Geneva: The World Health Organization has said that current Covid-19 vaccines may need to be updated if they are to provide continued protection against emerging variants, including Omicron.

WHO’s Technical Advisory Group on Covid-19 Vaccine Composition a group of 18 experts, on Tuesday said that although current vaccines provide a high level of protection against severe disease and death caused by Variants Of Concern.

The experts have encouraged Covid-19 vaccine manufacturers to provide data on the performance of current and Omicron-specific vaccines, to help decide when changes to vaccine composition may be required.