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Us Pfizer still undecided on vaccine effectiveness against Corona


 


Pfizer has not yet decided that the vaccine against the Corona virus can prevent the transmission of infection, as the company's director, Albert Burla, confirmed that the matter needs testing and more research, to confirm that the carrier of the virus will not transmit the infection after taking the vaccination.

While the aforementioned company announced last month that the vaccine is 90 percent effective. To prevent Covid 19 disease.

And it has requested the Food and Drug Administration for emergency permission to use

It is noteworthy that the American company, "Pfizer", developed the vaccine in partnership with "BioNtech" German. The drug has been approved for use in Britain, and it is expected that it will soon obtain approval in the European Union and the United States.


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