Sihai network

What are the pharmacological effects of Eucommia ulmoides Oliv? The efficacy and function of Eucommi

Eucommia ulmoides, also known as bakelite, is a Eucommiaceae plant. Eucommia ulmoides has few free amino acids and contains a small amount of protein. It is a complete protein similar to most foods, that is, it can hydrolyze and detect 8 kinds of amino acids necessary for human body. What are the pharmacological effects of Eucommia ulmoides Oliv? Let's check the efficacy and function of Eucommia ulmoides Oliv in traditional Chinese medicine.

[D 0P] Eucommia ulmoides Oliv. Can enhance adrenal cortex function, enhance immune function, have sedative, analgesic and diuretic effects, have a certain cardiotonic effect, weaken uterine spontaneous contraction and antagonize uterine contraction drugs. Nature and taste of Eucommia ulmoides Oliv: sweet, slightly pungent, warm.

① Ben Jing: the taste is pungent and flat.

② Bielu: sweet, warm and nontoxic.

③ On medicinal properties: bitter taste.

Usage and dosage: oral: decoct soup, 3 ~ 5 yuan; soak wine or into pills, powder.

Chemical composition:

The contents of Eucommia gum in bark, root bark and leaves were 6-10%, 10-12% and 2% - 4%, respectively. In addition, it contains 0.142 mg% glucoside, 0.066 mg% alkaloid, 6.5 mg% pectin, 2.9 mg% fat, 1.76 mg% resin, 0.25 mg% organic acid, 2.15 mg% ketose (before hydrolysis, 3.5 mg%) after hydrolysis), 0.7 mg% vitamin C, and 0.5 mg% vitamin C. It contains vitamin E, vitamin B and & beta; - carotene, as well as many essential trace elements, such as aldose and chlorogenic acid.

The fatty acid composition of seed oil was linolenic acid 67.38%, linoleic acid 9.97%, oleic acid 15.81%, stearic acid 2.15%, palmitic acid 4.68%. The fruit contains 27% gum and is easily soluble in ethanol, acetone and other organic solvents.

Pharmacological action:

① Antihypertensive effect, such as Eucommia antihypertensive tea

② Diuretic effect

Various preparations of Eucommia ulmoides have diuretic effect on anesthetized dogs, and there is no rapid tolerance phenomenon. It also has diuretic effect on normal rats and mice. The content of potassium in Eucommia ulmoides Oliv is 0.4%, so it is inferred that diuresis may be related to potassium.

③ Other functions

The clinical use of Eucommia ulmoides extract can reduce the blood pressure of patients with hypertension, and improve the symptoms of dizziness and insomnia. Large dose (20-25 g / kg / day) of Eucommia ulmoides extract can make dogs quiet, sleepy and not easy to accept external stimulation.

The leaves of Eucommia ulmoides contain Eucommia gum, pinoresinol diglucoside, kaempferol, Eucommia glucoside, ajugaoside, rapotoside, harpagoside acetate, galactitol, and some trace elements such as zinc, copper, iron, calcium, phosphorus, manganese, lead, etc.