Common variation of traditional Chinese medicine decoction pieces

The type and specification of traditional Chinese medicine decoction pieces must strictly comply with the Pharmacopoeia of the People's Republic of China, the "Code of Processing" and related regulations. In the storage of traditional Chinese medicine decoction pieces due to improper drying, or some of the ingredients contained in the environment are affected by the external climate or pests, it will gradually change, so that the color, smell, shape, internal organization, etc. of the drug appear Various variations. Common variations can be roughly divided into the following categories:

Worm

Insects are the phenomenon that the pieces are eroded by adults. The decoction pieces contain starch, sugar, fat, protein and other ingredients, which are beneficial to the growth and reproduction of pests. Therefore, zui is prone to insects, such as white peony, northern sand ginseng, medlar, anthus, rhubarb, mulberry and so on.

Moldy

Mildew, also known as mildew. It refers to the mildew caused by mold which is parasitic and propagated on its surface or inside under suitable temperature conditions after damp. The damage to the decoction pieces is large. China is located in the temperate zone, especially in the south of the Yangtze River. It is hot and humid in summer, and the flakes are prone to mold. Such as plantain, purslane, solo, purple and so on.

3. Oil spill

Oily, known as "going oil." It refers to the phenomenon that the surface of the tablet contains soft oil, oil, sugar, etc., which is soft, sticky, color-changing, oily, and oily when exposed to heat or moisture. Drinking oil is a kind of rancidity, affecting the curative effect and even producing adverse reactions.

Drinking tablets containing more fat, often due to heat, make the internal oil easy to overflow the surface and cause oil, such as baiziren, peach kernel, almond, fried sage, angelica, clove, fried jujube kernel, fried scorpion and so on. Pieces of sugar containing more sugar, often due to dampness caused by soft and "oil", such as Achyranthes, Ophiopogon japonicus, Asparagus, Rehmannia, Polygonatum and so on.

4. Discoloration

Discoloration means that the color of the pieces has changed, such as from shallow to dark or from dark to dark. Due to poor storage, the color of some drugs has changed from light to dark, such as diarrhea, white peony, yam, and smallpox, from white to yellow; some drugs have changed from bright to dark, such as flower safflower, chrysanthemum, honeysuckle, and plum blossom. Therefore, the change in color not only changes the appearance of the pieces, but also affects the intrinsic quality of the drug.

5. Loss of gas

Loss of odor means that the inherent odor of the pieces is affected by external factors, or the odor is lost or weakened during storage for a long time. The inherent odor of a drug is determined by the various components it contains. Most of these components are the main substances for treating diseases. If the odor is lost or weakened, the medicinal properties will be affected, thereby affecting the efficacy. The drug is mildewed, oily, and discolored, all of which can cause the odor of the drug to be lost; drugs containing volatile oil, such as cinnamon and agarwood, will gradually lose oil and dry due to the influence of temperature and air, so that the odor is lost; soybean meal and sand After the kernel is crushed, the smell will gradually evaporate and so on.

6. Weathering

Weathering refers to certain salt-containing drugs containing crystal water. When it comes into contact with dry air, it gradually loses crystal water and becomes an amorphous non-crystalline substance, which becomes powdery, and its quality and medicinal properties follow. A change has occurred. Such as cholestasis, borax, thenardite.

7. Deliquescence

Deliquescence refers to the phenomenon that solid pieces absorb moisture in moist air and the surface slowly dissolves into a liquid state. Such as green salt, salty autumn stone, thenardite and other drugs, these pieces are more difficult to store once they are mutated.

8. Adhesion

Adhesion refers to the phenomenon that some solid pieces are linked together by heat and sticky, which causes the original form to change, such as aloe vera, myrrh, gelatin, frankincense, antler gum, tortoise shell gum, and catechu tea.

9. Rotting

Rotting refers to some fresh pieces that are caused by the temperature and the microbes in the air, which cause sultry heat, which is conducive to microbial reproduction and activities leading to decay and decay, such as fresh ginger, fresh raw land, fresh reed root, fresh stone, etc. . Once the pieces are rotted, they cannot be used again.

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