COVID-19 vaccine nearly 90% effective against Delta variant: Pfizer claims

New Delhi: US-based pharmaceutical company Pfizer on Thursday claimed that its coronavirus vaccine is highly effective against the delta variant. Alon Rapaport, the medical director of Pfizer in Israel, cited data to confirm the vaccine’s effectiveness is about 90%.

“The data we have today is accumulated from research we are doing in the laboratory and including data from places where the Indian version, Delta, has replaced the British version as the generic version, showing our vaccines to be very effective. point to, About 90%, in preventing the coronavirus disease, COVID-19,” Rapaport was quoted as saying. As told by Reuters to local broadcaster Army Radio.

The COVID-19 delta variant has emerged as a new threat and is believed to be the reason behind the second wave. A second mutation of the variant, called delta plus, has also been reported in India and in several other countries including the UK and US. It is reportedly responsible for almost 100 per cent of COVID-19 infections in the UK.

Significantly, Pfizer is in the final stages of striking An agreement with India for its COVID-19 vaccines.

Meanwhile, a study published in The Lancet Infectious Diseases claims that a single dose of the Pfizer or AstraZeneca COVID-19 vaccine provides about 60 percent protection against infection with SARS-CoV-2 in adults aged 65 and older. is.

The analysis included residents of a long-term care facility who routinely underwent asymptomatic SARS-CoV-2 testing between December 8, 2020 – the date the first vaccine was administered in the study cohort – and March 15, 2021, in the national Connected using test data. COVID-19 datastore.

However, this study was completed before the emergence of the delta variant of SARS-CoV-2, which now dominates the UK.

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