Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

Medicament for preventing and curing avian infectious laryngotracheitis and preparation method thereof

A technology of tracheitis and drugs, applied in the field of drugs composed of extracts, can solve the problems of exacerbation of mortality, failure to reach, secondary infection of E. coli, etc., and achieve good curative effect

Inactive Publication Date: 2012-02-22
LANZHOU INST OF ANIMAL SCI & VETERINARY PHARMA OF CAAS +1
View PDF3 Cites 6 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the late stage of the disease often causes secondary infection of E. coli and aggravates the mortality rate, so a single treatment often does not have a good effect

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0016] 12 parts of Shandougen, 10 parts of Scutellaria baicalensis, 12 parts of Shegan, 10 parts of Radix Isatidis, 8 parts of bellflower, and 6 parts of licorice.

[0017] Accurately weigh each drug according to the above ratio, percolate with 10 times the amount of 70% ethanol, and concentrate the percolation solution under reduced pressure to form an extract; add 6 times the amount of water to decoct the dregs of the medicine for 1 hour, and then add 4 times the amount of water to decoct Boil for half an hour, filter, combine the filtrates, centrifuge at 3000r / min to remove precipitated impurities, then concentrate to a 2:1 concentrate (that is, 2 grams of raw medicinal materials are concentrated to 1ml), and dry it into a powder by a freeze dryer. Combine water extract and alcohol extraction, add 40% microcrystalline cellulose as filler, 15% cross-linked polyvinylpyrrolidone and 7% low-substituted hydroxypropyl cellulose as joint disintegrating agent, 1% colloidal bismuth ...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention discloses a medicament for preventing and curing avian infectious laryngotracheitis and a preparation method thereof. The medicament is prepared by the following traditional Chinese herbs by weight: 12 parts of subprostrate sophora, 10 parts of scutellaria baicalensis, 12 parts of blackberry lilies, 10 parts of isatis roots, 8 parts of platycodon grandiflorum and 6 parts of liquorice. The preparation method of the medicament comprises the following steps: first extracting the herbs with ethanol to obtain extract; adding water to dregs of the decoction after ethanol extraction and extracting, and then concentrating and drying to obtain water extract powder; mixing with the extract and obtaining the needed medicament, or adding microcrystalline cellulose to serve as a filler and a joint disintegrating agent and making into dispersible tablets. The medicament for preventing and curing the avian infectious laryngotracheitis gives full consideration to anti-inflammation, resistance to secondary infection, medicament guidance to lung channels and other aspects, has considerably good curative effects, and also can improve absorption of the insoluble medicament, shorten the time of the medicament for taking effect and improve bioavailability of the insoluble medicament.

Description

technical field [0001] The invention relates to a veterinary medicine, specifically a medicine for preventing and treating chicken infectious laryngotracheitis, which is composed of extracts of various herbal medicines. Background technique [0002] Infectious laryngotracheitis (ILT) is a highly contagious upper respiratory tract infection caused by an α-herpes virus, namely infectious laryngotracheitis virus (ILTV). The sickness rate of this disease is 100% when the acute outbreak occurs, and the mortality rate is as high as 5-70%. : 50-52; chicken infectious laryngotracheitis can drop up to 35% in laying hens egg production, see: "diagnosis of chicken infectious laryngotracheitis" Hu Renshan, "Chinese Journal of Veterinary Medicine", 1992, 18 (7): 9-10, is one of the important diseases that endanger the poultry industry. In order to effectively control the occurrence of this disease, scholars at home and abroad have carried out a lot of research work in recent years, and...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
IPC IPC(8): A61K36/88A61P31/22A61P11/00
Inventor 罗永江辛蕊华郑继芳梁歌谢家声王贵波罗超应李绵宇
Owner LANZHOU INST OF ANIMAL SCI & VETERINARY PHARMA OF CAAS
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com