People who need ginseng mainly show qi deficiency, and people with weak qi prohibit veratrum. If this kind of people use Veratrum alone, it will make the deficiency more virtual. If they are used together, it will inevitably destroy and offset the qi-invigorating effect of ginseng.

Veratrum nigrum, a traditional Chinese medicine named Qilidan, is the rhizome and root of Veratrum nigrum in Liliaceae, which is distributed in Anhui, Zhejiang, Jiangxi, Fujian, Taiwan Province, Hubei, Guangdong, Guangxi, Guizhou, Yunnan and other places. Its rhizome is slightly cylindrical, with a length of 1-2cm, and there is a residual leaf base at the junction of the top and the stem, which is withered and brown. The roots are tufted and thin, 3- 10cm long, grayish brown, densely wrinkled, light and brittle, and easily broken. Has the effects of stopping vomiting, removing blood stasis, relieving pain and killing insects.

Extended data:

pharmacological action

1, antihypertensive effect

The initial extract, aqueous solution and refined alcohol solution of Veratrum nigrum root have been proved to have obvious and lasting hypotensive effect by various anesthetized animal experiments, and there is no rapid tolerance phenomenon. The hypotensive effect is accompanied by slow heart rate, respiratory inhibition or pause (namely Besold-Jarisch effect).

2. Other functions

Veratrum nigrum has a strong toxic effect on houseflies.

References:

Baidu encyclopedia-Veratrum nigrum