When a number of countries are competing to produce vaccines to overcome them corona virus, China is known to have inoculated tens of thousands of its citizens with an experimental Corona vaccine that has not yet finished clinical trials. The program for emergency use of this vaccine was carried out by China in July.
China offers three experimental injections developed by state pharmaceutical companies China National Pharmaceutical Group (Sinoparm) and Sinovac Biotech. Meanwhile, the fourth COVID-19 vaccine is being developed by CanSino Biologics and was approved for use by the Chinese military last June. This aims to protect essential workers and reduce the possibility of a recurrence of the COVID-19 outbreak.
Until now, the Chinese government has not released official data regarding the use of the vaccine. It is known that a number of groups targeted include medical workers, transportation, and the food market.
However, China National Biotech Group (CNBG), Sinopharm’s unit that developed two vaccines for emergency use, and Sinovac have confirmed that at least tens of thousands of people have been inoculated. CNBG also says it has given hundreds of thousands of doses of its vaccine, one of which requires a person to receive 2-3 injections to be inoculated.
Guizhen Wu, the head of ahlibiosafety at the Chinese Center for Disease Control and Prevention (CDC), said he had also been injected in April. In fact, there are no side effects.
“So far, among the vaccinated people, no one has contracted the disease. (The vaccination scheme) is working very well, no side effects have occurred,” said Guiezen Wu. 2020).
But there are still many experts who worry about the safety of vaccines that have not yet finished testing these standards. They worry that it could have the potential to have long-term effects.
According to a vaccine researcher at John Hopkins University, Anna Durbin, emergency use program vaksin China iThis can be very risky. He said it was impossible to assess vaccine efficacy without a standardized group of clinical trials.
“You vaccinate people and you don’t know if it will protect them,” said Durbin.
Although clinical trials have not yet been completed, this Chinese vaccine has attracted quite a lot of world attention. CNBG vice president Zhang Yuntao said his company had already received orders from foreign countries to purchase about 500 million doses of its experimental vaccine.
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