1. Alias
Uranairen and Xiaoliren.
2. Plant morphology
Deciduous shrub, upright. The bark is gray brown, with many branches and small branches covered in short hairs. Leaves alternate, petiole short, about 2 millimeters long, supporting leaves 2, linear, dividing in a grate shape, early falling; The leaves are oblong or elliptical, with few elliptical lanceolate shapes. The tips are acute or shortly acute, the base is wedge-shaped, and the edges are finely serrated. They are hairless or covered with microvilli between veins. Flowers bloom before or at the same time as leaves, solitary or in pairs, with stems, hairless; Calyx bell shaped, sepals 5, margin with shallow papillate serrations; Petals 5, white or nearly pink; Multiple stamens, unequal filaments; 1 pistil and 1 ovary. The drupe is nearly spherical in shape, bright red in color, with a nearly spherical or inverted nucleus, a slightly pointed tip, and a surface with 1-; 3 ditches. The seed is oval shaped. The flowering period is from April to May, and the fruiting period is in July.
3. Origin distribution
Born on barren hills or fixed sand dunes. Distributed in Heilongjiang, Jilin, Liaoning, Inner Mongolia and other places.
4. Harvesting and processing
When the fruits are ripe in summer and autumn, they are picked, the flesh is removed, the core-shell is broken, the seeds are taken out, and dried in the sun.
5. Characteristics of medicinal herbs
Long oval or oval shaped, 5-8 millimeters long and 3-5 millimeters in diameter. Surface light brown or yellow brown. The top is pointed, the base is round, and there is a linear hilum on one side of the tip. The base is rounded at the confluence, with a diameter of about 0.7 millimeters. At this point, most brown vascular bundles are scattered. The seed coat is thin, with white translucent residual endosperm on the inner surface, and 2 cotyledons, milky white, rich in oil. The air is faint and the taste is slightly bitter.
6. Sexual Taste Returning to the Classics
Flat in nature, with a spicy, bitter, and sweet taste. Guipi Meridian, Large Intestine Meridian, Small Intestine Meridian.
7. Effect and Function
Mild diarrhea and diuresis. Belonging to the category of laxatives, it is a moisturizing medicine.
8. Clinical application
Used to treat conditions such as constipation, edema, and oliguria. The dosage is 3-9 grams.
9. Pharmacological research
Thin layer chromatography and soluble protein electrophoresis analysis both have identification significance; Yuliren glycoside has a strong laxative effect; Saponins have cough stopping, expectorant, and asthma relieving effects; The extracted protein components IR-AI and IR-B have anti-inflammatory and analgesic effects when injected intravenously.
10. Chemical composition
This product mainly contains amygdalin, naringin A, naringin B, kaempferol, naringin A, naringin IR-A, naringin IR-B, and ursolic acid.
11. Usage taboos
Individuals with spleen deficiency and diarrhea are prohibited from taking it, and pregnant women should take it with caution.
12. Compatibility prescription
① To treat water vapor, swelling of limbs, shortness of breath, and difficulty in urination and defecation: 30g each of Yu Li Ren, Almond (cannon, peeled, pointed), and Coix seed. For the end, the rice paste pills are as big as the plane trees. Take forty pills each time, drink rice at any time. (Hygiene Easy Recipe)
② Healing the heartache of the deceased: Three seven pieces of Yu Liren, chewed until tender, are freshly drawn and submerged in water. Drinking warm soup is particularly wonderful. The pain stopped in a moment, but I boiled a thin salt soup and sipped it hot. (Yao and Zhong Fang)
③ To treat accumulated qi and prevent coughing, take 30g of Yu Liren. Use one liter of water, grind like apricot cheese, and remove impurities. Boil until there is no spicy flavor, then add a crispy jujube and let it sit gently before serving. (Yu Lirenjian from the "General Records of St. Ji")
④ Treating Sweat and Sweat: Yu Li Ren studied carefully. Take 3 grams per serving and mix with goose pear juice. (St. Francis of Assisi, such as San San)
⑤ Treating Crimson Eyes: Yu Liren, soup with peeled skin, finely ground, and infused with dragon brain to dot Crimson Eyes. (From "Ben Cao Yan Yi")
⊙ The content of the article is for clinical reference only. Non TCM professionals are not allowed to test drugs.