European Medicines Agency starts rolling review of the Sputnik V COVID-19 vaccine

Sputnik V is made up of 2 different viruses belonging to adenovirus family, Ad26 & Ad5. They have been modified to contain gene for making SARS-CoV-2 spike protein. The 2 adenoviruses are given separately: Ad26 is used in first dose and Ad5 in second to boost the vaccine’s effect

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European Medicines Agency