“It was a total mess,” he said.
According to Gao Fu, by his statement about the necessity of a combination of different drugs against coronavirus, he tried to point out the scientific view of such an approach as one of the possible ways to enhance immunity, not efficacy of the Chinese vaccines.
According to the clinical trials in Brazil, the efficacy of drugs produced by Sinovac Biotech Ltd is at the level of 50.4%. Meanwhile, according to the company, the drug prevents severe Covid-19 by 80%. 79.3% and 72.5% are the results of another two vaccines produced by Sinopharm. The vaccine produce by CanSino shows 65% of efficacy.
As we reported, China authorized Sinopharm pharmaceutical company to conduct human clinical trials of the third coronavirus vaccine. The report notes that the other two vaccines were inactivated (with the virus "killed"). The new one is recombinant.