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Itching-relieving hydrogel dressing and preparation method thereof

A technology of hydrogel and raw materials, applied in the direction of pharmaceutical formulations, plant raw materials, medical preparations containing active ingredients, etc., can solve the problems of poor transdermal absorption, adverse reactions, and low bioavailability, and achieve relief of skin and mucous membranes. Itching, no side effects, good therapeutic effect

Active Publication Date: 2016-02-03
DONGGUAN DAQING MEDICAL DEVICES CO LTD +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although hormone drugs have quick effects on anti-inflammation, antipruritic and exudation reduction, they recur soon after drug withdrawal, and long-term use can easily cause many adverse reactions, such as rough skin, enlarged pores and pigmentation
Although there are many traditional Chinese medicine treatment methods, there are few drugs for external use, and the traditional external preparations of traditional Chinese medicine are mostly lotions, powders, oils, fumigants, tinctures, etc., which are inconvenient to use, poor transdermal absorption, low bioavailability, Defects such as easy to fall off and affect the appearance

Method used

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  • Itching-relieving hydrogel dressing and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0127] A kind of antipruritic hydrogel dressing, it is made up of the raw material of following percentage by weight:

[0128] Phellodendron Phellodendri Extract 3%

[0129] Scutellaria baicalensis extract 3%

[0130] Sophora flavescens extract 3%

[0131] Cnidium extract 3%

[0132] White fresh bark extract 3%

[0133] Mint 2%

[0134] Glycerin 2%

[0135] Carbomer 2%

[0136] Chloral Hydrate 1.5%

[0137] ε-Polylysine 0.5%

[0138] Camphor 0.5%

[0139] Borneol 0.3%

[0140] Propylene Glycol 0.1%

[0141] Purified water balance.

[0142] The phellodendron extract is the phellodendron extract filtered through a 80-mesh sieve; the Scutellaria baicalensis extract is the scutellaria baicalensis extract filtered through an 80-mesh sieve; the Sophora flavescens extract is the flavescens extract filtered through an 80-mesh sieve; The Fructus Cnidii extract is the Fructus Cnidii extract filtered through a 80-mesh sieve; the fresh bark extract is the fresh bark extract fi...

Embodiment 2

[0148] A kind of antipruritic hydrogel dressing, it is made up of the raw material of following percentage by weight:

[0149] Phellodendron Phellodendri Extract 4%

[0150] Scutellaria baicalensis extract 4%

[0151] Sophora flavescens extract 4%

[0152] Cnidium extract 4%

[0153] White fresh bark extract 4%

[0154] Mint 3%

[0155] Glycerin 2.5%

[0156] Carbomer 2.5%

[0157] Chloral Hydrate 1.8%

[0158] ε-Polylysine 0.8%

[0159] Camphor 0.8%

[0160] Borneol 0.4%

[0161] Propylene glycol 0.15%

[0162] Purified water balance.

[0163] The Cortex Phellodendri extract is the extract of Cortex Phellodendri filtered through a 90-mesh sieve; the extract of Scutellaria baicalensis is the extract of Scutellaria baicalensis filtered through a 90-mesh sieve; the extract of Sophora flavescens is the extract of Sophora flavescens filtered through a 90-mesh sieve; The Fructus Cnidii extract is the Fructus Cnidii extract filtered through a 90-mesh sieve; the fresh bar...

Embodiment 3

[0169] A kind of antipruritic hydrogel dressing, it is made up of the raw material of following percentage by weight:

[0170] Phellodendron Phellodendri Extract 5%

[0171] Scutellaria baicalensis extract 5%

[0172] Sophora flavescens extract 5%

[0173] Cnidium extract 5%

[0174] White Fresh Bark Extract 5%

[0175] Mint 3.5%

[0176] Glycerin 3%

[0177] Carbomer 3%

[0178] Chloral Hydrate 2%

[0179] ε-Polylysine 1%

[0180] Camphor 1%

[0181] Borneol 0.5%

[0182] Propylene Glycol 0.2%

[0183] Purified water balance.

[0184] The Cortex Phellodendri extract is the extract of Cortex Phellodendri filtered through a 90-mesh sieve; the extract of Scutellaria baicalensis is the extract of Scutellaria baicalensis filtered through a 90-mesh sieve; the extract of Sophora flavescens is the extract of Sophora flavescens filtered through a 90-mesh sieve; The Fructus Cnidii extract is the Fructus Cnidii extract filtered through a 90-mesh sieve; the fresh bark extract i...

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Abstract

The invention relates to the technical field of medical dressings, in particular to an itching-relieving hydrogel dressing and a preparation method thereof. The itching-relieving hydrogel dressing comprises cortex phellodendri extract, radix scutellariae extract, radix sophorae flavescentis extract, fructus cnidii extract, cortex dictamni extract, mint, glycerol, carbomer, chloral hydrate, epsilon-polylysine, camphor, borneol, propylene glycol and purified water. The itching-relieving hydrogel dressing has the advantages that by being prepared from pure traditional Chinese medicines except for adjuvants, the itching-relieving hydrogel dressing is little in irritation, free from toxic or side effect, safe to use, good in permeability and treatment effect and quick in action and can be used for relieving symptoms such as skin and mucosa itching caused by cicatrices formed after burn, scald, operations and vagina or various other wounds.

Description

technical field [0001] The invention relates to the technical field of medical dressings, in particular to an antipruritic hydrogel dressing and a preparation method thereof. Background technique [0002] Skin pruritus is the most common disease in dermatology outpatient clinics. Clinically, those with skin itching without primary skin damage are called pruritus, and it is called wind pruritus in traditional Chinese medicine, which belongs to the category of "itch wind" in traditional Chinese medicine. The main manifestations are dry skin, desquamation, and excessive itching, and skin ulceration, multiple scratches, and blood scabs may occur due to repeated scratching. Skin pruritus caused by various reasons has a large number of patients, and the onset is common and frequent, especially in elderly patients. Although skin pruritus will not bring serious harm, it will affect the patient's mood, work and quality of life over time , can lead to insomnia or poor sleep, easy to ...

Claims

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Application Information

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IPC IPC(8): A61L15/44A61L15/40A61L15/42A61K36/756A61P17/04A61K31/045A61K31/125
Inventor 梁奕福
Owner DONGGUAN DAQING MEDICAL DEVICES CO LTD
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