willow branch

willow branch

(notes on materia medica)

[synonym] willow sticks ("pick Yuan Fang"), willow sticks ("Zhi Yuan Yi Cao").

[source] the branch of Salix babylonica.

[plant morphology] weeping willow, also known as Xiao Yang (Shuo Wen), Yang Liu (a collection of Materia Medica), Qing Si Liu (seeking the source of Materia Medica), Xian Liu, Diao Liu (a prescription for grass and trees), Shui Liu and Qing Ming Liu.

Deciduous trees, 10-12m high. There are long and drooping branches, branchlets Brown glabrous, pubescent when young. Leaves lanceolate to linear lanceolate, 9-16 cm long, 5-15 mm wide, apex acuminate, base cuneate, margin serrate, green above, white below, lateral veins 15-30 pairs; petiole 6-12 mm long. Flowers unisexual, dioecious; catkin leaves open first or at the same time with leaves; pedicel pubescent; male inflorescence 1.5-2 cm long, female inflorescence 5 cm long; bracts round to linear lanceolate, caducous; male flowers have 2 glands, stamens 2, separated, base villous; female flowers have a gland, ovary glabrous, sessile, style very short, stigma 2-lobed. Capsule 3-4 mm long, greenish brown, 2-lobed at maturity. The seeds are woolly. The flowering period is from March to April. The fruit period is from April to May.

Born in the wetland near the water. It is distributed in the Yangtze River Basin and South China.

The root and fibrous root (willow root), branch and root phloem (willow bark), leaf (willow leaf), flower (willow flower) and hairy seed (willow catkins) of this plant are also used for medicine. See special regulations for details.

[collection] all year round.

[chemical composition] xylem contains salicin.

[pharmacological action] salicin can be hydrolyzed to Saligenin and glucose by boiling with dilute hydrochloric acid or sulfuric acid. Salicin can be used as a bitter (local action on the stomach), after absorption, part of it becomes salicylic acid (antipyretic and analgesic), and then hydrolyzes quickly. Because the conversion of salicin to salicylic acid is not constant, the former can not replace the latter in clinic. 4-10% concentration of salicylidene can be used for local anesthesia, almost non-toxic.

Bitter, cold.

① Tang materia medica: "bitter taste, cold, non-toxic. "

② "The smell is bitter and pungent. "

[Guijing] "Depei Materia Medica": "enter the Foot Yangming and Jueyin meridians. "

Functions and indications: dispelling wind, diuresis, relieving pain and detumescence. It is used to treat rheumatism, arthralgia, gonorrhea, turbidity, urinary obstruction, infectious hepatitis, wind swelling, sores, erysipelas, dental caries and gingival swelling.

① "The collection of Materia Medica" says: "to cure children's cold and heat for one day and five days, boil willow branches and take a bath. "

② "Rihuazi Materia Medica": "can be consumed. "

③ According to the picture of Materia Medica in South Yunnan, "it is mainly used to treat blood coagulation, qi stagnation, wind cold and external beam; children's pox, with Aconitum depression and no rise of plasma, can be decocted or bathed. "

④ Compendium: "decocting and taking it can cure jaundice and white turbidity; boiling and ironing with wine can relieve pain and swelling, remove wind and relieve pain and swelling. "

⑤ "Must match the materia medica": "to wind heat, dehumidification Bi. "

[usage and dosage] oral administration: decoction, 1-2 Liang. External use: gargle with boiling water or fumigate.

[prescription selection] 1. For the treatment of urine drenching: a grasp of willow branches and three coins of licorice. Fried soup to drink. (behind the elbow)

② Treatment of infantile fetal fire without urine: willow twig, dry one grip, decoction of the service. (Ji Ji Fang)

③ Treatment of urine stem: a large number of withered Willows (branches). Fold and fry the soup, pour it into the bucket and smoke it. Take it orally. (collection of compendium)

④ Treatment of jaundice: Liuzhi three rises. Take a bucket of water, boil the thick juice, and take half a liter of it. (waitai)

⑤ Treatment of acute and chronic hepatitis: within an inch of two young willow branches, add 1000 ml of water, fry to 200 ml, once a day, twice a day. (selected prescriptions of Chinese herbal medicine in Xinjiang)

⑥ Treatment of toxic and anti flower sores: decoct willow branches and leaves as ointment. (duxingfang)

⑦ Cure leakage sore swelling and pain: Willow, can burning smoke, smoked water. (pick Yuan Fang)

⑧ Treatment of Yin stroke swelling and pain: willow branches three feet long, 20 pieces. Fine file, boiling extremely hot, so wrapped in silk swelling, still washed with hot soup. (WAN Seng Tan Ji Yan Fang)

⑨ To cure erysipelas of Tianzao, red starts from the back: apply willow ash with water. (waitai)

