Table of Contents 1 Pinyin 2 English Reference 3 General 4 Latin Name 5 English Name 6 Alias of Mother-of-Pearl 7 Source 8 Place of Origin 9 Taste and Meridian 10 Effects and Indications 11 Chemical Composition of Mother-of-Pearl 12 Pharmacological Actions of Mother-of-Pearl 13 Pharmacopoeial Standard of Mother-of-Pearl 13.1 Name 13.2 Source 13.3 Characteristics 13.3.1 Triangular Sail Mussel 13.3.2 Ruffled Coronet Mussel 13.3.3 Marmorated Pearl Mussel 13.4 Identification 13.5 Mother-of-Pearl Tablets 13.5.1 Concoction 13.5.1.1 Mother-of-Pearl 13.5.1.2 Calcined Mother-of-Pearl 13.5.2 Characteristics and Meridian 13.5.3 Functions and Main Indications 13.5.4 Methods of Use and Dosage 13.5.5 Storage 13.6 Provenance 14 References Attachment: 1 Formulas of Mother-of-Pearl in Traditional Chinese Medicines 2 Proprietary Chinese Medicines of Mother-of-Pearl 3 Ancient Chinese Texts Mother of Pearl 1 Pinyin

zhēn zhū mǔ

2 English Reference

motherofpearl [朗道汉英字典]/>

mother of pearl [朗道汉英字典]/>

concha margaritifera usta [湘雅医学专业词典]/>

concha pteriae [Xiangya Medical Dictionary]

mother of pearl [Xiangya Medical Dictionary]

Pinctada martensii [Xiangya Medical Dictionary]

Concha Margaritifera (拉)[中中醫学名词 Revision Committee. Chinese Medicine Nomenclature (2004)]

nacre [中中醫学名词审定委员会. Nomenclature of Chinese medicine (2004)]

3 Overview

Mother-of-pearl is the name of the traditional Chinese medicine, see "Drinking Tablets New Ginseng". It is the shell of the pearl mussel Pteria martensii (Dunker), the mussel Hyriopsis cumingii (Lea) or Cristaria plicata (Leach)[1].

The Pharmacopoeia of the People's Republic of China (2010 edition) contains pharmacopoeial standards for this Chinese medicine.

4 Latin name

Concha Margaritifera (拉) ("Nomenclature of Traditional Chinese Medicine (2004)")

5 English name

nacre ("Nomenclature of Traditional Chinese Medicine (2004)")

6 Alias of mother-of-pearl

True mother-of-pearl.

7 Source

Mother-of-pearl is the pearl layer of the shells of the mussel family Cristaria plicata Leach or the triangular sail mussel Hyriopsis cumingii Lea, and the pearly shells of the pearl mussel family Pteriamattensii (Dunker) [2].

8 Origin

Mother-of-pearl is mainly produced in Jiangsu, Zhejiang, Hubei, Anhui and other places [2].

9 Sexual flavor and meridian

Mother-of-pearl is sweet, salty and cold in nature; it enters the heart and liver meridians [2].

10 Effects and Indications

Mother-of-pearl has the effects of calming the liver and submerging the yang, settling the alarm and tranquilizing the mind, brightening the eyes, stopping bleeding and promoting the growth of muscles[2]:

Mother-of-pearl is used for the treatment of hyperactivity of the liver and yang, dizziness and ringing in the ears, eclampsia, palpitation and insomnia, epistaxis, avalanches and leaks, liver-heat, redness and swelling of the eyes, shyness and blindness, cataracts of the eye, darkness and blurring of the eyes with deficiency of the liver, blindness at night, and ulcers in the bulbous part of the stomach and the duodenum: decocted, 9 to 30 g, broken up and decocted first; Pearl layer powder 1 ~ 2g each time, 2 ~ 3 times a day, punch; or into the pill, bulk [2].

Mother of pearl for wet sores, itching, ulcers do not converge, chapped skin: research finely ground external [2].

Mother-of-pearl is commonly used in ophthalmology to calm the liver and quench the wind, has the effect of calming the liver and submerging the yang, clearing the liver and brightening the eyes:

(1) used for liver-heat and red eyes, or eyesight fainting due to liver deficiency, etc.. Used for liver-heat eye redness, fear of heat and shyness, often with Xia Gu Cao, hook vine, etc.; used for liver deficiency eyesight, blurred vision, often with white peony, ripened rhizome, etc..

