Folium Isatidis, Chinese medicine name. Indications: spots caused by heat toxin, erysipelas, sore throat, sores on mouth and tongue, sores and carbuncle, etc. So what do you know about the effects of Folium Isatidis? The following is the efficacy and function of the Chinese medicine Isatis indigotica carefully prepared for you. I hope it will help you! Morphological characteristics of Folium Isatidis < P > A biennial herb with a plant height of 5-1cm. Smooth powder cream. The root is thick, nearly conical, 2-3cm in diameter, 2-3cm in length, with khaki surface, short transverse stripes and a few fibrous roots. The basal leaves are rosette-shaped, the leaves are oblong to broadly oblanceolate, 5-15cm long and 1.5-4cm wide, the apex is blunt, the margin is entire, or slightly shallowly toothed, with rounded lobes or inconspicuous; The leaves at the top of the stem are wide and strip-shaped, entire and sessile. Racemes are terminal or axillary, forming a cone at the top of branches; Sepals 4, broadly ovate or broadly lanceolate, 2-3mm long; Petals 4, yellow, wide wedge-shaped, 3-4mm long, apex nearly truncated, margin entire, base with inconspicuous short claws; Stamens 6, 4 are long and 2 short, long stamens 3-3.2mm long and short stamens 2-2.2mm long; Pistil 1, ovary nearly cylindrical, style boundary not obvious, stigma truncated. The silique is nearly oblong, flat and hairless, with membranous wings at the edge, especially the wings at both ends are wider, and the fruit petals have midvein. 1 seed, oblong, light brown. The flowering period is April-May and the fruiting period is May-June. Usage and dosage of Folium Isatidis < P > Oral administration: decoction, 1-15g, fresh product, 3-6g; Or a juice-pounding suit. External use: tamping; Decocting and washing. Precautions of Folium Isatidis < P > People with deficiency and cold of spleen and stomach should not take it.

① "Ben Cao Jing Shu": it should not be applied to people with deficiency of cold and weak spleen.

② "materia medica from the beginning": do not use it unless the heart and stomach are hot and toxic.

③ "Despei Materia Medica": it is forbidden for those who have diarrhea due to deficiency. Efficacy and function of folium isatidis

clearing away heat and toxic materials; Cooling blood and removing spots. Main fever, high fever and polydipsia; Faint; Spotted rash; Hematemesis; Hemorrhage; Jaundice; Diarrhea; Erysipelas; Laryngalgia; Mouth sore; Ache. It can be used for warming pathogenic factors, coma due to high fever, rash, jaundice, dysentery due to heat, mumps, laryngitis, erysipelas and carbuncle.

① Bielu: Treating gas headache, fever and aphtha. Blue leaf juice, killing all kinds of drugs, relieving wolfsbane, and shooting poison.

② Tao Hongjing: It is often used in the prescription for treating cold, and it is good to treat heat and toxin except when it is needed. Blue juice, to detoxify. Coat five hearts with juice, and stop boredom. Treat bee and crab poison very much.

③ Compendium: Treating dysentery, jaundice, laryngitis and erysipelas. Blue leaf juice, detoxification of Mylabris, Gentiana, cured chicken, cinnabar and arsenopyrite.

④ "Ben Cao Zheng": it can cure pestilence, fever, rash, carbuncle, swelling and pain, remove polydipsia, stop epistaxis, vomit blood, and kill carbuncle, carbuncle and arrow poison. Anyone who uses heat and poison should use it with blue leaves to pound juice.

⑤ Manual of Common Chinese Herbal Medicines of Guangzhou Army: clearing heat and purging fire, cooling blood and detoxicating, removing blood stasis and stopping bleeding. Treat enteritis, bacillary dysentery, pharyngolaryngitis, tonsillitis, mumps, common cold, fever and gingival bleeding.

⑥ Jiangxi Herbs: Treating acute hepatitis, tuberculosis, silicosis, toothache, snake wound and allergic dermatitis. The prescription of Folium Isatidis

① Prevention of Japanese encephalitis and epidemic cerebrospinal meningitis: Folium Isatidis, five dollars, one or two soybeans, decocted in water, one dose a day, for seven days. (Jiangxi Herbal Medicine)

② Treatment of Japanese encephalitis, meningitis, cold and fever, mumps: five yuan to one or two of Folium Isatidis, one or two of Radix Lygodii. Decoct with water, two doses a day. (Jiangxi Herbal Medicine)

③ Treatment of spots caused by warm toxin: four taels of indigo naturalis, two taels of licorice, two taels of gum, and eight times of fermented beans. Boil two things with a bucket of water, take three and a half liters, remove me, remove me, boil three times with soy sauce, remove me, and take glue, and divide it into four servings. This treatment lasted for seven or eight days, and sweating and vomiting were too hot, which was very good (

)

