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Compound heartleaf houttuynia herb bacteriostatic Chinese medicinal film and preparation method thereof

A technology for compound Houttuynia cordata and Houttuynia cordata extract, which can be used in pharmaceutical formulations, topical antibacterial agents, medical preparations containing active ingredients, etc., and can solve problems such as drug resistance

Inactive Publication Date: 2011-05-18
TIANJIN BIJIA PHARMA CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The first object of the present invention is to overcome the shortcoming that the western medicine antibiotic film is easy to produce drug resistance, and provide a soft, transparent, safe, hydrophilic, breathable and non-irritating compound made of natural pure Chinese medicine Houttuynia antibacterial traditional Chinese medicine film

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0029] (1) Preparation of various flavors of traditional Chinese medicine extracts:

[0030] Preparation of Houttuynia cordata extract

[0031] Weigh 65g of medicinal Houttuynia cordata, add 2500ml of distilled water, stir and soak in a water bath at 50°C for 2 hours, filter to obtain a dark brown Houttuynia cordata extract, pH 5, and store at 4°C for later use.

[0032] Take another 65g of medicinal Houttuynia cordata, and use the same method to obtain dark brown Houttuynia cordata extract. Add 8 g of activated carbon to the filtrate, boil for 4 to 5 minutes, and filter to obtain decolorized Houttuynia cordata extract, which is stored at 4°C for later use.

[0033] Preparation of Dandelion Extract

[0034] After the dandelion is crushed, weigh 60g, add 1000ml of distilled water, stir in a water bath at 50°C, soak and extract for 2 hours, centrifuge at 3000rpm for 20min, take the upper colloidal solution pH 7, store it at 4°C for later use, and discard the residue.

[0035]...

Embodiment 2

[0042] 30 parts of Houttuynia cordata extract, 20 parts of dandelion extract, 8 parts of gallnut extract; 15 parts of chitosan, 2 parts of glycerin. Each component is composed in parts by volume. The preparation method of compound Houttuynia herba film is the same as in Example 1.

Embodiment 3

[0044] 20 parts of chitosan, 2 parts of glycerin, 40 parts of Houttuynia cordata extract (decolorization), 30 parts of dandelion extract, 10 parts of gallnut extract. Each component is composed in parts by volume. The preparation method of compound Houttuynia herba film is the same as in Example 1.

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PUM

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Abstract

The invention discloses a compound heartleaf houttuynia herb bacteriostatic Chinese medicinal film and a preparation method thereof. The Chinese medicinal film consists of the following components in part by volume: 15 to 25 parts of chitosan, 5 to 100 parts of Chinese medicinal active ingredients and 1 to 2 parts of glycerin, wherein the Chinese medicinal active ingredients comprise the following raw materials in part by volume: 28 to 55 parts of heartleaf houttuynia herb extract, 20 to 40 parts of Mongolian dandelion herb extract and 5 to 15 parts of Chinese gall extract. The Chinese medicinal film has different degrees of bacteriostatic effects on staphylococcus aureus, staphylococcus epidermidis and Escherichia coli.

Description

technical field [0001] The invention belongs to the technical field of traditional Chinese medicine preparations, and relates to a compound Houttuynia antibacterial traditional Chinese medicinal film and a preparation method thereof. Background technique [0002] Staphylococcus epidermidis is a bacterium that grows on the epidermis of organisms. Parasitic in human skin, vagina and other parts, it is a normal flora type. Staphylococcus (Staphylococcus) is a group of Gram-positive cocci, so named because they often pile up into bunches of grapes. Most are non-pathogenic bacteria, a few can cause disease. Staphylococcus, the most common pyogenic coccus, is an important source of nosocomial cross-infection. [0003] (1) Morphological staining Spherical or slightly elliptical, about 1.0um in diameter, arranged in the shape of grapes. Staphylococci have no flagella and cannot move. No spores, except for a few strains generally do not form capsules. Easily stained by commonly...

Claims

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Application Information

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IPC IPC(8): A61K36/78A61K9/70A61P31/02A61K35/64
CPCY02A50/30
Inventor 范培柱
Owner TIANJIN BIJIA PHARMA CO LTD
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