Tests are being conducted to bring corona vaccine. The vaccine that China is going to bring, which needs to be sprayed on the nose instead of needles. Of these, the experimental application of this vaccine has also been approved. Clinical trials of the first phase of the vaccine may begin in November. At this time, the results will be reviewed by applying the vaccine to 100 volunteers.
According to Johns Hopkins University, 9,9,489 people have died of coronavirus worldwide. Of these, 2 crore 81 lakh 71 thousand 373 people have been infected.
According to a report in China's state-run media Global Times, it is the only nasal spray approved by the Chinese National Medical Administration. The spray vaccine was jointly developed by researchers in Hong Kong and China. It includes researchers from the University of Hong Kong, Xiamen University and Beijing Wantai Biological Pharmacy.
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The vaccine stimulates the natural transmission of respiratory viruses and stimulates the immune response, said Euen Oak Young, a microbiologist at the University of Hong Kong.
The nasal spray vaccine is able to provide two types of protection to the recipient. One is influenza and the other is coronavirus. In other words, researchers are working to achieve two benefits using nasal sprays.
Yuan said the vaccine could take another year to complete the three-step test.
A Beijing-based researcher told the Global Times that the nasal spray vaccine is easier to give than the injection. It is easy to make and spread widely. Influenza vaccine production technology is being used. Other vaccine technologies are being used to make other vaccines in China. The technologies adopted in China are live attenuated influenza vaccine, inactivated vaccine, adenovirus vector vaccine and DNA and RNA vaccine. The inactivated vaccine is expected to hit the market first. Among them, live attenuated influenza method is being used in nasal spray vaccine.
Chinese experts say the new vaccine will not show any systemic side effects. However, some side effects such as asthma or shortness of breath may be seen in the respiratory tract.
However, it is not known whether the effectiveness of this vaccine will be as long as the injection.
So far, China has allowed three vaccine tests. The country has also approved the emergency use of vaccines by certain organizations.
An outbreak of the coronavirus was reported from the Chinese city of Wuhan in December last year. The United States is one of the most infected countries in the world. More than 83 lakh 96 thousand people have been infected in the country. 1 lakh 91 thousand 6 people died there.