④ When it is treated, it causes headache due to intense heat and sores like peas all over the body: three liang of Daqing, two or seven pieces of Gardenia (broken), one or two pieces of rhinoceros horn (scraps) and five pieces of black beans. Cut the four flavors, take five liters of water, boil two liters, and take three servings. Take it without fear. (Yanqing Decoction)

⑤ Those who treat measles are too red or slightly purple, or they are too severe: Daqing, Radix Scrophulariae, Radix Rehmanniae, Gypsum Fibrosum, Anemarrhena, Akebia Akebia, Cortex Lycii, Schizonepeta, Glycyrrhiza and Lophatherum gracile. Water-fried hot clothes. (Duan Ximeng's "Heart Method of Acne Rash" Daqing Decoction)

⑥ Cure rubella, erysipelas: Daqing is mashed, and when it is smashed, it will be scattered (first remove the evil blood with a magnetic front). (

⑦ Treatment of severe jaundice due to heat: two taels of indigo naturalis, one tael of Herba Artemisiae Scopariae and one tael of Gentiana macrophylla, and eight taels of trichosanthes. Decoct with water. ("Authentic Fang Mai")

⑧ Treatment of hepatitis without jaundice: two or two leaves of Isatis indigotica, one or two roots of Salvia miltiorrhiza and ten jujubes. Decoct with water. (Handbook of Chinese Herbal Medicine in Shandong)

⑨ People who are puzzled by fever and sleepy with diarrhea want to die: four ounces of Daqing, three ounces of licorice and halloysitum rubrum, two ounces of glue and eight ounces of fermented beans. Take a bucket of water, boil three liters, take three servings, and do more, two doses day and night. (

⑩ Daqingtang) Treating infantile dysentery: Pouring two liters of indigo juice, divided into four servings. (Secret Records of Mother and Child)

⑾ Treat malaria in high heat, and those who are not cold due to single heat: young leaves of Daqing are mashed with juice and drunk with raw white wine. (Authentic Fang Mai)

⑿ Treatment of pneumonia, high fever, asthma and cough: one to two fresh leaves of Isatis indigotica. Mash the juice, add a little honey, stew it hot and take it warm twice a day. (Quanzhou Materia Medica)

⒀ Cure cough due to upper breath, sip and breathe, keep quiet in the throat, and spit and stick: soak blueberries for a long time, pound and wring one liter of juice, take it on an empty stomach, and cook porridge with almond juice for a while, and rest for a day or two. Take it more according to the previous method, and spit. (

⒁ Treatment of blood stranguria, urine and blood: one to two ounces of fresh leaves of Isatis indigotica, and five dollars of raw land. Water-fried rock candy-blending clothes. Twice a day. (Quanzhou Materia Medica)

⒂ Treatment of larynx wind and laryngitis: Folium Isatidis is poured with juice to take effect. (

⒃ Treatment of swelling of throat and lip, erosion of mouth and tongue, sweet mouth and hot face: two copies of Radix Isatidis, Rhizoma Cimicifugae and Radix et Rhizoma Rhei (filing and frying), and three copies of dried Radix Rehmanniae (cutting and baking). Siwei coarse sieve. Every time you take two yuan bi, take a lamp of water and fry it until seven points. If you take it warm, the benefits will be better. (Daqing Decoction in Shengji Zonglu)

⒄ Do not suck milk for treating aphtha in children: 18 baht for Daqing and 12 baht for Huanglian. The first two flavors are finely cut, with three liters of water, and one liter is boiled and combined. Night after night. (Qian Jin Fang)

⒅ Treatment of big head plague: Wash fresh Folium Isatidis, mash it and apply it to the affected area, and at the same time take one or two fresh Folium Isatidis and decoct it for oral administration. (Quanzhou Materia Medica)

⒆ Treatment of deafness caused by brain heat: one or two of Radix Isatidis, Radix et Rhizoma Rhei (filed and fried), Fructus Gardeniae (peeled), Radix Astragali (processed), Cimicifuga Rhizoma, Rhizoma Coptidis (bearded), and two or two of sodium nitrate. On the seven flavors, it is the end of smashing Luo, and the honey pills are as big as buttonwood. Take 3 pills each time with warm water. (Daqing Pill in Shengji Zonglu)

1. Treating lymphadenitis; Inflammation such as infection after appendectomy: half a catty of Folium Isatidis and Folium Hibiscus, and three ounces of dandelion. Decoct in water for 12 hours, take 2 ml of juice, 2 ml each time, three times a day. ("Jiangxi Herbs")

(21) Prevention and treatment of furuncle, furuncle and miliaria: a big green leaf (fresh) three or two. Decoct with water, one dose a day. Appropriate amount of two green leaves, decoct in water, add appropriate amount of peppermint oil, and wash the affected area two or three times a day. (Jiangxi Herbs)