1、 Rose pharmacopoeia standard
This product is the dried flower buds of Rosa rugosa thunb., a Rosaceae plant. .
[character] this product is slightly hemispherical or irregular in shape, with a diameter of 0.7 ～ 1.5cm. The residual pedicel is covered with fine villous, and the receptacle is hemispherical, which is connate with the base of the calyx; Sepals 5, lanceolate, yellowish green or brownish green, finely pilose; Petals are mostly wrinkled, flattened and broadly ovate, arranged in tile shape, purplish red, some yellowish brown; Stamens numerous, yellowish brown; . It is light and brittle. The aroma is rich, and the taste is slightly bitter.
[identification] the sepals of this product have dense non glandular hairs, single-cell, multi curved, 136-680 μ m long, thick wall, and lignified surface. The head of the glandular hair is multicellular, oblate, 64-180 μ m in diameter, the stalk is multicellular, multilineage, 50-340 μ m in length, and sometimes single-cell branches can be seen at the base. The diameter of calcium oxalate clusters is 9 ～ 25 μ M.
[inspection] the moisture content shall not exceed 12.0% (the second method of general rule 0832).
The total ash content shall not exceed 7.0% (general rule 2302).
[extract] according to the hot leaching method under the alcohol soluble extract determination method (general rule 2201), using 20% ethanol as solvent, it shall not be less than 28.0%.
. Return to the liver and spleen meridians.
[usage and dosage] it can relieve qi depression, soothe blood and relieve pain. It is used for liver and stomach gas pain, less food, vomiting, irregular menstruation, falling pain.
[usage and dosage] 3 ～ 6G.
[storage] store in a cool and dry place.

2、 Chemical constituents of Rose (Rosa rugosa)the chemical constituents of Rose (Rosa rugosa L.)the chemical constituents of Rose (Rosa rugosa L.)the chemical constituents of Rose (Rosa rugosa L.)the chemical constituents of Rose (Rosa

. The content of citronellol can reach 60%, the content of geraniol is second to citronellol, nerolidol is 5-10%, syringol and phenylethanol are about 1% each. The oil also contains Nonanol, benzyl alcoholLinalool. In addition, the flower also containsQuercitrin, bitter taste, tannin, fatty oilgallic acid, red pigment, yellow pigment, waxyBeta caroteneEt al.
Fruits are rich in vitamin C, sugars such as glucose, fructose, xylose, sucrose, non-volatile acids such as citric acid, malic acid, quinic acid, etc. Flavonoids such asquercetin , isoquercetin, etc; It also contains a variety of pigments, such as phytoxanthin, lycopene, γ - carotene, etc. cycasin Isoquercitrin。

3、 Pharmacological action of rose

1. antiviral effect rose extract has antiviral effect on human immunodeficiency virus (HIV), leukemia virus and T-cell leukemia virus. Aristolochicine and neosuonarin I contained in it have inhibitory effect on reverse transcriptase of leukemia virus infected mouse cells, with IC50 of 0.04 μ g/ml and 0.10 μ g/ml, respectively. LD50 of these two components by gavage in mice is greater than 100mg/kg.

. Rose oil can promote bile secretion in rats. Catechins have nicotinic acid like effects, can be used in the comprehensive treatment of radiation diseases, and have anti-tumor effects.