The Chinese coronavirus vaccine hole caps, but will it be effective?



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China has repeatedly sounded similar scandals, and while more than a million people in the country are claimed to have already been vaccinated against the coronavirus, clinical trials and human trials conducted by manufacturers have left some scientists undecided.

According to the Associated Press, rich countries have booked 9 of the 12 billion COVID-19 vaccines, mostly Western, to be produced next year. The Covax organization, which is concerned about the availability of vaccines in less developed countries, appears to target 2 billion. vaccines – will not come.

This means that countries that have not yet secured coronavirus vaccines will have to rely on China. Up to six manufacturers in the country have reached the final stage of vaccine research, and President Xi Jinping has said the Chinese vaccine will be a boon to a world ravaged by a pandemic.

However, due to past scandals, the Chinese themselves do not believe in it.

„Scanpix“ / ITAR-TASS nuotr./Xi Jinpingas

„Scanpix“ / ITAR-TASS nuotr./Xi Jinpingas

“It is not clear how China will be able to guarantee the supply of reliable vaccines,” said Joyus Zhang, a professor of ethics at the University of Kent in Britain.

Last week, Bahrain joined the United Arab Emirates (UAE) and became the second country to approve a Chinese vaccine. Morocco plans to launch a vaccination campaign this month. The vaccines are awaiting approval from Turkey, Indonesia and Brazil. By the way, it is being tested not only in China, but also in Russia, Egypt, Mexico.

Brazilian President Jair Bolsonar has said that the effectiveness of Sinovac vaccines has put him in doubt, although he has not provided any evidence, only that “Brazilians will not become experimental rabbits.” True, even earlier he completely denied the virus, then got sick himself, and more recently didn’t get any vaccines.

According to the Associated Press, several experts are positive about the Chinese vaccine. Here Jamie Triccas, head of the Department of Immunology and Infectious Diseases at the University of Sydney, praises the results of published clinical trials and believes there is nothing to worry about. According to Jin Dong-Yan, professor of medicine at the University of Hong Kong, China has a wealth of experience in the field of immunology and has successfully overcome diseases such as measles or hepatitis with vaccines, without outbreaks.

Reuters / Photo by Scanpix / Chinese coronavirus vaccine

Reuters / Photo by Scanpix / Chinese coronavirus vaccine

Sinovac and state-owned Sinopharm are among the top vaccine manufacturers in China. The latter, with the Wuhan Institute of Biological Products at the forefront, was embroiled in a vaccine scandal in 2018. This time, it became clear that the company, from which the dangerous COVID-19 virus would spread in a few years , had produced thousands of ineffective vaccines against diphtheria, tetanus and pertussis.

That same year, another major story emerged: Changsheng Biotechnology Co. falsified data on the rabies vaccine.

And that’s not all. In 2016, Chinese journalists revealed that 2 million. Doses of various vaccines for children have been improperly stored and marketed.

Not surprisingly, the number of people willing to get vaccinated in the country has decreased. It is true that after these events, China tightened vaccine storage procedures and sanctions, and tightened controls.

Scanpix Photo / Sinovac vaccine

Scanpix Photo / Sinovac vaccine

Major Chinese vaccine manufacturers have published some of the research-related material in a peer-reviewed scientific press. However, international experts have doubts both about the involvement of the volunteers and about the possible side effects, aspects that manufacturers are reluctant to talk about.

Now that many countries have already approved the Western Pfizer and Moderna vaccines, and some have started vaccinating, experts await more reliable information on the Chinese vaccine. Regulators in the UAE say its efficiency is 86 percent, and Turkey reports even more at 91.25 percent.

The Associated Press reports that representatives for Sinopharm, which makes the vaccine, have not responded to questions about its effectiveness. Other manufacturers, Sinovac and CanSino, also declined to be interviewed.



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