⑩ Treatment of dental caries: Willow (file) 1 liter, soybean 1 liter. Stir fried together, beans, in the magnetic Sheng, that wine three Sheng stains, after three days, the frequency of Taiwan spit. (ancient and modern prescriptions)

(11) treatment of teeth broken swelling, even ear brain swelling pain: willow branches, Sophora bark, poplar bark each grip. Use a small file, half of each, and a large cup of water. Fry until seven minutes. Remove dross, add salt and stir well. Heat and cold. (Sheng Hui Fang Liu Zhi Tang)

[clinical application] ① treatment of coronary atherosclerotic heart disease

The syrup is made from willow twigs and contains 6 liang of fresh raw medicine per 100 ml. if there is gastrointestinal reaction after taking, appropriate amount of malt (1 liang per 100 ml) can be added. 50 ml each time, 3 times a day, 2 months as a course of treatment. 40 cases were observed, including 31 cases of angina pectoris, 14 cases disappeared, 13 cases relieved, 4 cases unchanged; palpitation, chest tightness, shortness of breath, headache, limb numbness and other diseases, most of them were relieved or disappeared in varying degrees. The improvement time of symptoms was 2 days in the short group and 8 weeks in the long group. In some cases, urine output increased, edema subsided and sleep improved. Most of the 24 patients with hypertension were decreased in varying degrees. ECG 35 cases of re examination results, there are 15 cases of improvement, the effect of chronic coronary insufficiency seems to be good. According to the analysis of 38 cases, the rise and fall of cholesterol had no obvious effect. Side effects: some patients had loose stool and increased stool frequency after taking the medicine, which disappeared spontaneously within 1-2 weeks. A small number of urticaria, skin itching, individual skin cyanosis phenomenon. Anti allergic drugs can be added and disappear in 1-2 weeks.

② Treatment of chronic tracheitis

It has a certain short-term effect on cough, phlegm and asthma, but it is better for simple type. According to 82 cases, 34 cases were controlled, 26 cases were markedly effective, 21 cases were improved and 1 case was invalid. After taking medicine, it generally reflected that appetite increased and sleep improved. Only a few patients had diarrhea and abdominal pain reaction due to overdose, but the time was short and could disappear in vain without treatment. Usage: 4 pairs of willow branches, chopped and washed, decocted in water, 1 dose per day, 10 days as a course of treatment.

③ Treatment of infectious hepatitis

Use 2 liang of willow branches with leaves (1 liang of dried products), add 1 jin of water, fry until 300 ml, take twice. 253 cases of acute hepatitis (mainly jaundice type) were treated, the effective rate was 96.3%, and the average medication time was 28.5 days. The disappearance time of main symptoms: Anorexia 3.7 days, nausea and vomiting 2.7 days, abdominal distension 7 days. After taking most of the drugs, the upper abdomen congestion, bloating and appetite improved rapidly, and other gastrointestinal symptoms also relieved, the urine color became light, and the urine volume increased.

With fresh willow branches and maple poplar branches of 10 kg each, the injection was made into 1200 ml, intramuscular injection of 4 ml per day (half for children); with willow leaves and maple poplar leaves of 1.5 kg each, the injection was made into 1500-1800 ml by distillation method, intramuscular injection of 3 ml twice a day (half for children). The former is used for acute icteric hepatitis, the main function is to reduce jaundice and improve poisoning symptoms; the latter is used for acute infectious hepatitis, the main function is to reduce enzyme and floc. They can also take 3 liang of willow branches and 3 liang of maple branches and 1.5 liang of willow leaves and maple leaves every day to make decoctions for two times. 218 cases were treated by injection, 208 cases (95.4%) were cured, 10 cases (4.6%) were ineffective. Practice has proved that the shorter the onset time (within one month), the higher the cure rate. After treatment, it worked quickly: jaundice subsided in 3-12 days accounted for 74.8%; musk turbidity and musk floc test returned to normal in 30 days accounted for 83.1%; transaminase returned to normal in 30 days accounted for 83.1%; fatigue, loss of appetite, nausea, vomiting and other symptoms disappeared in 3-7 days. It has no effect on jaundice and abnormal liver function caused by cirrhosis.

Taking 2 liang of fresh and tender willow branches with leaves or 2 liang of poplar and willow branches (fresh products) fried in water, once or twice, for one week, can also prevent infectious hepatitis.

④ Treating burns

Take fresh willow branches, burn charcoal (not ash), grind fine powder, sift, mix it into thin paste with sesame oil, and apply it to the wound 1-2 times a day without bandaging. There is no need to wipe off the front dressing when changing the dressing, and let it remove the scab by itself. About 3-4 hours after administration, the wound gradually dried and formed eschar, with pain. At this time, you can apply sesame oil on the medicine to make it soft and moist. Do not wipe off the original medicine. Three cases of small area second degree burn were treated with this method. The effect was good and they were cured in 3-14 days.

Chinese PinYin : Liu Zhi