What are the effects and functions of catechu

Many people have never heard of catechu. The first time they heard about it, they thought it was a variety of tea, just like the tea they drink daily. Catechu, the name of Chinese medicine, is the peeled branch of legume catechu, dried and dried. Decoction, harvest branches and stems in winter, remove the outer skin, cut into large pieces, decocted in water, concentrated, and dried. It is distributed in southern Yunnan and cultivated in Hainan. It has the function of invigorating blood and relieving pain, hemostasis, muscle growth, moisture removal, and lung clearing. The effect of phlegm is used for pain, trauma, bleeding, vomiting, sore, eczema, eczema, cough with lung heat, what are the specific effects and effects of catechu?

What are the effects and functions of catechu

To clear away heat and resolve phlegm, promote body fluid and quench thirst

This product is bitter and cool, has the function of clearing lung heat, resolving phlegm, promoting body fluid, and quenching thirst, so it is often used for phlegm-heat cough, displeased heat and thirst. For those with lung heat, asthma and cough, it can be compatible with Asarum and pig bile, or used with Scutellaria baicalensis Georgi and Mulberry bark, to clear the lungs, resolve phlegm and relieve cough. For those who suffer from heat and thirst, it can be matched with Anemarrhena, Trichosanthes, etc., to quench thirst by clearing away heat and generating fluid. For those with sore throat, it can be combined with borneol, persimmon cream and dry alum to clear away heat and moisturize the throat to relieve pain.

Hydration and sore

This product is bitter and astringent, it is the best at reducing dampness, dispelling rot and generating muscle, so it is often used for sores, eczema, running water and women with excessive leucorrhea. For those who have ulcerated ulcers that have not converged for a long time, they can be mixed with frankincense, myrrh, dragon’s blood, panax notoginseng, etc. to remove rot and grow muscles and agglomerate sores. Used to remove dampness and sore sores to relieve itching; for women who have excessive leucorrhea, they can take a bath with Cnidium acuminata decoction, or use it with bitter ginseng, cork, dry alum and other powders for external use to remove wet insecticide stop bands.

Effects on the cardiovascular system

Catechin can constrict the blood vessels of the isolated rabbit ears, and inhibit the isolated heart first and then excite. Intravenous injection of catechin can reduce guinea pig skeletal muscle tension, blood pressure, and breathe faster. Catechin can enhance the activity of tyrosinase, inhibit the activity of tyrosine decarboxylase, and reduce the level of adrenaline in the body, thereby reducing blood pressure.

Anti-pathogenic microorganism effect

Catechu has inhibitory effects on Staphylococcus aureus, Staphylococcus albicans, beta-hemolytic streptococcus, Candida albicans, Pseudomonas aeruginosa, Diphtheria, Proteus, Shigella, Typhoid, etc. For human immunodeficiency virus type I, herpes simplex virus type I and other viruses, as well as Trichophyton blue, Trichophyton concentric, Flavus vulgaris, Microsporum audusi, Microsporum rust-colored, and wool Dermatophytes such as Sporphyra vulgaris, Epidermophyton inguinale, Epidermophyton rubrum, and Nocardia stellaria also have varying degrees of inhibition.

Effects on the digestive system

The oral administration of catechin water solution can inhibit the peristalsis of the duodenum and small intestine of fasting rabbits, and promote the reverse peristalsis of the cecum, but it has almost no effect on the large intestine. Catechu can also temporarily increase the tension of the intestinal tract, which has the effect of preventing gastric ulcers. Catechin can significantly increase the bile flow of dogs and rats, and has a choleretic effect. Catechin can also inhibit the amine-forming enzymes of bacteria in the large intestine and block the production of indole substances, so it has an antidiarrheal effect.

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