Sorbus mandshurica

Sorbus mandshurica

(Jilin Chinese herbal medicine)

[synonym] Baihua huacatalpa (picture of common trees in Hebei) and majiamu (Chinese herbal medicine in Jilin).

[source] it is the fruit, stem and stem bark of Sorbus mandshurica.

[plant morphology] Sorbus bungei

Small trees, up to 8 m tall; bark gray; twigs villous; winter buds large, four conical, dense white villous. Leaflets 11-15, oblong to oblong lanceolate, 2-5.5 cm long, 1-1.7 cm wide, base cuneate, apex acute, margin more than 1 / 3 serrate, dark green above, pale white below, white pilose or glabrous; stipules large, nearly ovate, dentate, persistent, at least shedding after flowering. Compound corymb terminal, 10-12 cm in diameter, white pilose or glabrous; flowers white, sepals 5, triangular; petals 5, round or ovate. The fruit is subglobose, 6-8 mm long, orange or red, with residual perianth at the top. The flowering period is June. The fruit period is from September to October.

It likes moist soil and grows along the shady slopes of streams and valleys. It is distributed in Northeast China, North China and Gansu.

[collection] harvest in summer and autumn.

[chemical composition] it contains volatile oil, steroids, coumarin, flavonoid glycosides, cardiac glycosides and saponins.

[nature and taste] Handbook of commonly used Chinese herbal medicines in Northeast China: "fruit: sweet and bitter, flat. Stem and skin: bitter, cold. "

Functions and indications: antitussive and expectorant, invigorating spleen and promoting diuresis. Treatment of chronic tracheitis, tuberculosis, edema.

① Jilin Chinese herbal medicine: "diuretic, strong. Treatment of edema, tuberculosis. "

② "Northeast commonly used Chinese herbal medicine manual": "benefit lung, cough, spleen and body fluid. Treatment of tuberculosis, asthma, cough, gastritis, stomachache, vitamin A, C deficiency. "

[usage and dosage] oral administration: decoction, 1-2 Liang fruit, 3-5 yuan stem and stem bark.

[formula selection] 1. Treatment of edema: the mature fruit of majiamu is Wuqian. Fried in water, twice a day. (Jilin Chinese herbal medicine)

② Treatment of tuberculosis: three money from the bark of Majia tree. Fried in water, once a day. (Jilin Chinese herbal medicine)

[clinical application] treatment of chronic tracheitis

The sugar coated tablets were made from the bark of Sorbus mandshurica (each containing 2.7g crude drug), 6-7 tablets were taken each time, 3 times a day, 10 days as a course of treatment. 46 cases were observed. After 3 courses of treatment, 5 cases were near control, 9 cases were markedly effective and 19 cases were effective. Preliminary observation shows that it has certain curative effect on cough, asthma and phlegm, but its antitussive and expectorant effects are better than antiasthmatic effects. Side effects: a small number of patients had gastrointestinal reactions such as stomach discomfort, nausea, poor appetite, loose stools and headache, and most of them disappeared by themselves.