The efficacy and function of Tongguxiao

Tongguxiao is a kind of traditional Chinese medicine, which is very helpful for many diseases. Let us give a brief introduction to Tongguxiao.

[Other name] White dog intestines (Guangxi Chinese Materia Medica)

[Source] It is the root of the Acanthaceae plant. Available all year round. Use dried or fresh.

[Original morphology] A slightly woody large vine, with young stems densely covered with rough short hairs, obvious nodes, and slightly swollen. The leaves are opposite, broadly ovate, 12 to 18 cm long, gradually pointed at the apex, cordate at the base, rough and hairy on both sides, with angular or shallowly lobed edges. The flowers are large, axillary, stalked, solitary or in long, drooping racemes; the bracts are ovate, about 3 cm long, surrounding the flower buds and falling off; the calyx is a narrow ring; the corolla is 5 to 8 cm long, light blue or dark blue, or nearly white on the outside, the corolla tube is enlarged above the ovary, 5-lobed, the lobes are expanded, and the diameter is about 7 cm; there are 4 stamens, attached to the corolla tube near the base; the ovary is superior, 2-chambered, and the style is long. It's hard to be strong. Flowering period is between summer and autumn. Mostly cultivated in gardens.

[Habitat distribution] Distributed in Guangdong, Guangxi, Yunnan, Fujian and other places.

[Properties] The dried roots are cylindrical, with a grayish-yellow surface, fine longitudinal wrinkles and root marks. It is hard in texture, grayish white in cross section, and has a prominent central column. Fresh roots are fleshy.

[Pharmacological action] The decoction of leaves and stems is not very toxic when injected intraperitoneally into mice (two mice were given 1 gram each, and no one died or only one died within 24 hours). It had no significant effect on the isolated guinea pig ileum, rat uterus, toad rectus abdominis muscle and rat hind limb perfusion test.

【Nature and flavor】 "Guangxi Chinese Materia Medica": "Taste slightly spicy, neutral in nature."

【Functions and indications】 "Guangxi Chinese Materia Medica": "It can dispel wind and fix bones. It can treat rheumatism, trauma and bone setting."

[Usage and Dosage] For oral use: decoct in water, 3 to 8 qian.

【Excerpt】 《*Dictionary》

I believe that through the detailed introduction of Tongguxiao in this article, everyone can understand the efficacy and medicinal properties of Tongguxiao. I hope this helps you all.