Xinhua News Agency, Geneva, April 15th. The World Health Organization ’s daily outbreak report on the 15th pointed out that there has been no evidence to date that oral polio vaccine can protect people from new coronavirus infections. The vaccine prevents new coronary pneumonia.
Oral polio vaccine is an attenuated vaccine widely used in children worldwide. Compared with the inactivated vaccine, the virus in the oral polio vaccine still has a certain activity and has a certain non-specific effect on the immune system. Non-specific immunity means that the body can make a corresponding immune response to the invasion of various pathogenic microorganisms and foreign bodies.
WHO said that the United States plans to conduct a clinical trial on the prevention of new coronary pneumonia by oral polio vaccine, and WHO will review the relevant evidence that may be obtained Be evaluated.
Where there is no evidence, WHO does not recommend the vaccine to prevent new coronary pneumonia, but continues to recommend its use to prevent polio.
Poliomyelitis is an acute infectious disease caused by poliovirus, which mainly affects children under 5 years old, especially infants and young children. If patients are not treated in time, they will have severe irreversible sequelae.
(Originally titled “WHO: There is no evidence that oral polio vaccine can prevent new coronary pneumonia”)