Cctv news(Evening News): For the key population, many places have started the vaccination of COVID-19 vaccine "booster shots" one after another. So, can the third and first two doses of COVID-19 vaccine be mixed? Will there be any adverse reactions after vaccination? Let’s listen to the authoritative interpretation of experts.
Will the "booster needle" have adverse reactions?
Expert: COVID-19 vaccine "booster needle" has less adverse reactions.
In response to some people’s concerns about whether there will be adverse reactions after the third dose of COVID-19 vaccine, experts said that the side effects of the vaccine are very small, so the public need not worry too much.
Shao Yiming, a member of the expert group of the vaccine research and development class of the scientific research team of the State Council Joint Prevention and Control Mechanism.The side effect of the third injection is very small, which is no different from the first two injections.
Can "booster needles" be mixed?
Expert: At present, it is recommended to take the third injection of similar COVID-19 vaccine.
As for whether the third vaccine can be mixed with the first two vaccines, experts suggest that it should not be mixed at this stage.
Shao Yiming, a member of the expert group of the vaccine research and development class of the scientific research team of the State Council Joint Prevention and Control Mechanism.At present, it is still recommended to take the third shot of the same kind of vaccine, but there will be more data on different types of vaccines in the future, and some new recommendations will be made.
Can people aged 3 to 12 start vaccination?
Expert: COVID-19 vaccination is being studied among people aged 3 to 12.
Experts said that China’s COVID-19 vaccine has accumulated a lot of data at home and abroad, and relevant departments will make relevant decisions in the near future.
Shao Yiming, a member of the expert group of the vaccine research and development class of the scientific research team of the State Council Joint Prevention and Control Mechanism.Our country’s main vaccine has also been studied in this age group abroad, and the data have been produced. In some countries, the drug regulatory authorities are close to making decisions. I think with the demand of prevention and control work, we will make relevant decisions soon.
Why can’t COVID-19 inactivated vaccine be "once and for all" with one shot?
Expert: COVID-19 inactivated vaccine may need to be vaccinated every year in the future.
According to experts, Covid-19 is mainly concentrated in the respiratory tract and lungs, and it is impossible to produce antibodies like smallpox, which can be repeated once. In the future, inactivated vaccine in COVID-19 may need to be vaccinated every year, and the vaccinated strain should be replaced according to the variation.
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