The Namibia Press Agency, (NAMPA), was established in 1991 as a national news agency responsible for the distribution of local, regional and international news.

VIRUS-COVAXIN-CONCERNS - Experts allay Covaxin concerns, say 50 pc effectiveness against Delta-driven Covid surge not bad By Shakoor Rather

Contributed by NAMPA / PTI.

New Delhi, Nov 25 (PTI) The decline in the effectiveness of Covaxin, India's indigenous COVID-19 vaccine, from 77.8 per cent to 50 per cent during a Delta-driven case surge in April and May this year is neither bad nor surprising, say scientists.
The differing figures led to some concern, particularly among those who had received Covaxin, but several scientists allayed the misgivings, pointing to the potency of the Delta strain, the intensity of the second Covid wave in India and the level of exposure ...

 

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