Wutong leaf

Wutong leaf

(compendium)

Wutong is a Wutong plant leaf. Its plant morphology is "Wutong Zi".

[chemical composition] it contains betaine, choline, β - geraniol, β - geraniol acetate, β - sitosterol, TRIACONTANE and rutin 0.15%.

[pharmacological action] leaf extract (decocted with water and then treated with alcohol) can cause blood pressure decrease in anesthetized dogs and cats by intravenous injection of 0.25-0.5 g / kg, lasting for 15 minutes to 1 hour. According to the preliminary analysis, the mechanism of hypotension is related to the dilation of peripheral blood vessels (slight dilation of perfused rabbit ears), and the decrease of heart rate at the same time (22.3%). It has significant sedative effect on mice (0.5 g / kg intraperitoneal injection can reduce their free movement). The toxicity was very low, and no death was caused by gavage of 6 g / mouse; the median lethal dose of intravenous injection was 8.3 g / kg.

[nature and taste] Fujian folk herbal medicine: "bitter, cold, non-toxic. "

Functions and indications: dispelling wind and dampness, clearing heat and detoxifying. Treatment of rheumatism, pain, numbness, carbuncle swelling, hemorrhoids, acne, trauma bleeding, hypertension.

① "Chinese tree taxonomy": boiling juice can cure leucorrhea. "

② "Guizhou folk medicine collection": "antitussive expectorant, in addition to rheumatism, numbness treatment. External use to stop bleeding. "

③ "Clearing away heat and detoxification" is a common Chinese herbal medicine manual of Guangzhou army. To cure carbuncle, sore, swelling and poison. "

[usage and dosage] oral administration: decoction, 0.5-1 Liang. External use: fresh leaf application, decocting and washing or grinding powder application.

[selection] 1. Treat rheumatism bone pain, fall fracture, asthma: Wutong leaf five money to one or two, water decoct clothes. (Handbook of commonly used Chinese herbal medicine of Guangzhou Army)

Second, the treatment of hair and death: Wutong, cotyledons, on the upper, ash, silk, honey, and apply it. (behind the elbow)

3. Treat the carbuncle on the back: take the fresh leaves of Wutong, wash it, press the holes with silver needle, and dip it with vinegar, then apply the whole leaf to the affected part. (Fujian folk herbal medicine)

IV: cure hemorrhoids: Wutong Ye Qizhang, sulfur five points. Fry the soup in half with water and vinegar, smoke first and then wash. (collection of tested prescriptions, Taijiang District, Fuzhou)

Wutong: take the fresh leaves of phoenix tree, wash it, use silver needle to piercing the pores, then use rice or boiling water to make the whole leaf apply to the affected area, and change it two times a day. (Fujian folk herbal medicine)

Treatment of bleeding wounds: Wutong leaf research into fine, external wound. (collection of tested prescriptions, Taijiang District, Fuzhou)

Treatment of diarrhea: Wutong leaves do not matter how much, water boil ten dozens of boiling, only bath two feet heel, its diarrhea is stopped. If the bath is close, the stool will be closed. (the theory of the Internal Classics) Wutong zhuzhuchi Decoction

[clinical application] treatment of hypertension

Wutong Ye syrup was observed in 80 cases of hypertension in stage I and II, 52 milligrams of Wutong leaf syrup, 10 milliliters (including 2 grams of dry medicine), 3 times a day, 28 patients were injected with Indus leaf injection, and 2 ml (containing 20 mg of flavonoid glycosides). After 2 months of treatment, 23 cases were markedly effective (diastolic blood pressure decreased by more than 20 mmHg), 37 cases were improved (diastolic blood pressure decreased by 10-20 mmHg), and 20 cases were ineffective (diastolic blood pressure decreased by less than 10 mmHg). Before and after treatment, 60 patients were examined for serum cholesterol. The average value of serum cholesterol was 249.5 mg before treatment and 175.9 mg after treatment, with an average decrease of 73.6 mg per patient. In 60 cases, 57 cases were significantly decreased (more than 50 mg%) in 41 cases, accounting for 72%. Nausea, stomach discomfort, abdominal pain, abdominal distension and other gastrointestinal reactions can be seen in the early stage of treatment. In addition, Wutong leaf tablets (dried extract powder pressed tablets) were 2 grams of dry medicine per tablet. After 2 months, the total effective rate of reducing blood pressure was 86%, of which the effective rate was 10%; the decrease rate of serum cholesterol was 80% (69% decreased by more than 21 mg% and 31% decreased by more than 50 mg%). Clinical observation showed that some female patients with obesity type hypertension had obvious diuretic effect, increased menstruation and weight loss, but serum cholesterol did not decrease significantly, but increased in some cases. The reasons need to be further studied.