黄芩味苦,性寒。《本经》载其有“主诸热黄疸,肠,泄热,逐水,下血闭,恶疮疽,蚀火疡。”张元素曰:“黄芩之用有九,泻肺热,一也;上焦皮肤风热风湿,二也;去诸热,三也;利胸中气,四也;消痰膈,五也;除脾经诸湿,六也;夏月须用,七也;妇人产后养阴退阳,八也;安胎,九也。”据经典之说,黄 Astragalus is bitter and cold. The “Ben” contains “the main heat, the yellow peony, the intestines, the heat, the water, the blood, the bad, and the flaming ulcers.” Zhang element: “There are nine kinds of jaundice, and the lungs are hot.” A; also on the coke skin wind heat rheumatism, two also; to various hot, three also; chest chest gas, four also; eliminate phlegm, five also; in addition to the spleen by the damp, six also; Xia Yue required, seven also The woman gave birth to yin and retired from the sun, and also had eight;