Artemisia selengensis

(Ben Jing)

[synonyms] Jue (Book of songs), Po Hao (Biography of Mao poetry), Hu, Jue mu, Pang Bo (Biography of Xia Xiao Zheng), Bai AI Hao (sengshen Jifang), Peng Hao (Kaibao materia medica).

[source] it is the whole plant of Artemisia ordosica.

[plant morphology] Artemisia annua

Herbs biennial, 50-150 cm high. Stem covered with white hairs, much branched. The leaves on the upper part of the stem are pinnately divided or undivided; the terminal lobes are broad, linear, linear or sublanceolate; the apex is often obtuse; the upper part is green, with few hairs, and the lower part is gray green, with dense white hairs; the leaves on the upper part of the stem are pinnately divided or undivided; subsessile. The head is hemispherical, 5-7mm in diameter, pedunculate, drooping, arranged in panicles; the involucre is densely covered with white hairs, the outermost one is linear, grayish yellow green; the florets are tubular, yellow, with glandular spots on the surface, all of them are solid, the receptacle is hairy, and the hairs are as long as the florets. Achenes small, narrowly obovate, longitudinally striated, yellowish brown, less than 1 mm long. The flowering period is from August to September. The fruit period is from September to October.

It grows on rivers, grasslands and wasteland. Distributed in Northeast, North China and Gansu, Shaanxi and other places.

[chemical constituents] the green part of the plant contains a sesquiterpene baihaoning, and the aerial part contains artemisinin, artemisinin and artemisinin.

The dry plant contains alkaloids 0.12-0.2%, pyrophenolics 0.499%, flavonoids 0.831%, lactones, and trace furan coumarin. In addition, it also contains rutin and Isoquercitrin.

[pharmacological action] the sesquiterpene r-lactone isolated from it has inhibitory effect on Staphylococcus aureus and Escherichia coli in vitro.

Sweet and smooth.

① Ben Jing: "it tastes sweet and flat. "

② Bielu: "non toxic. "

③ Qianjin Shizhi: "it tastes bitter and pungent, flat and non-toxic. "

④ Meng Shen: "cold. "

[function indications] it is used to treat wind cold dampness, jaundice, heat dysentery, scabies and scabies.

① Ben Jing: "the main five Zang evil, wind cold dampness Bi, Buzhong Yiqi, hair black. Treat the heart and eat less often. "

② Meng Shen: "mash juice to remove heat, yellow and heartache. At the end of the leaf, summer storm water dysentery, to drink rice and a spoonful, fasting service. And burn ash to drench and decoct to cure drenching disease. "

[usage and dosage] oral administration: decoct soup or mash juice.

[selected formula] for the treatment of leprosy with sores all over the body: the ten bundles of Artemisia argyi are as big as Shengda, and the juice is boiled, and the yeast and rice are used, just like the wine making method, and then drink slightly when it is ripe. (sengshen Jifang)

[clinical application] treatment of acute bacillary dysentery

Take 2 liang fresh Artemisia or 1 liang dry Artemisia and fry in water. Take it 2-3 times, one dose a day, 5-7 days as a course of treatment, or make it into granules and tablets. A total of 100 cases were treated, 70 cases were markedly effective (clinical cure within 3 days), 23 cases were effective (clinical cure within 4-7 days), the cure rate was 93%. According to the observation of some cases, after taking the medicine, the average temperature returned to normal for 1.35 days, the stool returned to normal for 2.12 days, the abdominal pain disappeared for 1.55 days, and the weight after emergency disappeared for 1.68 days; the average time for stool microscopic examination to return to normal and bacteria to negative was 3.02 days and 5.65 days respectively. The curative effect seems to be higher than that of LITELING, doxorubicin and so on. The curative effect of granule and tablet seems to be worse than that of decoction.

Chinese PinYin : Bai Hao