How much do you know about the efficacy and role of Audi tea

There is a kind of Chinese medicinal material called “Purple Golden Bull”. It is a rare herb in the south. It is produced in the south and is mostly for personal use. It is rarely sold in trade markets and herbal stores. The plant is an evergreen shrub, dark red, and has slender adventitious roots. This traditional Chinese medicine is said to be not a thousand years old in Suzhou, Jiangsu Province. The stems and leaves are used as a tonic agent and have hemostatic effects to treat tuberculosis, cough and hemoptysis. The root bark has the function of detoxification and blood-breaking. It is sold in Shanghai for export. Introduction to the efficacy and role of Audi tea.

How much do you know about the efficacy and role of Audi tea

Antitussive effect: the decoction and its proposed catechin No. 1 have obvious cough relieving effects on the cough caused by electrical stimulation of the cat’s superior laryngeal nerve and the cough in mice caused by ammonia spray. The effect of catechin No. 1 is particularly significant. It may be It is the main cough suppressant of Aiddi tea. Its antitussive strength is equivalent to 1/4 to 1/7 of cocaine based on the dose, and it is intolerable even if it is administered to cats continuously for 23 days. It is speculated that the site of antitussive effect is in the center, possibly in the midbrain. Ai Dicha and Dwarf Tea No. 1 have no effect on reducing the dose of thiopental sodium in rats, no obvious analgesic effect on mice, large doses have no hypnotic effect on animals, and poisoned doses have no obvious respiration inhibitory effect on dogs. Tea Su No. 1 has no obvious resistance to the respiratory excitement caused by Nicosame. The suppression of the cough center by this drug may be selective, and there is no obvious suppression of other centers.

Expectorant and anti-asthmatic effects: Aidi tea decoction has obvious expectorant effects on mice by gavage. The intensity of action is equivalent to that of platycodon grandiflorum. The effect of intraperitoneal injection is stronger, but there is no obvious stimulation to rabbit eye conjunctiva. Sex, indicating that its expectorant effect may be produced by absorption. The effective ingredient of expectorant may be flavonoids. Gavage with catechin No. 1 has no expectorant effect and no obvious anti-asthmatic effect.

Effects on trachea-lung tissue respiration: Ai Dicha has the effect of reducing oxygen consumption in rat trachea-lung tissues. Chloranthin 1 acts on the enzyme system containing essential sulfhydryl groups, thereby reducing tissue respiration. But the effect is not strong.

Antiviral effect: Aidi tea decoction has a certain inhibitory effect on Staphylococcus aureus and influenza virus. After the tannin is removed, the antibacterial effect is lost; although the volatile oil and flavonoids have antibacterial effect in vitro, it is difficult to reach effective concentrations in the body.

Effect on experimental bronchitis in rats: daily inhalation of sulfur dioxide in rats that produce chronic bronchitis, oral administration of catechin No. 1 has certain preventive and therapeutic effects, manifested as goblet cell reduction, inflammatory cell infiltration, and emphysema And the degree of lung atrophy is reduced.

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