Pungent and slightly cold
To clear heat and release toxins
1. Lung abscess manifested as cough with bloody and pus-likesputum. Houttuynia (Yu Xing Cao) is used with Platycodon root (Jiehgeng) and Coix seed (Yi Yi Ren).2. Heat in the lungs manifested as cough with yellow and thick sputum. Houttuynia (Yuxingcao) is used with Mulberry bark (Sang Bai Pi) and Trichosanthes fruit (Gua Lou).3. Boils and swelling due to toxic heat. Houttuynia (Yuxingcao) is used with Dandelion herb (Pu Gong Ying) and Forsythia fruit (Lian Qiao).