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The fruit of *Melia azedarach*, also known as Jinlingzi (Fructus Toosendan). The fruits are indicated for: draining the Bladder and promoting urination; dispelling intense heat; relieving abdominal pain in both the upper and lower abdomen; resolving restlessness and mania caused by intense heat; treating various hernias, parasitic diseases, and hemorrhoids. The root bark is indicated for: tinea and pruritus (scabies and ringworm), migratory wind (itching skin with wandering sensations), heat toxicity, wind-heat rash, malignant sores, high fever in children; killing roundworms (*Ascaris lumbricoides*); unblocking the Large Intestine.

Jinlingzi Wan (Toosendan Pill): Composed of Chuanlianzi (Fructus Meliae Azedarach), Huixiang (Fructus Foeniculi), Wuzhuyu (Fructus Evodiae), Chenpi (Pericarpium Citri Reticulatae), and Malianhua (Flos Iris pseudacori). Grind into powder, make pills with vinegar paste, size of a wutong seed. Take 1 qian per dose, gradually increasing to 2 qian, taken with warm wine. Treats Xiao Chang Qi (Qi stagnation in the small intestine, manifesting as distending pain radiating from the hypogastrium to the testicles).

Another prescription: Kuchuanlianzi (Radix et Rhizoma Cimicifugae? Note: Context implies Fructus Meliae Azedarach or similar, but standard TCM "Ku" often refers to bitter variants or specific processing. Here likely referring to the same herb processed differently or a regional name, treated as Chuanlianzi variant) and Huixiang, each 2 liang; Fuzi (Prepared Radix Aconiti Lateralis Preparata), 1 liang; Yellow rice wine, 2 sheng. Decoct until the wine is exhausted, dry and grind into powder. For every 1 liang of this powder, add Xunhusuo (Rhizoma Corydalis), 5 qian; Quanxie (Scorpio), 18 pieces (stir-fried); Dingxiang (Flos Caryophylli), 18 grains. Grind these separately into powder and mix uniformly. Make pills with rice paste boiled in wine, size of a wutong seed. Take 50 pills per dose, taken with wine on an empty stomach. Treats Ben Tun (Rushing Pig syndrome, characterized by Qi rushing up from the lower abdomen to the chest/heart). If severe lower abdominal pain occurs, add Danggui (Radix Angelicae Sinensis) and take with wine decoction.

Another prescription: Kuchuanlianzi (crushed and soaked in wine), Huixiang (stir-fried), and Danggui in equal proportions. Grind into powder, make pills with rice paste boiled in wine, size of a wutong seed. Take 30-50 pills per dose, taken with wine on an empty stomach. Treats Chi Bai Dai Xia (Red and white leukorrhea). If accompanied by lower back pain, use Siwu Tang (Four Substances Decoction), 4 liang, plus Qianghuo (Rhizoma et Radix Notopterygii) and Fangfeng (Radix Saposhnikoviae), each 1 liang, decoct in water and take the decoction to deliver the pill.

Kuchuan Tang (Bitter Toosendan Decoction): Kuchuan genpi (Cortex Radicis et Caulis Meliae Azedarach), one handful (cut and dried); Shexiang (Moschus), a small amount. Decoct in water and take on an empty stomach. Treats Chong Ke (Thirst caused by parasites).

Jinlingzi Wan (Toosendan Pill - Second Formula): Chuanlianzi, 49 fruits. Cut into seven sections to obtain the bark. Stir-fry 7 pieces with Xiaohuixiang (Fructus Foeniculi), 5 qian; 7 pieces with Poguzhi (Fructus Psoraleae), 2 qian; 7 pieces with Heiqianniu (Semen Pharbitidis), 2.5 qian; 7 pieces with Yanshi (Sal), 2 qian; 7 pieces with Laifuzi (Semen Raphani Sativi), 2.5 qian; 7 pieces with Badou (Semen Crotonis), 14 grains; 7 pieces with Banmao (Mylabris), 14 pieces (remove head and feet), stir-fried. Discard Laifuzi, Banmao, and Badou. Add Qingmuxiang (Radix Aucklandiae) 5 qian, Nanmuxiang (Radix Aucklandiae) and Guigui (Cinnamomi Ramulus) 2.5 qian each. Grind into powder, make pills with wheat flour paste boiled in wine, size of a wutong seed. Take 30 pills per dose, before meals with salt water. Three times daily. Treats Hernia swelling and pain, and enlargement of the kidneys/testicles.