There are now around 4,000 variants of the virus that causes COVID-19 worldwide so all vaccine manufacturers including Pfizer Inc and AstraZeneca Plc are trying it. improve their vaccines, a British minister said.
Thousands of mutations of the coronavirus-type COVID-19-induced virus have been recorded as the mutates virus, including the various variants of British, South African and Brazilian. they seem to spread faster than others.
“It is very likely that the routine vaccine will not be effective on the variables whether in Kent or other changes especially when it comes to serious illness and hospitalization,” Vaccine Practice Minister Nadhim Zahawi told Sky News.
“All manufacturers, Pfizer-BioNTech, Moderna, Oxford-AstraZeneca and others are looking at how they can improve their vaccine to ensure we are ready for any variation – there are around on 4,000 different parts of the COVID world now. “