Natural medicine refers to animal medicine, planting medicine and mineral medicine which have been proved to have certain pharmacological activities by modern medical systems. Natural medicine is not the same as Chinese medicine or Chinese herbal medicine. With the development of society, people are paying more and more attention to the negative impact of chemicals on human health and living environment; returning to nature and protecting the environment have become a trend of thinking about the relationship between humans and the environment. The research and development of natural medicines including wu medicine, animal medicine and marine medicine have been vigorously developed, and various artificial bans on natural medicine have also become loose.
Natural medicine refers to natural pharmaceutical substances and their preparations used under the guidance of modern medical theory. Sources include plants, animals, and minerals, and generally do not include substances derived from genetically modified plants and animals, substances that are microbially fermented or chemically modified.
The research and development of natural medicines should pay attention to the following points: First, the design and evaluation of clinical trials should be guided by modern medical theory; second, the determination of active ingredients should be fully based; third, there should be sufficient experimental data to indicate the rationality of prescriptions. Clinical and clinical effectiveness and safety; Fourth, to ensure the sustainable use of resources.
1. Global use of natural medicines so far: The theory of applied systems has been developed, including Chinese medicine, Indian Buddhist medicine, Islamic medicine, European traditional medicine, South American national medicine and African national medicine. Among them, Chinese medicine is considered to be the natural medicine system developed by Zui in the world today.
2. From the scale of natural medicine use, the total number of natural medicines in China alone has reached 12,772, of which 11,118 are plant sources, 1574 are of animal origin, and 80 are mineral sources; and natural medicines of plant origin In addition, the dicotyledonous plants in the angiosperms have more than 8,908 species.
3. From the technical level analysis of the development and application of natural medicines, there are the following cases: APIs, which account for a large proportion of the market in China, that is, traditional Chinese medicines; preparations or extracts, through some simple Made by processing, most of the proprietary Chinese medicines come from this; pure natural effective chemical ingredients, the US FDA is so required, but also gradually deregulated.
4, international hotspots natural drugs: anticancer drug paclitaxel and its derivatives; antimalarial drug green gaosu; cardiovascular and cerebrovascular drugs ginkgolides; although there are many reports of natural anti-AIDS drugs, but no drugs can enter the clinic.
Due to the increasing cost and time of research and development of western medicine, the natural medicine industry characterized by "natural remedies" will become a characteristic industry with a promising future for the global pharmaceutical industry.
With the continuous deepening of China's pharmaceutical system reform, natural pharmaceutical companies are facing fierce competition in the domestic and foreign markets, and all enterprises want to enhance their competitiveness through transformation and upgrading, and seize the commanding heights of the industry.
Natural drug extraction, rotary evaporator natural drug research application
Rotary evaporator is one of the indispensable experimental instruments, front rotary steamer + water pump + cooling water device
Promotion:
1. Replace the pump with a diaphragm pump.
2. An additional vacuum controller with a diaphragm pump.
synthesis
Promote solvent recovery devices to reduce organic gas emissions into the laboratory
Two rotary evaporators share a diaphragm pump and solvent recovery unit
Rotary evaporator glass components can be mounted on both the left and right sides - easy to use
Southeast Science Instrument (Guangzhou Southeast Science and Technology Co., Ltd.) is a regional agent in Guangdong Province. It is fully responsible for the marketing, sales and after-sales services of Tokyo chemistry and EYELA products in Guangdong Province.
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