1. Alias
Hu Chen Ye, milk cotyledons, Pu Chen Ye.
2. Plant morphology
Evergreen shrub, 3-5 meters high. The branches are dark gray with a small amount of thorns, and the small branches are covered with rusty brown scales. Single leaves alternate, without supporting leaves, leathery, broadly elliptical or oblong, 5-9 cm long, 2-4 cm wide, apex blunt, base rounded, entire or microwave-assisted, slightly rolled back to leaf, green and glossy on top, covered with silver white star shaped hairs and brown scales on the back, with 7-8 pairs of lateral veins. Fragrant flowers, 1-5 clustered in leaf axils; Flower stalk drooping; The perianth tube is tubular or funnel-shaped, white, with a four lobed tip and triangular lobes. The perianth tube has four edges and slightly contracts at the upper part of the ovary; 4 stamens, short filaments; Ovary superior, 1 chamber, ovule 1, style 1. The fruit is drupe shaped, rectangular in shape, surrounded by fleshy flower beds, brownish red in color, and densely covered with rust colored scales. The flowering period is from October to November, and the fruiting period is in May of the following year.
3. Origin distribution
Born in the mountains and shrubs. Distributed in Shaanxi, Hubei, Jiangsu, Anhui and other places.
4. Harvesting and processing
Harvest in autumn, remove impurities, and dry in the sun.
5. Characteristics of medicinal herbs
Elliptical or elongated, measuring 4-9 cm in length and 2-4 cm in width, with a blunt tip and a rounded base. The entire or microwave-assisted margin is leathery, with a light green or yellow green upper surface and a glossy appearance. A few black brown scales are scattered; The back of the leaf is covered with silver white star shaped hairs and scattered with many black brown or light brown scales. The main veins protrude from the back of the leaf and are densely covered with black brown scales. The leaf often rolls back towards the back, sometimes in a cylindrical shape. The petiole is thick and short, 0.5-1 cm long, gray black in color. Slightly hard and crisp in texture, with a slight odor and a slightly astringent taste.
6. Sexual Taste Returning to the Classics
Flat in nature, sour in taste. Return to the lung meridian.
7. Effect and Function
Tighten the lungs, relieve asthma, and cough. It belongs to the subcategory of cough suppressants and asthma relievers under the category of phlegm resolving cough suppressants.
8. Clinical application
Take 9-15 grams and decoct in water. Used to treat cough, asthma, and hemoptysis.
9. Pharmacological research
Has the function of dilating bronchi and relieving asthma. It has inhibitory effects on Staphylococcus aureus, pneumococcus, and Escherichia coli. The injection was directly applied to the bronchial mucosa of patients with chronic asthmatic tracheitis by spray method, and the effective rate of relieving asthma was 92.1%; The effective rate of acupoint injection method is 81.8%. Oral administration in clinical practice also has anti asthmatic effects.
10. Chemical composition
The leaves of Euphorbia scoparia contain coumarin, ursolic acid, oleanolic acid, β - sitosterol, and arbutin.
11. Usage taboos
Not yet clear.
12. Compatibility prescription
① Cough treatment: 15g fresh leaves of Euphorbia scoparia. Boil soup with a little sugar and take orally. (Quanzhou Materia Medica)
② Treatment of hemoptysis caused by pulmonary tuberculosis: 30g fresh leaves of Euphorbia scoparia and 18g rock sugar. Stew in boiling water, take after meals, and take twice a day. (Min Dong Materia Medica)
③ Treatment of bronchial asthma and chronic bronchitis: 18 grams of each of the leaves of Elaeagnus and Loquat, taken by decoction in water ("Commonly Used Herbs in Zhejiang Folk Medicine")
④ Swelling on the back, bleeding from golden sores: Crush and apply fresh Hu Chen Ye to the affected area. (Quanzhou Materia Medica)
⑤ Treating snake bites: Crush fresh Hu Chen leaves into juice and drink, apply residue to the affected area. (Quanzhou Materia Medica)
⊙ The content of the article is for clinical reference only. Non TCM professionals are not allowed to test drugs.