(2) This product is used to calm the liver and submerge the yang, clear the liver, brighten the eyes and eliminate cataracts, which is similar to the stone cassia, and is often used as a substitute for the stone cassia.

11 The chemical composition of mother-of-pearl

Without calcining, boiling or water flying pearl layer powder contains a variety of amino acids, the content of about 1/3 of the pearl powder. also contains a large amount of calcium carbonate and calcium oxide, as well as traces of manganese, nickel, silicon, magnesium, gallium, aluminum, sodium, strontium, copper, iron, phosphorus and other elements. The mother-of-pearl layer of mother-of-pearl shells also contains porphyrin, chitin, etc. [2].

12 Pharmacological effects of mother-of-pearl

Mother-of-pearl has a preventive effect on galactose-crystalline cataracts, but also can delay aging, liver damage has a protective effect on the liver [2].

The concentrated hydrochloric acid extract of pearl layer has antihistaminic allergic effects on animals [2].

13 Pharmacopoeial standard of mother-of-pearl 13.1 Name

Mother-of-pearl

Zhenzhumu

MARGARITIFERA CONCHA

13.2 Source

This product is a member of the mussel family of mussels, the triangular sail mussel Hyriopsis cumingii (Lea), the pleated crown mussel Cristaria plicata (Leach), and the mussel Cristaria plicata (Leach). plicata (Leach) or Pteria martensii (Dunker) of the mussel family. Remove the flesh, wash and dry.

13.3 Traits 13.3.1 Triangular sail mussel

Slightly unequal quadrangular. Shell surface growth whorls arranged in concentric rings. The posterior dorsal margin protrudes upward, forming a large triangular sail-like hind wing. The inner surface of the shell has a distinct coat mark; the anterior closed-shell muscle mark is ovoid, and the posterior closed-shell muscle mark is slightly triangular. Both right and left shells with two proposed primary teeth, left shell with two elongate lateral teeth, right shell with one elongate lateral tooth; glossy. Texture hard. Gas slightly fishy, taste faint.

13.3.2 Ruffled crown mussel

Unequal triangular shape. The posterior dorsal margin extends upward into a large shaped crown. The inner surface of the shell coat scar slightly obvious; anterior closed-shell muscle scar large cuneate, posterior closed-shell muscle scar irregular oval, in the posterior lateral teeth below the longitudinal ribs and concave grooves corresponding to the shell surface. Both left and right shells with a short, slightly thick posterior lateral tooth and a weak anterior lateral tooth, neither with a proposed primary tooth.

13.3.3 Marbled pearl oyster

Obliquely quadrangular, with a large posterior auricle, a small anterior auricle, a straight dorsal margin, a rounded ventral margin, and a very fine, lamellar growth line. Closed-shell muscle scar large, oblong. With a raised, elongate primary tooth.

13.4 Identification

(1) The powder is white in color. Irregular pieces, the surface is more uneven, obvious granularity, some of the laminated structure, the edge of most of the irregular jagged. Prismatic fragments are rare, the sectional view is prismatic, the section is mostly flat and truncated, with obvious transverse stripes, a few stripes are not obvious.

(2) take the powder, add dilute hydrochloric acid, that is, a large number of bubbles, filtered, the filtrate showed calcium salt (Appendix IV) identification reaction.

13.5 Mother-of-pearl tablets 13.5.1 Concoction 13.5.1.1 Mother-of-pearl

Remove impurities, broken.

13.5.1.2 Calcined mother of pearl

Take clean mother of pearl, lighting calcination method (Appendix II D) calcined until crisp.

13.5.2 Taste and attribution

Salty, cold. Attributed to the liver, heart meridian.

13.5.3 Functions and Indications

Calming the liver and submerging yang, tranquilizing the mind and calming fright, brightening the eyes and eliminating cataract. It is used in treating headache and dizziness, palpitation and insomnia, redness and cataract of the eyes, and blurred vision.

13.5.4 Method of Use and Dosage

10～25g, first decocted.

13.5.5 Storage

Dry place, dustproof.

13.6 Provenance