According to the the ICMR study, administering of Covaxin booster dose will enhance the vaccine effectiveness against the Delta variant infection and give protection against the Omicron variants BA.1.1 and BA.2.
India, unlike UK or USA, has no seasonal drivers of transmission like the ‘influenza season’ there. ICMR says there is no evidence any temporally coherent such season across the length and breadth of the country
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