Bitter and cold
Heart, liver, stomach and large intestine.
1. To clear heat and dry dampness; 2. To reduce fire and dispel toxins.
1. Damp-heat syndromes: a) damp-heat blocking the middle jiao manifested as a full sensation in the epigastric region and vomiting Pinellia tuber (Ban Xia) and Dried ginger (Gan Jiang); b) damp-heat accumulated in the intestines manifested as Diarrhea or dysentery-coptis root (Huang Lian) is used with Scutellaria root (Huang Qin) and Pueraria root (Ge Gen); if the resulting manifestation is tenesmus, Coptis root (Hunglian) is used with Costus root (Mu Xiang) in the formula Xiang Lian Wan.2. Liver fire attacking the stomach manifested as vomiting. Coptis root (Huanglian) is used with Evodia fruit (Wu Zhu Yu). If it is heat in the stoman which causes vomiting,, Coptis root (Huanglian) is used with Bamboo shavings (Zhu Ru).3. Febrile diseases manifested as high fever, irritability, loss of consciousness and delirium. Coptis root (Huanglian) is used with Gypsum (Shi Gao) and Capejasmine (Zhi Zi).4. Boils, carbuncles and furuncles. Coptis root (Huanglian) is used with Scutellaria root (Huangqin), Honeysuckle flower (Jin Yin Hua), Forsythia fruit (Lian Qiao) and Capejasmine (Zhizi).5. Excessive fire in the stomach. If the manifestation is hunger after consuming sufficient food, Coptis root (Huanglian) is used with Fresh rehmannia root (Sheng Di Huang) and Trichosanthes root ( Tian Hua Fen). If the manifestation is a toothache, Coptis root (Huanglian) is used with cimicifuga rhizome (Sheng Ma) and Fresh rehmannia root (Shengdihuang).
This herb should be used with caution; large dosages may weaken the stomach.