1 TASTE
Bitter and cold

2 MERIDIANS
Kidney, urinary bladder and large intestine

3 FUNCTIONS
1.To clear heat and dry dampness; 2.To reduce fire and release toxins

4 INDICATIONS
1.Damp-heat syndrome: a) damp-heat accumulated in intestines manifested as Diarrhea and dysentery-phellodendron bark (Huang Bai) is used with Pulsatilla root (Bai Tou Weng), Coptis root (Huang Lian) and Scutellaria root (Huang Qin); b) internal accumulation of damp-heat manifested as jaundice-phellodendron bark (Huangbai) is used with Capejasmine (Zhi Zi) and Oriental wormwood (Yin Chen Hao); c) down-ward flowing of damp-heat, turbid urination and yellow, thick leukorrhea-Phellodendron bark (Huangbai) is used with Plantain seed (che-qianzi), Bamboo leaf (Zhu Ye) and Clematis stem (Mu Tong); d) boils caused by dampness in the lower part of the body-Phellodendron bark (Huangbai) is used with Atractylodes rhizome (Cang Zhu).2.General boils, carbuncles, furuncles and eczema. Phellodendron bark(Huangbai) is used with Scutellaria root (Huangqin) and Capejas-mine (Zhizi). For external use, Phellodendron bark (Huangbai) is pounded into a powder mixed with Talc (Hua Shi).3.Deficiency7 lf yin with heat manifested as noturnal emissions and night sweating. Phellodendron bark (Huangbai) is used with Anemar-rhena rhizome (Zhi Mu) and Fresh rehmannia root (Sheng Di Huang).

5 DOSAGE
3-10 g

6 COUTIONS
This herb is contraindicated in cases with weakness and cold in the spleen and stomach.