Pharmaceutical name: 英文藥名﹕	Tuber Asparagi Cochinchinenses
Botanical name: 學名﹕	Asparagus cochinchinensis (Lour.) Merr.
Pron. in Japanese: 日語發音﹕	tenmondo
Pron. in Korean: 韓語發音﹕	ch'anmondong
Pron. in Cantonese: 粵音﹕	tin mum tong
Other Names: 別名﹕	tian dong 天冬，tian men dong 天虋冬，tian ming dong 天明冬，ming tian dong 明天冬。
Common Name: 英文名﹕	asparagus tuber
Distribution: 產地﹕	Guizhou, Sichuan, Guangxi, Hubei, Zhejiang, Jiangxi
Properties (characteristics)﹕ 性味﹕	sweat, bitter, very cold. 味甘、苦，性大寒。
Channels (meridians) entered:   歸經﹕	lung, kidney. 入肺、腎二經。
Medical functions: 藥理﹕	arrests cough, expel phlegm. inhibits bacteria   鎮咳,  袪痰 抑菌。
Actions & Indications: 主治﹕	being use in yinxu (yin deficient)  with hot flashes, instant sweating, chronic bronchitis, spermatorrhea, weakness in legs, thirst, lung deficient with heat, dry cough, thick phlegm with difficulty to expel, spitting blood and breathing not smooth, fever, constipation. 有滋陰,  清熱生津,  潤肺止咳,  潤腸通便的功能。 用於陰虛潮熱,  盜汗,  慢性氣管炎，肺結核，肺痿，肝癰，遺精,  腳痿,  津少口渴,  肺虛有熱,  肺熱燥咳,  痰稠難咯,  咯血氣逆,  熱病傷陰,  腸燥便秘等。
Chemical ingredients: 化學成份﹕	asparagine 天門冬醯胺, citrulline 瓜氨酸, serine 絲氨酸, threonine 羥丁氨酸, proline 脯氨酸, clyccine, β-sitosterol β-穀甾醇, smilagenin 異菝契皂甘元, 5-methoxymethylfurfural 5-甲氧基-甲基糠醛, rhamnose 鼠李糖。.
Dosage: 用量﹕	10 to 20 g. 10～20 克。
Samples of formulae :處方舉例﹕
Modern Research: 現代研究﹕
Toxicity & Cautions: 毒素與禁忌﹕	not to use in cases of pixu (spleen deficient), lack of appetite, loose stool. 脾虛、食少便溏者忌服。