian), Ginseng Radix et Rhizoma (2 qian), Glycyrrhizae Radix et Rhizoma (2 qian).
Note: The indications for the above prescription cover severe conditions such as dual deficiency of qi and blood in men and women, loss of spirit, and critical illnesses. If the deficiency is severe, double the dosage of Atractylodis Rhizoma; if there is cold, increase the dosage of Zingiberis Rhizoma Recens (Dried Ginger) and Aconiti Lateralis Radix Preparata.
When the tongue presents as black and dry, it belongs to yin deficiency with flourishing fire in the Bladder; Liuwei Yin combined with Zishen Wan (Six-Ingredient Pill to Tonify the Kidney) is indicated.
Rehmanniae Radix Preparata (4 qian), Dioscoreae Rhizoma (2 qian), Corni Fructus (2 qian), Poria (1.5 qian), Alismatis Rhizoma (1.5 qian), Moutan Cortex (1.5 qian), Phellodendri Cortex (2 qian), Anemarrhenae Rhizoma (2 qian), Cinnamomi Cortex (0.5 qian).
Note: The indications for the above prescription apply to cases where urination is difficult and pain in the urethra radiates to the lower abdomen, caused by fire forcing the Bladder. Once the pain ceases and urination becomes smooth, stop taking the medicine immediately.
When the tongue presents as black and dry, it belongs to yin deficiency with hyperactive fire in the Kidney; Liuwei Yin combined with Shengmai San (Generate the Pulse Powder) is indicated.
Rehmanniae Radix Preparata (4 qian), Dioscoreae Rhizoma (2 qian), Corni Fructus (2 qian), Moutan Cortex (1.5 qian), Poria (1.5 qian), Alismatis Rhizoma (1.5 qian), Schisandrae Fructus (1.5 qian), Ginseng Radix et Rhizoma (1.5 qian), Ophiopogonis Tuber (1.5 qian).
Note: The original indications for this formula address kidney water insufficiency and rising deficient fire, resulting in morning fever and cough, Xiao Ke (Wasting-Thirst) and consumptive disease, and phlegm generated from boiling fluids. The I Ching states: "Rain moistens." This formula embodies this principle.
When the tongue presents as black and slippery/moist, it belongs to excess yin and declining fire in the Bladder; Jin Gui Shen Qi Wan (Kidney Qi Pill from the Golden Cabinet) is indicated.