Other names : Rhizoma Phragmitis, Ming Yi Bie Lu, Reed Rhizome, 芦根<br>See also : [[Phragmites]]
==Property==
Sweet and cold; lung and stomach meridians entered.
*Thirst and vomiting due to stomach heat : It can clear and purge stomach heat and promote fluids generation to quench thirst, and harmonize stomach to arrest vomiting, it is indicated for thirst and polydipsia caused by stomach heat consuming body fluids and for vomiting caused by adverse rising of stomach heat. For thirst, it is often combined with herbs for clearing stomach heat and generating fluids. For instance, it is usually combined with Tian Hua Fen, Zhi Mu in Xie Re Lu Gen San from Sheng Hui Fang ( Holy Benevolent Prescriptions). For vomiting and nausea due to stomach heat, it can be used alone by taking thick decoction frequently; a better effect can be achieved if combined with heat-clearing and vomiting-arresting herbs. For instance, in Lu Gen Yin Zi from Qian Jin Fang (Invaluable Prescriptions for Emergencies), it is combined with Zhu Ru, etc.
*Cough with profuse sputum due to lung heat and cough with purulent sputum due to lung abscess : It can clear lung heat and has certain actions of dispelling sputum and draining pus. For cough with sticky yellow sputum due to lung heat or phlegm heat, it is usually combined with herbs for clearing heat and resolving phlegm such as Huang Qin, Gua Lou, Zhe Bei Mu, etc. For cough with purulent sputum due to lung abscess, it is often combined with herbs for clearing lung and promoting pus discharge such as Yu Xing Cao, Yi Yi Ren and Dong Gua Ren.
*Damp-heat stranguria and damp-heat edema : It has slight action of inducing diuresis and it is indicated for damp-heat stranguria and damp-heat edema with dark urine, but usually combined with other stranguria-relieving diurestics or edema-alleviating diurestics,.==Used in Patent Medicine==*[[Sang Ju Yin]]
== References ==
[[Category:Treatments]]
[[Category:Chinese medicine]]