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Antibacterial temperature-sensitive gel agent and preparation method thereof

A gel, temperature-sensitive technology, applied in the field of medical devices, can solve problems such as uneven smearing, complicated administration, secondary wound injury, etc., and achieve the effects of improving utilization, easy control of dosage, and promoting absorption.

Inactive Publication Date: 2019-04-23
HENAN HUIBO MEDICAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the gels in the existing commercially available products have defects such as complicated administration, uneven application, and easy to cause secondary damage to the wound during the administration process.

Method used

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  • Antibacterial temperature-sensitive gel agent and preparation method thereof
  • Antibacterial temperature-sensitive gel agent and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] An antibacterial thermosensitive gel prepared from the following raw materials in parts by weight: 5 parts of Poloxamer 407, 2 parts of Poloxamer 188, 1 part of methylcellulose, and 5 parts of transdermal absorption accelerator , 0.001 part of nano silver, surplus is water for injection, and the total consumption of above-mentioned raw material is 100 parts; The composition of described transdermal absorption enhancer is 10 parts of laurocapram, 30 parts of ethanol-propylene glycol solvent (v / v=5: 2), 1 part of clove essential oil, 1 part of cnidium oil, 1 part of cinnamon oil, 1 part of Ledum terpene.

[0027] The preparation method of above-mentioned antibacterial temperature-sensitive gel comprises the following steps:

[0028] (1) Laurocaprazine, clove volatile oil, cnidium oil, cinnamon oil, and Ledum terpene are added in ethanol-propylene glycol solvent and mixed uniformly to obtain a transdermal absorption accelerator;

[0029] (2) adding nano-silver to part of ...

Embodiment 2

[0033] An antibacterial thermosensitive gel, prepared from the following raw materials in parts by weight: 15 parts of poloxamer 407, 8 parts of poloxamer 188, 1 part of methyl cellulose, 2 parts of hydroxypropyl cellulose , 8 parts of transdermal absorption accelerator, 0.001 part of silver ion, 0.1 part of chitosan, and the balance is water for injection, and the total consumption of the above-mentioned raw materials is 100 parts; the composition of described transdermal absorption accelerator is 10 parts of laurocaprazine , 30 parts of ethanol-propylene glycol solvent (v / v=0.3:1), 2 parts of clove volatile oil, 3 parts of cnidium oil, 3 parts of cinnamon oil, 2 parts of Ledum terpene.

[0034] The preparation method of above-mentioned antibacterial temperature-sensitive gel comprises the following steps:

[0035] (1) Laurocaprazine, clove volatile oil, cnidium oil, cinnamon oil, and Ledum terpene are added in ethanol-propylene glycol solvent and mixed uniformly to obtain a ...

Embodiment 3

[0040] An antibacterial thermosensitive gel, prepared from the following raw materials in parts by weight: 25 parts of Poloxamer 407, 10 parts of Poloxamer 188, 1 part of methylcellulose, and 2 parts of hydroxypropyl cellulose , 2 parts of hydroxypropyl methylcellulose, 10 parts of transdermal absorption accelerator, 0.1 part of povidone-iodine, 0.001 part of triclosan, 0.099 part of polyhexamethylene biguanide, and the balance is water for injection. The dosage is 100 parts; the composition of the transdermal absorption accelerator is 50 parts of laurocapram, 75 parts of ethanol-propylene glycol solvent (v / v=5:1), 5 parts of clove volatile oil, 5 parts of cnidium oil, cinnamon Oil 5 parts, Ledum terpene 5 parts.

[0041] The preparation method of above-mentioned antibacterial temperature-sensitive gel comprises the following steps:

[0042] (1) Laurocaprazine, clove volatile oil, cnidium oil, cinnamon oil, and Ledum terpene are added in ethanol-propylene glycol solvent and m...

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PUM

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Abstract

The invention discloses an antibacterial temperature-sensitive gel agent. The antibacterial temperature-sensitive gel agent comprises a percutaneous absorption accelerant which is prepared from 1-5 parts of essential oil from clove, 1-5 parts of fructus cnidii oil, 1-5 parts of cinnamon oil and 1-5 parts of lepaloine. According to the antibacterial temperature-sensitive gel agent, by adding the essential oil from clove, the fructus cnidii oil, the cinnamon oil and the lepaloine to mutually cooperate to serve as the percutaneous absorption accelerant, the four components mutually cooperate andplay a synergistic role to promote absorption of the skin to effective constituents in the gel agent, the utilization rate of the gel agent is improved, the wound healing speed is increased, the irritation is low, the cytotoxicity is low and the biocompatibility is high; the gel agent is applied in a liquid form, and macromolecular semisolid gel is formed on the medicine application part; moreover, the biosecurity is high. The invention further provides a preparation method of the antibacterial temperature-sensitive gel agent. The preparation method has the advantages that operation is simple,implementation is easy, and industrial production is facilitated.

Description

technical field [0001] The invention relates to the field of medical devices, in particular to an antibacterial temperature-sensitive gel and a preparation method thereof. Background technique [0002] Gel is a polymer or macromolecular aggregate that can absorb a large amount of solvent but is insoluble in solvent. They can quickly swell and balance in water and can maintain their shape and three-dimensional space network structure. They are also called "soft materials". The gel exists in the form of liquid or semi-solid before storage and administration (at room temperature), it can undergo sol-gel transformation under temperature changes, and can perform repair and treatment of specific parts, and has good coupling with mucosa And hydration effect, good biocompatibility, slow release and controlled release of drugs, improve bioavailability of drugs, convenient medication, wide application range, suitable for a variety of drug delivery routes, has a great role in the field...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61K9/06A61K45/00A61K47/06A61K47/10A61K47/38A61K47/44A61P17/02A61P31/02A61P31/04
CPCA61K9/0014A61K9/06A61K45/00A61K47/06A61K47/10A61K47/38A61K47/44A61P17/02A61P31/02A61P31/04
Inventor 张建鑫杨帅
Owner HENAN HUIBO MEDICAL CO LTD
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