Licorice

Licorice

(Fujian folk herbal medicine)

[synonyms] Xiangyi, zhuzicao (Fujian folk herbal medicine), false liquorice, earth liquorice, false wolfberry (Guangxi Traditional Chinese medicine annals), sishicha (Minnan folk herbal medicine), bingtangcao (Guangdong traditional Chinese Medicine II), tonghuacao (Guangxi Traditional Chinese Medicine), jiejiezhu (Fujian traditional Chinese Medicine).

[source] it is the whole plant of Glycyrrhiza uralensis Fisch.

[plant morphology] Glycyrrhiza uralensis Fisch

Subshrub, 25-80 cm high, glabrous. The roots are strong. Stem erect, branched, lower part lignified. Leaves small, opposite and whorled, lanceolate to elliptic or obovate, 5-20 mm long, apex mucronate, base tapering into a short stalk, margin serrate. Flowers small, mostly white, solitary or paired; sepals 4, ovate oblong, ca. 2 mm long; corolla radial, 4-lobed, lobes elliptic, flower diameter 4-5 mm, throat hairy; stamens 4, anthers arrow shaped, yellow green; pistils 1, style slender, stigma discoid. Capsule ovoid to globose, 2-3 mm in diameter, style persistent, dehiscent after ripening. The flowering period is between summer and autumn.

Born in wasteland and village. Distributed in Guangdong, Guangxi, Fujian, Taiwan and other places.

[collection] it can be harvested all year round, fresh or dried in the sun.

[medicinal material] the dry stem is yellow green, the branchlets are fine striped, smooth and glabrous. The leaves are mostly curly, the capsule is small and spherical, with many cracks and tiny powdery seeds. The main root is cylindrical, straight or curved, often divided into lateral roots and regenerated fine roots. The length of the main root is 10-15 cm, the diameter of the head is about 8 mm, the diameter of the middle is about 5 mm, and the surface is pale yellow with longitudinal wrinkles. It is hard and brittle, with broken section, light yellow green, thin skin and clear pith line of wood.

Produced in Guangxi, Guangdong, Fujian and other places.

[chemical constituents] the whole herb (aerial part) contains 1.6% alkaloid, glycyrrhizin and amilin. The root contains about 1% mannitol and tannin. The root bark contains hexanol, β - sitosterol and D-Mannitol.

[pharmacological action] intravenous injection of water or alcohol extracts of roots in anesthetized cats can cause the decrease of blood pressure and respiratory depression, which can excite the isolated toad heart. The tension and movement of isolated rabbit duodenum were inhibited. It has a little excitatory effect on isolated rat uterus. It had no effect on guinea pig ileum and Toad rectus abdominis in vitro. The water extract is more toxic to mice, but the alcohol extract is almost non-toxic.

Oral administration of 15-20 mg of amilin can relieve the symptoms of patients with diabetes. Within one month, both urine sugar and blood glucose have decreased significantly, which is gradual. Unlike insulin, blood glucose level will not fall below the normal value. Some patients with ketonuria, proteinuria, acidemia, symptoms can also be reduced. The anemia of diabetic patients can also be corrected, and the excessive blood phosphorus and hypercholesterolemia can be reduced.

[nature and taste] ① Fujian folk herbal medicine: "sweet, flat, non-toxic. "

② "Sweet, cool" in the Handbook of commonly used Chinese herbal medicine of Guangzhou Army. "

Functions and indications: clearing away heat and toxin, diuresis and detumescence. Treatment of lung heat cough, summer heat diarrhea, beriberi edema, children measles, eczema, heat rash, laryngitis, erysipelas.

① "Fujian folk herbal medicine": "antipyretic diuretic, regulating the lung. "

② "Guangxi Traditional Chinese medicine annals:" antipyretic Qufeng, but also the solution of cassava poisoning. "

③ "Clearing heat and removing dampness" is a common Chinese herbal medicine manual of Guangzhou army. Treatment of cold, fever, enteritis, diarrhea, beriberi edema, adverse urination. "

[usage and dosage] oral administration: decoction, fresh 2-3 Liang. External use: tamping.

[prescription selection] ① for beriberi edema: one or two fresh wild licorice and one or two brown sugar. Fried in water, taken before meals, twice a day. (Fujian folk herbal medicine)

② Prevention and treatment of measles: wild licorice water for tea, even three days. (Minnan folk herbal medicine)

③ Treatment of children with liver fire: fresh wild licorice five money, drink with rock sugar, boiled water stew service. (Fujian folk herbal medicine)

④ Treatment of eczema, heat rash: fresh wild licorice juice rubbing. (Guangxi Chinese herbal medicine)

⑤ Treatment of children with exogenous fever, enteritis, adverse urination: wild licorice five money to one or two, decoction. (Guangxi Chinese herbal medicine)

⑥ Treatment of lung heat cough: fresh wild licorice 1 to 2 liang, decoction.

⑦ Treatment of laryngitis: fresh wild licorice four Liang, pound juice honey service.

⑧ Treatment of erysipelas: fresh wild licorice two liang, a little salt, with mash, water decoction. (6) Fujian Chinese herbal medicine is listed below.)