Application
1. It is indicated for fever and hectic fever due to yin deficiency. Since it attributes to yinfen and clear away asthenic heat, and is accompanied with relieving and dispering action, especially effective in hectic fever due to yin deficiency with anhidrosis. It is usually combined with Yinchaihu (Radix Stellariae), Huhuanglian (Rhizoma Picrorrhizae), Zhimu (Rhizoma Anemarrhenae), and Biejia (Carapax Trionycis), etc., such as Qinggu San (Powder); for the late stage of seasonal febrile diseases with residual heat, fever at night subsiding in the morning, fever being gone but anhidrosis, or prolonged low fever after febrile disease, it is usually used together with Biejia (Carapax Trionycis), Mudanpi (Cortex Moutan Radicis), and Shengdihuang (Radix Rehmanniae), etc., such as Qinghao Biejia Tang (Decoction).
2. It is indicated for summer-heat syndrome or the syndrome with dampness and damp-warm disease with alternating steaming of damp and warm. For summer-heat with fever and perspiration, it can be used together with Xiguacuiyi (Pericarpium Citrulli), Jinyinhua (Flos Lonicerae), Heye (Folium Nelumbinis) and others that clear away summer-heat. For summer-heat syndrome with dampness or damp-warm syndrome, fever with unsmooth sweating, dizziness, headache and heavy feelings of body, combined with Huoxiang (Herba Agastache seu Pogostemonis ), Peilan ( Herba Eupatorii ), Huashi (Talcum) and others that resolve and remove dampness.