Scutellaria baicalensis Georgi, Coptidis Rhizoma and Cortex Phellodendri taste bitter, and their functions are mainly to clear away heat and toxic materials. Scutellaria baicalensis Georgi is divided into Qin Qing and Kuqin (with different growth years), and Coptis chinensis Franch is the main one. The efficacy is similar to that of western medicine, but the meridian tropism is different. For example, Qin Huang enters the upper jiao lung meridian, Huanglian enters the gastrointestinal tract, and Huangbai enters the kidney bladder meridian. Its medicinal properties are bitter and cold. Lung, gallbladder, spleen, large intestine and small intestine meridians. Has the effects of clearing away heat, promoting diuresis, purging fire, detoxicating, stopping bleeding and preventing miscarriage. Clinically, it is often used to treat internal heat due to damp-heat, chest distress and nausea, fullness of damp-heat, diarrhea and jaundice, cough due to lung heat, high fever and polydipsia, carbuncle and sore, bleeding due to blood heat, fetal fever and fetal movement restlessness.
All three flavors are bitter, taste cold, good at clearing away heat and promoting diuresis, purging fire and detoxifying, and are mainly used to treat damp-heat, jaundice, diarrhea, dysentery and other diseases caused by damp-heat. Both of them can be used for heat toxicity, intense heat thirst and sore swelling toxicity. For this kind of syndrome, the combination of three drugs will have a good effect. For example, Pulsatilla decoction uses coptis chinensis to clear heat and detoxify and dry dampness; Cortex Phellodendri purges lower energizer for damp heat, and clears kidney fire. For example, Ermiao Powder and Cortex Phellodendri are used to clear damp-heat in lower energizer. Three herbs can be used together, such as Huanglian Jiedu Decoction, with Scutellaria baicalensis Georgi clearing the upper jiao lung fire, Huanglian purging the middle jiao stomach fire, Huangbai purging the lower jiao kidney fire, and Gardenia purging the triple jiao fire.
Cortex Phellodendri, bitter in taste and cold in nature, has the main functions of clearing away heat and promoting diuresis, clearing away heat and purging fire, and clearing away heat and toxic materials. 1, as a medicine for clearing away heat and eliminating dampness, has the advantage of treating damp-heat in lower energizer, and its action site is mainly lower energizer, such as damp-heat diarrhea, damp-heat jaundice, excessive damp-heat leukorrhagia, swelling and pain in waist and knees, damp-heat stranguria, etc.