According to CCTV news report,At the news briefing on the progress of the new coronavirus vaccine on the afternoon of September 25, Zeng Guang, chief epidemiologist of the Chinese Center for Disease Control and prevention, revealed the effectiveness of the vaccine in China when answering questions from reporters.Zeng Guang said that the data of animal trials, phase I and phase II clinical trials of a number of new coronal vaccines currently under development in China have been preliminarily obtained, and some have entered phase III clinical trials.
So far, the overall progress is smooth. The data and results obtained in each stage preliminarily confirm the safety and effectiveness of the vaccine.
In particular, several vaccines that have been in phase III clinical trials have achieved very good safety and effectiveness in animal trials, phase I and phase II clinical trials, and who highly evaluates China's new crown vaccine.
The novel coronavirus has only been discovered for 9 months, and the protection time for each vaccine is long.
At present, the more positive result is that the antibody level of the first vaccinated subjects in China is still high, which suggests that the vaccine may have a long-term protective effect.
Yesterday, Yang Xiaoming, chairman of Sinopharm Group China Biotechnology Co., Ltd., said that the current test progress of the new crown inactivated vaccine is better than expected, faster than expected, and is expected to be listed by the end of 2020. Phase III clinical has gone through 99 steps, only one kilometer from the final success.